{"id":13001,"date":"2026-02-24T16:04:47","date_gmt":"2026-02-24T08:04:47","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=13001"},"modified":"2026-06-28T10:16:35","modified_gmt":"2026-06-28T02:16:35","slug":"d2-steel-vs-440c","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/d2-steel-vs-440c\/","title":{"rendered":"D2\uac15\uacfc 440C\uac15: \uacf5\uad6c, \uce7c, \ubca0\uc5b4\ub9c1 \uc644\ubcbd \ube44\uad50 \uac00\uc774\ub4dc"},"content":{"rendered":"<section class=\"aobo-d2-440c-page\">\n  <style>\n    .aobo-d2-440c-page {\n      --aobo-blue: #0c56d0;\n      --aobo-blue-dark: #073b8e;\n      --aobo-blue-soft: #eaf2ff;\n      --aobo-blue-line: #c9dcff;\n      --aobo-border: #d7e5fb;\n      --aobo-text: #203044;\n      --aobo-muted: #617087;\n      --aobo-orange: #f59b23;\n      --aobo-white: #ffffff;\n      --aobo-shadow: 0 18px 45px rgba(12, 86, 208, 0.10);\n      font-family: Arial, Helvetica, sans-serif;\n      color: var(--aobo-text);\n      line-height: 1.7;\n      background: transparent;\n      padding: 0;\n      box-sizing: border-box;\n    }\n\n    .aobo-d2-440c-page * {\n      box-sizing: border-box;\n    }\n\n    .aobo-wrap {\n      max-width: 1180px;\n      margin: 0 auto;\n      padding: 0;\n    }\n\n    .aobo-hero {\n      background: linear-gradient(135deg, #ffffff 0%, #f7fbff 56%, #eaf2ff 100%);\n      border: 1px solid var(--aobo-border);\n      border-radius: 28px;\n      padding: 42px 38px;\n      margin-bottom: 24px;\n      box-shadow: var(--aobo-shadow);\n      overflow: hidden;\n      position: relative;\n    }\n\n    .aobo-hero::after {\n      content: \"\";\n      position: absolute;\n      right: -90px;\n      top: -90px;\n      width: 260px;\n      height: 260px;\n      border-radius: 50%;\n      background: rgba(12, 86, 208, 0.08);\n    }\n\n    .aobo-eyebrow {\n      display: inline-block;\n      margin-bottom: 12px;\n      padding: 6px 12px;\n      border-radius: 999px;\n      background: #fff7ed;\n      border: 1px solid #fde3bd;\n      color: var(--aobo-orange);\n      font-size: 14px;\n      font-weight: 700;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-hero h1 {\n      margin: 0 0 16px;\n      color: #082d6f;\n      font-size: clamp(34px, 4vw, 54px);\n      line-height: 1.05;\n      letter-spacing: -0.03em;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-hero p {\n      max-width: 900px;\n      margin: 0;\n      font-size: 17px;\n      color: #314158;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-btn {\n      display: inline-flex;\n      align-items: center;\n      justify-content: center;\n      text-align: center;\n      min-height: 42px;\n      padding: 10px 14px;\n      border-radius: 999px;\n      text-decoration: none;\n      font-weight: 700;\n      font-size: 14px;\n      line-height: 1.2;\n      transition: all 0.2s ease;\n      cursor: pointer;\n      white-space: nowrap;\n    }\n\n    .aobo-btn:hover {\n      transform: translateY(-1px);\n    }\n\n    .aobo-btn-detail {\n      color: var(--aobo-blue-dark) !important;\n      background: #ffffff;\n      border: 1px solid var(--aobo-blue-line);\n    }\n\n    .aobo-btn-detail:hover {\n      background: var(--aobo-blue-soft);\n      border-color: var(--aobo-blue-line);\n      color: var(--aobo-blue-dark) !important;\n    }\n\n    .aobo-btn-inquiry {\n      color: #ffffff !important;\n      background: var(--aobo-blue);\n      border: 1px solid var(--aobo-blue);\n    }\n\n    .aobo-btn-inquiry:hover {\n      background: var(--aobo-blue-dark);\n      border-color: var(--aobo-blue-dark);\n      color: #ffffff !important;\n    }\n\n    .aobo-product-strip {\n      margin: 24px 0;\n      padding: 30px 34px 34px;\n      border-radius: 26px;\n      background: var(--aobo-white);\n      border: 1px solid var(--aobo-border);\n      box-shadow: 0 12px 32px rgba(12, 86, 208, 0.07);\n    }\n\n    .aobo-product-strip h2 {\n      margin: 0 0 10px;\n      color: #082d6f;\n      font-size: clamp(26px, 3vw, 36px);\n      line-height: 1.15;\n      letter-spacing: -0.02em;\n    }\n\n    .aobo-strip-intro {\n      margin: 0 0 22px;\n      max-width: 840px;\n      color: var(--aobo-muted);\n    }\n\n    .aobo-product-grid {\n      display: grid;\n      grid-template-columns: repeat(2, minmax(0, 1fr));\n      gap: 16px;\n    }\n\n    .aobo-product-card {\n      background: #ffffff;\n      border: 1px solid var(--aobo-border);\n      border-radius: 20px;\n      padding: 20px;\n      display: flex;\n      flex-direction: column;\n      justify-content: space-between;\n      transition: all 0.2s ease;\n    }\n\n    .aobo-product-card:hover {\n      transform: translateY(-3px);\n      box-shadow: 0 14px 30px rgba(12, 86, 208, 0.12);\n      border-color: rgba(12, 86, 208, 0.35);\n    }\n\n    .aobo-product-card h3 {\n      margin: 0 0 8px;\n      color: #082d6f;\n      font-size: 22px;\n      line-height: 1.3;\n    }\n\n    .aobo-product-image {\n      width: 100%;\n      aspect-ratio: 16 \/ 9;\n      margin: 0 0 16px;\n      border-radius: 16px;\n      overflow: hidden;\n      border: 1px solid var(--aobo-border);\n      background: #f7fbff;\n    }\n\n    .aobo-product-image img {\n      display: block;\n      width: 100%;\n      height: 100%;\n      object-fit: cover;\n    }\n\n    .aobo-card-note {\n      margin: 0 0 18px;\n      color: var(--aobo-muted);\n      font-size: 15.5px;\n    }\n\n    .aobo-buttons {\n      display: flex;\n      gap: 10px;\n      flex-wrap: nowrap;\n      margin-top: auto;\n    }\n\n    .aobo-buttons .aobo-btn {\n      flex: 1 1 0;\n    }\n\n    .aobo-article {\n      max-width: 1180px;\n      margin: 0 auto;\n    }\n\n    .aobo-article h2 {\n      margin: 44px 0 16px;\n      color: #082d6f;\n      font-size: 30px;\n      line-height: 1.25;\n    }\n\n    .aobo-article h3 {\n      margin: 30px 0 12px;\n      color: #082d6f;\n      font-size: 23px;\n      line-height: 1.3;\n    }\n\n    .aobo-article p {\n      margin: 0 0 18px;\n      font-size: 17px;\n      color: var(--aobo-text);\n    }\n\n    .aobo-article a {\n      color: var(--aobo-blue);\n      font-weight: 700;\n      text-decoration: none;\n      transition: color 0.2s ease, background 0.2s ease;\n    }\n\n    .aobo-article a:hover {\n      color: var(--aobo-orange);\n      background: var(--aobo-blue-soft);\n    }\n\n    .aobo-text-link {\n      color: var(--aobo-blue) !important;\n      font-weight: 700;\n      text-decoration: none !important;\n      transition: color 0.2s ease, background 0.2s ease;\n    }\n\n    .aobo-text-link:hover {\n      color: var(--aobo-orange) !important;\n      background: var(--aobo-blue-soft) !important;\n    }\n\n    .aobo-table-wrap {\n      overflow-x: auto;\n      margin: 22px 0 28px;\n      border-radius: 18px;\n      border: 1px solid var(--aobo-border);\n      box-shadow: 0 12px 32px rgba(12, 86, 208, 0.07);\n    }\n\n    .aobo-table {\n      width: 100%;\n      border-collapse: collapse;\n      background: #ffffff;\n      min-width: 760px;\n    }\n\n    .aobo-table th {\n      background: var(--aobo-blue-soft);\n      color: #082d6f;\n      text-align: left;\n      padding: 14px 16px;\n      font-size: 15px;\n      vertical-align: top;\n    }\n\n    .aobo-table td {\n      padding: 14px 16px;\n      border-bottom: 1px solid #e8eef8;\n      vertical-align: top;\n      font-size: 15px;\n    }\n\n    .aobo-table tr:last-child td {\n      border-bottom: none;\n    }\n\n    .aobo-table td:first-child {\n      color: #082d6f;\n      font-weight: 700;\n    }\n\n    .aobo-note-box {\n      margin: 34px 0;\n      padding: 22px 24px;\n      border: 1px solid var(--aobo-border);\n      border-left: 5px solid var(--aobo-orange);\n      border-radius: 16px;\n      background: #fbfdff;\n      color: var(--aobo-muted);\n    }\n\n    .aobo-note-box p {\n      margin: 0;\n      color: var(--aobo-muted);\n    }\n\n    .aobo-choice-grid {\n      display: grid;\n      grid-template-columns: repeat(2, minmax(0, 1fr));\n      gap: 16px;\n      margin: 24px 0 30px;\n    }\n\n    .aobo-choice-card {\n      border: 1px solid var(--aobo-border);\n      border-radius: 20px;\n      background: #ffffff;\n      padding: 22px;\n      box-shadow: 0 10px 26px rgba(12, 86, 208, 0.06);\n    }\n\n    .aobo-choice-card h3 {\n      margin-top: 0;\n    }\n\n    .aobo-choice-card p {\n      margin-bottom: 0;\n      color: var(--aobo-muted);\n    }\n\n    .aobo-related-pages {\n      margin: 38px 0 0;\n      padding: 30px 34px;\n      border: 1px solid var(--aobo-border);\n      border-radius: 26px;\n      background: #ffffff;\n      box-shadow: 0 12px 32px rgba(12, 86, 208, 0.07);\n    }\n\n    .aobo-related-pages h2 {\n      margin-top: 0;\n    }\n\n    .aobo-related-grid {\n      display: grid;\n      grid-template-columns: repeat(2, minmax(0, 1fr));\n      gap: 14px;\n      margin-top: 18px;\n    }\n\n    .aobo-related-card {\n      display: block;\n      padding: 18px;\n      border: 1px solid var(--aobo-border);\n      border-radius: 16px;\n      background: #fbfdff;\n      text-decoration: none;\n      transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;\n    }\n\n    .aobo-related-card:hover {\n      transform: translateY(-2px);\n      border-color: rgba(12, 86, 208, 0.35);\n      box-shadow: 0 12px 26px rgba(12, 86, 208, 0.10);\n      background: #ffffff;\n    }\n\n    .aobo-related-card strong {\n      display: block;\n      margin-bottom: 6px;\n      color: #082d6f;\n      font-size: 17px;\n      line-height: 1.3;\n    }\n\n    .aobo-related-card span {\n      display: block;\n      color: var(--aobo-muted);\n      font-size: 15px;\n      line-height: 1.55;\n    }\n\n    .aobo-final-cta {\n      margin-top: 24px;\n      padding: 34px;\n      border-radius: 28px;\n      background: linear-gradient(135deg, #073b91 0%, #0c56d0 100%);\n      color: #ffffff;\n      box-shadow: 0 18px 45px rgba(12, 86, 208, 0.20);\n      display: flex;\n      align-items: center;\n      justify-content: space-between;\n      gap: 20px;\n      flex-wrap: wrap;\n    }\n\n    .aobo-final-cta h2 {\n      margin: 0 0 12px;\n      color: #ffffff;\n      font-size: 26px;\n    }\n\n    .aobo-final-cta p {\n      margin: 0;\n      color: rgba(255, 255, 255, 0.92);\n      max-width: 760px;\n    }\n\n    .aobo-final-cta .aobo-btn {\n      flex: 0 0 auto;\n      background: #ffffff;\n      border-color: #ffffff;\n      color: var(--aobo-blue) !important;\n    }\n\n    @media (max-width: 760px) {\n      .aobo-hero {\n        padding: 30px 22px;\n      }\n\n      .aobo-product-strip {\n        padding: 20px;\n      }\n\n      .aobo-product-grid,\n      .aobo-choice-grid,\n      .aobo-related-grid {\n        grid-template-columns: 1fr;\n      }\n\n      .aobo-buttons {\n        flex-direction: column;\n      }\n\n      .aobo-article h2 {\n        font-size: 25px;\n      }\n    }\n  <\/style>\n\n  <div class=\"aobo-wrap\">\n    <header class=\"aobo-hero\">\n      <span class=\"aobo-eyebrow\">\uacf5\uad6c\uac15 vs \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15 \uc120\ud0dd<\/span>\n      <h1>D2\uac15 vs 440C\uac15: \uc5b4\ub5a4 \uac83\uc744 \uc120\ud0dd\ud574\uc57c \ud560\uae4c\uc694?<\/h1>\n      <p><a class=\"aobo-text-link\" href=\"https:\/\/aobosteel.com\/ko\/d2-steel-properties\/\">D2 \uacf5\uad6c\uac15<\/a> \uac74\uc2dd \ub9c8\ubaa8\uc5d0 \uc801\ud569\ud558\ub3c4\ub85d \uc120\ud0dd\ub418\uc5c8\uc2b5\ub2c8\ub2e4.; <a class=\"aobo-text-link\" href=\"https:\/\/aobosteel.com\/ko\/440c-stainless-steel-properties\/\">440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/a> \ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc774 \ub3d9\uc2dc\uc5d0 \uc694\uad6c\ub420 \ub54c \uc120\ud0dd\ub429\ub2c8\ub2e4.<\/p>\n    <\/header>\n\n    <section class=\"aobo-product-strip\" aria-label=\"\uc544\uc624\ubcf4\uc81c\uac15\uc758 D2 \ubc0f 440C \uac15\ucca0 \uc81c\ud488\">\n      <h2>Aobo Steel\uc5d0\uc11c D2 \ubc0f 440C \uac15\ucca0\uc744 \uad6c\uc785\ud558\uc2e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/h2>\n      <p class=\"aobo-strip-intro\">\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ub0b4\ub9c8\ubaa8\uc131 \uacf5\uad6c\uc6a9 D2 \uacf5\uad6c\uac15\uacfc \ub0b4\uc2dd\uc131 \uc815\ubc00 \ubd80\ud488\uc6a9 440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4.<\/p>\n\n      <div class=\"aobo-product-grid\">\n        <article class=\"aobo-product-card\">\n          <div class=\"aobo-product-image\">\n            <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/D2-steel.avif\" alt=\"Aobo Steel\uc5d0\uc11c \uacf5\uae09\ud558\ub294 D2 \uacf5\uad6c\uac15\" loading=\"lazy\">\n          <\/div>\n          <h3>D2 | 1.2379 | SKD11<\/h3>\n          <p class=\"aobo-card-note\">\uac74\uc2dd \ub9c8\ubaa8, \uc7a5\uae30 \uc0dd\uc0b0 \uacf5\uad6c, \ube14\ub7ad\ud0b9 \ub2e4\uc774, \ud380\uce58, \uc804\ub2e8 \ub0a0 \ubc0f \uc2ac\ub9ac\ud130 \ub098\uc774\ud504\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uace0\ud0c4\uc18c, \uace0\ud06c\ub86c \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uac15.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/ko\/d2-tool-steel\/\">\uc0c1\uc138 \uc815\ubcf4 \ubcf4\uae30<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">\ubb38\uc758 \ubcf4\ub0b4\uae30<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <div class=\"aobo-product-image\">\n            <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/04\/440C.avif\" alt=\"Aobo Steel\uc5d0\uc11c \uacf5\uae09\ud558\ub294 440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\" loading=\"lazy\">\n          <\/div>\n          <h3>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/h3>\n          <p class=\"aobo-card-note\">\ubca0\uc5b4\ub9c1, \ubc38\ube0c, \ud38c\ud504 \ubd80\ud488, \uc815\ubc00 \ubd80\ud488 \ubc0f \uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc774 \uc694\uad6c\ub418\ub294 \uc6a9\ub3c4\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uace0\ud0c4\uc18c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/ko\/440c-stainless-steel\/\">\uc0c1\uc138 \uc815\ubcf4 \ubcf4\uae30<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">\ubb38\uc758 \ubcf4\ub0b4\uae30<\/a>\n          <\/div>\n        <\/article>\n      <\/div>\n    <\/section>\n\n    <main class=\"aobo-article\">\n      <h2>D2 vs 440C: \ube60\ub978 \uc120\ud0dd \uac00\uc774\ub4dc<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\ub9cc\uc57d \ub2f9\uc2e0\uc758 \uc694\uad6c\uc0ac\ud56d\uc774\u2026<\/th><th>\uc120\ud0dd\ud558\ub2e4<\/th><th>\uc65c<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ub9c8\ubaa8\uac00 \uc2ec\ud55c \uac74\uc870\ud55c \uc0b0\uc5c5 \ud658\uacbd<\/td><td>\ub5142<\/td><td>\ub192\uc740 \ud0c4\ud654\ubb3c \ud568\ub7c9\uc740 \ud0c1\uc6d4\ud55c \ub0b4\ub9c8\ubaa8\uc131\uacfc \ub0a0 \uc720\uc9c0\ub825\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc7a5\uae30\uac04 \uc0dd\uc0b0 \ubc0f \uacf5\uad6c \uc218\uba85<\/td><td>\ub5142<\/td><td>\uc7ac\uc5f0\ub9c8 \ube48\ub3c4\ub97c \uc904\uc5ec \uacf5\uad6c \uc218\uba85 \uacbd\uc81c\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ubcc0\ud615 \uc694\uad6c\ub7c9\uc774 \ub0ae\uc740 \uc815\ubc00 \uacf5\uad6c<\/td><td>\ub5142<\/td><td>\uacf5\uae30 \uacbd\ud654 \ucc98\ub9ac\ub294 \ud0c1\uc6d4\ud55c \uce58\uc218 \uc548\uc815\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc2ec\ud55c \ub0c9\uac04 \uc131\ud615 \ub610\ub294 \ub192\uc740 \uc555\ucd95 \uc751\ub825<\/td><td>\ub5142<\/td><td>\ub0c9\uac04 \uac00\uacf5 \uc2dc \uace0\uacbd\ub3c4 \ud658\uacbd\uc5d0\uc11c \ub6f0\uc5b4\ub09c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc2b5\ud558\uac70\ub098, \uc816\uc5c8\uac70\ub098, \uc57d\ud55c \ubd80\uc2dd\uc131 \ud658\uacbd<\/td><td>440\ub3c4<\/td><td>\ub192\uc740 \ud06c\ub86c \ud568\ub7c9\uc740 \uc9c4\uc815\ud55c \ub0b4\uc2dd\uc131\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc744 \uacb8\ube44\ud568<\/td><td>440\ub3c4<\/td><td>\ub179\uacfc \ubd80\uc2dd\uc5d0 \uac15\ud558\uba74\uc11c\ub3c4 \uacbd\ub3c4\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ubca0\uc5b4\ub9c1, \ubc38\ube0c, \ud38c\ud504 \ubd80\ud488\uacfc \uac19\uc740 \uc815\ubc00 \uae30\uacc4 \ubd80\ud488<\/td><td>440\ub3c4<\/td><td>\uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc774 \ubaa8\ub450 \uc694\uad6c\ub418\ub294 \uc811\ucd09 \ubd80\ud488\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uccad\uacb0\ud55c \ud658\uacbd \ub610\ub294 \ubd80\uc2dd\uc5d0 \ubbfc\uac10\ud55c \ud658\uacbd<\/td><td>440\ub3c4<\/td><td>\uc5bc\ub8e9, \uc0b0\ud654 \ubc0f \ud654\ud559\uc801 \uacf5\uaca9\uc5d0 \ub300\ud55c \uc800\ud56d\ub825\uc774 \ub354 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <h2>D2\uac15\uacfc 440C\uac15\uc758 \ud654\ud559\uc801 \uc870\uc131<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc694\uc18c<\/th><th>D2 \uacf5\uad6c\uac15<\/th><th>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/th><th>\uc758\ubbf8<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ud0c4\uc18c<\/td><td>1.40-1.60%<\/td><td>0.95-1.20%<\/td><td>D2\ub294 \ub354 \ub9ce\uc740 \ud0c4\ud654\ubb3c\uc744 \ud615\uc131\ud558\uc5ec \ub0b4\ub9c8\ubaa8\uc131\uc774 \ub354 \uac15\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ud06c\ub86c<\/td><td>11.00-13.00%<\/td><td>16.00-18.00%<\/td><td>440C\ub294 \ub354 \uac15\ub825\ud55c \uc2a4\ud14c\uc778\ub9ac\uc2a4 \ud2b9\uc131\uacfc \ub0b4\uc2dd\uc131\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ubab0\ub9ac\ube0c\ub374<\/td><td>0.70-1.20%<\/td><td>&lt;=0.75%<\/td><td>\uac15\ud654\uc131 \ubc0f \uc131\ub2a5 \uc548\uc815\uc131\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ubc14\ub098\ub4d0<\/td><td>0.50-1.10%<\/td><td>\uc8fc\uc694 \ud45c\uc900 \ucd94\uac00 \uc0ac\ud56d\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/td><td>D2\uc758 \ub0b4\ub9c8\ubaa8\uc131\uacfc \uacb0\uc815\ub9bd \ubbf8\uc138\ud654\ub97c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub9dd\uac04\/\uc2e4\ub9ac\ucf58<\/td><td>&lt;=0.60%<\/td><td>&lt;=1.00%<\/td><td>\uac00\uacf5 \ubc0f \uacbd\ud654\uc131\uc744 \uc9c0\uc6d0\ud558\ub294 \ubcf4\uc870 \uc694\uc18c.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>D2\ub294 \ud0c4\uc18c\uc640 \ud0c4\ud654\ubb3c \ud568\ub7c9\uc774 \ub192\uc544 \ub0b4\ub9c8\ubaa8\uc131\uc774 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4. 440C\ub294 \ud06c\ub86c \ud568\ub7c9\uc774 \ub192\uc544 \uc2b5\ud558\uac70\ub098 \uc816\uc740 \ud658\uacbd, \ub610\ub294 \uc57d\ud55c \ubd80\uc2dd\uc131 \ud658\uacbd\uc5d0\uc11c \uc131\ub2a5\uc774 \uc6b0\uc218\ud569\ub2c8\ub2e4.<\/p>\n\n      <h2>D2\uc640 440C: \ub3d9\ub4f1 \ub4f1\uae09 \ubc0f \uad6d\uc81c \ud45c\uc900<\/h2>\n      <p>\uc804 \uc138\uacc4\uc801\uc73c\ub85c \uc790\uc7ac\ub97c \uc870\ub2ec\ud560 \ub54c D2 \ubc0f 440C\ub294 \uc11c\ub85c \ub2e4\ub978 \uad6d\uc81c \ud45c\uc900\uc73c\ub85c \ud45c\uae30\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud45c\uae30\ub294 \uc0ac\uc6a9\uc790\uac00 \uc2dc\uc7a5 \uc804\ubc18\uc5d0 \uac78\uccd0 \uc790\uc7ac\ub97c \ud1b5\uc77c\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub418\uc9c0\ub9cc, \uc815\ud655\ud55c \uc0ac\uc591\uc744 \ud655\uc778\ud55c \ud6c4\uc5d0\ub9cc \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\ud45c\uc900 \uc2dc\uc2a4\ud15c<\/th><th>D2 \uacf5\uad6c\uac15<\/th><th>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc720\uc5d4<\/td><td>\ud2f030402<\/td><td>S44004<\/td><\/tr>\n            <tr><td>DIN \/ EN<\/td><td>1.2379 \/ X153CrMoV12<\/td><td>1.4125 \/ X105CrMo17<\/td><\/tr>\n            <tr><td>\uc9c0\uc774\uc2a4<\/td><td>SKD11<\/td><td>\u2013<\/td><\/tr>\n            <tr><td>\uc601\uad6d<\/td><td>Cr12Mo1V1<\/td><td>\u2013<\/td><\/tr>\n            <tr><td>ISO<\/td><td>160CrMoV12<\/td><td>\u2013<\/td><\/tr>\n            <tr><td>BS<\/td><td>BD2<\/td><td>\u2013<\/td><\/tr>\n            <tr><td>\uc544\ud504\ub178\ub974<\/td><td>X155CrMoV12<\/td><td>\u2013<\/td><\/tr>\n            <tr><td>SAE<\/td><td>\u2013<\/td><td>51440C<\/td><\/tr>\n            <tr><td>ASTM<\/td><td>\u2013<\/td><td>A276 \/ A580 \ud0c0\uc785 440C<\/td><\/tr>\n            <tr><td>\uc554\uc2a4<\/td><td>\u2013<\/td><td>AMS 5618 \/ AMS 5630<\/td><\/tr>\n            <tr><td>\uc5f0\ubc29 \uaddc\uaca9<\/td><td>\u2013<\/td><td>QQ-S-763 440C<\/td><\/tr>\n            <tr><td>\uc0c1\uc5c5\uc6a9 \ub4f1\uae09<\/td><td>Bohler K110, ASSAB XW41, \ud788\ud0c0\uce58 SLD, Daido DC11<\/td><td>\u2013<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <h2>D2\uac15\uacfc 440C\uac15\uc758 \ubb3c\uc131 \ube44\uad50<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\ud2b9\uc9d5<\/th><th>D2 \uacf5\uad6c\uac15<\/th><th>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uac15\ucca0 \uc885\ub958<\/td><td>\uace0\ud0c4\uc18c, \uace0\ud06c\ub86c \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uac15<\/td><td>\uace0\ud0c4\uc18c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/td><\/tr>\n            <tr><td>\uacbd\ub3c4 \uc7a0\uc7ac\ub825<\/td><td>\uc5f4\ucc98\ub9ac \ubc29\uc2dd\uc5d0 \ub530\ub77c \ucd5c\ub300 \uc57d 62~64 HRC\uae4c\uc9c0 \uacbd\ub3c4\uac00 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/td><td>\uc5f4\ucc98\ub9ac \ubc29\uc2dd\uc5d0 \ub530\ub77c \ucd5c\ub300 \uc57d 60~64 HRC\uae4c\uc9c0 \uacbd\ub3c4\uac00 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc2e4\uc9c8\uc801\uc778 \ub178\ub3d9 \uac15\ub3c4<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c \uc6a9\ub3c4\uc5d0 \ub530\ub77c 58~60 HRC \uc815\ub3c4\uc785\ub2c8\ub2e4.<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c \ubd80\uc2dd \ubc0f \uc778\uc131 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c 57~60 HRC \uc815\ub3c4\uc785\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub0b4\ub9c8\ubaa8\uc131<\/td><td>\ub9e4\uc6b0 \ub192\uc740 \uc131\ub2a5; \uac74\uc2dd \uc5f0\ub9c8 \uacf5\uad6c\uc5d0\uc11c \ub354\uc6b1 \uac15\ub825\ud55c \uc131\ub2a5 \ubc1c\ud718<\/td><td>\uc591\ud638\ud558\uc9c0\ub9cc, \uc2ec\ud55c \uac74\uc2dd \ub9c8\ubaa8 \uc870\uac74\uc5d0\uc11c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c D2 \ub4f1\uae09 \ubbf8\ub9cc\uc785\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uac15\uc778\ud568<\/td><td>\uacbd\ud654 \ud6c4 \ub0ae\uc74c~\uc911\uac04 \uc815\ub3c4; \ucda9\uaca9 \uc2dc \ud30c\uc190 \uc704\ud5d8 \uc788\uc74c<\/td><td>\uacbd\ud654 \ud6c4 \ucda9\uaca9 \uac15\ub3c4\ub294 \ub0ae\uc74c\uc5d0\uc11c \uc911\uac04 \uc815\ub3c4\uc774\uba70, \uac15\ud55c \ucda9\uaca9\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub0b4\uc2dd\uc131<\/td><td>\ud55c\uc815\ud310\uc774\uba70, \uc9c4\uc815\ud55c \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/td><td>\ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uacc4 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ucd5c\uc801\uc758 \ud658\uacbd<\/td><td>\ub9c8\ubaa8\uac00 \uc8fc\uc694 \uc704\ud5d8 \uc694\uc18c\uc778 \uac74\uc2dd \uc0b0\uc5c5 \ud658\uacbd<\/td><td>\uc2b5\ud558\uac70\ub098, \uc816\uc5c8\uac70\ub098, \uc57d\ud55c \ubd80\uc2dd\uc131\uc774 \uc788\ub294 \ud658\uacbd\uc5d0\uc11c \ub179 \ubc29\uc9c0\uac00 \uc911\uc694\ud55c \uacbd\uc6b0<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\ub0b4\uc2dd\uc131\uc740 \uc774 \ub450 \ub4f1\uae09\uc744 \uad6c\ubd84\ud558\ub294 \uc911\uc694\ud55c \uae30\uc900\uc774 \ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. D2\ub294 \uacf5\uad6c\uac15\uc73c\ub85c\uc11c \ud06c\ub86c \ud568\ub7c9\uc774 \ub192\uc9c0\ub9cc, \uadf8 \ud06c\ub86c\uc758 \ub300\ubd80\ubd84\uc740 \ud0c4\ud654\ubb3c \ud615\ud0dc\ub85c \uc874\uc7ac\ud558\uae30 \ub54c\ubb38\uc5d0 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc73c\ub85c\uc11c\uc758 \ud2b9\uc131\uc744 \ub098\ud0c0\ub0b4\ub294 \uc790\uc720 \ud06c\ub86c\uc740 \uc81c\ud55c\uc801\uc785\ub2c8\ub2e4.<\/p>\n      <p>440C\uc758 \uacbd\uc6b0, \ubd80\uc2dd \uc131\ub2a5\uc740 \uc5f4\ucc98\ub9ac \ubc0f \ud15c\ud37c\ub9c1 \ubc29\uc2dd\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \ucd5c\uc885 \ub9e4\uac1c\ubcc0\uc218\ub294 \ub2e8\uba74 \ud06c\uae30, \ud654\ud559\uc801 \uc870\uc131 \ubc0f \uc7a5\ube44 \uc131\ub2a5\uc744 \uae30\ubc18\uc73c\ub85c \uac80\uc99d\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n      <h2>D2 \uc5f4\ucc98\ub9ac vs 440C \uc5f4\ucc98\ub9ac \ube44\uad50<\/h2>\n      <p>\uc5f4\ucc98\ub9ac\ub294 \uc8fc\uc694 \ucc28\uc774\uc810\uc744 \ub354\uc6b1 \ubd80\uac01\uc2dc\ud0b5\ub2c8\ub2e4. D2\ub294 \ub0b4\ub9c8\ubaa8\uc131\uacfc \uce58\uc218 \uc548\uc815\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \uc5f4\ucc98\ub9ac\ub418\ub294 \ubc18\uba74, 440C\ub294 \uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc744 \ubaa8\ub450 \uc720\uc9c0\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc5f4\ucc98\ub9ac \uc778\uc790<\/th><th>D2 \uacf5\uad6c\uac15<\/th><th>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/th><th>\uc120\ud0dd\uc758 \uc758\ubbf8<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4<\/td><td>\uc57d 995~1030\u00b0C<\/td><td>\uc57d 1038~1095\u00b0C<\/td><td>440C\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \ub192\uc740 \uacbd\ud654 \uc628\ub3c4\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub2f4\uae08\uc9c8 \ubc29\ubc95<\/td><td>\uacf5\uae30, \uc9c4\uacf5 \ub610\ub294 \uc81c\uc5b4 \ub0c9\uac01<\/td><td>\uad6c\uc5ed \ubc0f \uacf5\uc815\uc5d0 \ub530\ub77c \uc624\uc77c, \uacf5\uae30 \ub610\ub294 \uc9c4\uacf5\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c D2\ub294 \ub354 \ub098\uc740 \uce58\uc218 \uc548\uc815\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc601\ud558 \uc628\ub3c4 \ucc98\ub9ac<\/td><td>\uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \uc81c\uc5b4\uac00 \uc911\uc694\ud55c \uacbd\uc6b0\uc5d0 \uc8fc\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td><td>\ub192\uc740 \uacbd\ub3c4\uc640 \uce58\uc218 \uc548\uc815\uc131\uc774 \uc694\uad6c\ub418\ub294 \uacbd\uc6b0\uc5d0 \uc8fc\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td><td>\ub450 \uc885\ub958\uc758 \uac15\ucca0 \ubaa8\ub450 \uc548\uc815\uc801\uc778 \ud2b9\uc131\uc744 \uc720\uc9c0\ud558\ub824\uba74 \uacf5\uc815 \uc81c\uc5b4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ud15c\ud37c\ub9c1 \uc804\ub7b5<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c \ub0b4\ub9c8\ubaa8\uc131\uacfc \uc548\uc815\uc131\uc744 \uc704\ud574 \uc774\uc911 \uc5f4\ucc98\ub9ac\ub429\ub2c8\ub2e4.<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c \ubd80\uc2dd \ubc29\uc9c0\ub97c \uc704\ud574 \uc2e0\uc911\ud558\uac8c \uc5f4\ucc98\ub9ac\ub429\ub2c8\ub2e4.<\/td><td>440C\ub294 \ub108\ubb34 \ub192\uc740 \uc628\ub3c4\ub85c \uc5f4\ucc98\ub9ac\ud558\uba74 \ub0b4\uc2dd\uc131\uc774 \ub5a8\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ucd5c\uc885 \ubd80\ub3d9\uc0b0 \ucd08\uc810<\/td><td>\ub0b4\ub9c8\ubaa8\uc131 \ubc0f \uce58\uc218 \uc548\uc815\uc131<\/td><td>\uacbd\ub3c4 \ubc0f \ub0b4\uc2dd\uc131<\/td><td>\uc774\uac83\uc774 \uc8fc\uc694 \uc5f4\ucc98\ub9ac \ucc28\uc774\uc810\uc785\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\uc5f4\ucc98\ub9ac \uc9c0\uce68\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uc744 \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. <a href=\"https:\/\/aobosteel.com\/ko\/d2-tool-steel-heat-treatment-guide\/\">D2\ub97c \uc5f4\ucc98\ub9ac\ud558\ub294 \ubc29\ubc95<\/a> \uadf8\ub9ac\uace0 <a href=\"https:\/\/aobosteel.com\/ko\/440c-stainless-steel-heat-treatment\/\">440C \uc5f4\ucc98\ub9ac \uac00\uc774\ub4dc<\/a>.<\/p>\n\n      <h2>D2\uac15\uacfc 440C\uac15\uc758 \ube44\uad50: \uc77c\ubc18\uc801\uc778 \uc801\uc6a9 \ubd84\uc57c<\/h2>\n      <h3>D2 \uacf5\uad6c\uac15 \uc801\uc6a9 \ubd84\uc57c<\/h3>\n      <p>\uc801\uc6a9 \ubd84\uc57c \uc120\uc815\uc5d0\uc11c D2\ub294 \uc7a5\uae30 \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c \ubd84\uc57c\uc5d0\uc11c \uac00\uc7a5 \uac15\ub825\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/th><th>D2\uac00 \uc0ac\uc6a9\ub418\ub294 \uc774\uc720<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ube14\ub7ad\ud0b9 \ubc0f \uc2a4\ud0ec\ud551 \ub2e4\uc774<\/td><td>\ub192\uc740 \ub0b4\ub9c8\ubaa8\uc131\uc740 \uc7a5\uae30\uac04 \uc0dd\uc0b0 \uacfc\uc815\uc5d0\uc11c \uacf5\uad6c \uc218\uba85\uc744 \uc5f0\uc7a5\uc2dc\ucf1c \uc90d\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub0c9\uac04 \uc131\ud615 \ubc0f \uc555\ucd9c \ub2e4\uc774<\/td><td>\ub192\uc740 \uc555\ucd95 \uc751\ub825 \ud558\uc5d0\uc11c\ub3c4 \uc6b0\uc218\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ud380\uce58 \ubc0f \uc804\ub2e8\ub0a0<\/td><td>\uac74\uc2dd \uc808\uc0ad \uc870\uac74\uc5d0\uc11c \ub6f0\uc5b4\ub09c \ub0a0 \uc720\uc9c0\ub825\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc2ac\ub9ac\ud130 \ub098\uc774\ud504 \ubc0f \uc0b0\uc5c5\uc6a9 \uc808\uc0ad \uacf5\uad6c<\/td><td>\ub9c8\ubaa8\uc640 \ubaa8\uc11c\ub9ac \ub465\uae00\ub9bc\uc5d0 \uac15\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub098\uc0ac\uc0b0 \uc131\ud615 \ubc0f \uac00\uacf5 \ub3c4\uad6c<\/td><td>\ubc18\ubcf5\uc801\uc778 \uc811\ucd09\uc5d0\ub3c4 \ud504\ub85c\ud544 \uc815\ud655\ub3c4\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc815\ubc00 \uac8c\uc774\uc9c0 \ubc0f \uce21\uc815 \ub3c4\uad6c<\/td><td>\uc5f4\ucc98\ub9ac \uc911 \ubcc0\ud615\uc774 \uc801\uc5b4 \uce58\uc218 \uc815\ud655\ub3c4\uac00 \ub192\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <h3>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15 \uc801\uc6a9 \ubd84\uc57c<\/h3>\n      <p>440C\ub294 \ub9c8\ubaa8\uac00 \uc2ec\ud55c \uae08\ud615\ubcf4\ub2e4\ub294 \uc815\ubc00 \ubd80\ud488\uc5d0 \ub354 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/th><th>440C\uac00 \uc0ac\uc6a9\ub418\ub294 \uc774\uc720<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ubca0\uc5b4\ub9c1 \ubcfc \ubc0f \ubca0\uc5b4\ub9c1 \ub808\uc774\uc2a4<\/td><td>\uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc744 \uacb8\ube44\ud588\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ubc38\ube0c \ubd80\ud488 \ubc0f \ud38c\ud504 \ubd80\ud488<\/td><td>\uc720\uccb4 \uc811\ucd09 \ubc0f \ubd80\uc2dd\uc5d0 \ubbfc\uac10\ud55c \ud658\uacbd\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc815\ubc00 \uae30\uacc4 \ubd80\ud488<\/td><td>\uc0b0\ud654 \ubc0f \uc5bc\ub8e9\uc5d0 \uac15\ud558\uba74\uc11c\ub3c4 \uacbd\ub3c4\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc2b5\uae30 \ub610\ub294 \uc138\ucc99 \ud658\uacbd\uc5d0 \ub178\ucd9c\ub418\ub294 \uc815\ubc00 \uc808\uc0ad \uacf5\uad6c<\/td><td>\ub0a0\uce74\ub85c\uc6b4 \uc808\uc0ad\ub825\uacfc \ub0b4\uc2dd\uc131\uc758 \uade0\ud615\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc758\ub8cc \ubc0f \uc2dd\ud488 \uad00\ub828 \uad6c\uc131 \uc694\uc18c<\/td><td>\ubd80\uc2dd, \uc138\ucc99\uc81c \ubc0f \uc624\uc5fc \uc704\ud5d8\uc5d0 \uac15\ud569\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\uc0b0\uc5c5\uc6a9 \uce7c, \ub9c8\ubaa8 \ubd80\ud488 \ubc0f \uacbd\ub7c9 \uacf5\uad6c\uc640 \uac19\uc774 \ub450 \ub4f1\uae09\uc774 \uacb9\uce58\ub294 \uc6a9\ub3c4\uc758 \uacbd\uc6b0, \uace0\uc7a5 \ubaa8\ub4dc\uc5d0 \ub530\ub77c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624. \uac74\uc2dd \ub9c8\ubaa8\uc5d0\ub294 D2\ub97c, \uc2b5\uae30 \ub610\ub294 \ubd80\uc2dd\uc5d0 \ub178\ucd9c\ub418\ub294 \uacbd\uc6b0\uc5d0\ub294 440C\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n      <h2>D2\uac15\uacfc 440C\uac15\uc758 \ube44\uc6a9 \ube44\uad50<\/h2>\n      <p>\uc6d0\uc790\uc7ac \uac00\uaca9\ubfd0\ub9cc \uc544\ub2c8\ub77c \ubc1c\uc0dd \uac00\ub2a5\ud55c \uace0\uc7a5 \ubaa8\ub4dc\ub97c \uae30\uc900\uc73c\ub85c \ube44\uc6a9 \ucc28\uc774\ub97c \ud3c9\uac00\ud574\uc57c \ud569\ub2c8\ub2e4. \uacf5\uad6c \ubc0f \uc815\ubc00 \ubd80\ud488\uc758 \uacbd\uc6b0, \uc804\uccb4\uc801\uc778 \ud3c9\uac00\uc5d0 \uac00\uacf5, \uc5f0\uc0ad, \uc5f4\ucc98\ub9ac, \uc0ac\uc6a9 \ud658\uacbd \ubc0f \uace0\uc7a5 \uc704\ud5d8\uc744 \ubaa8\ub450 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\ube44\uc6a9 \uc694\uc18c<\/th><th>D2 \uacf5\uad6c\uac15<\/th><th>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc6d0\uc790\uc7ac \uc218\uc900<\/td><td>\ud569\uae08 \uac00\uaca9 \uade0\ud615\uc774 \uc798 \uc7a1\ud78c \uace0\uae09 \uacf5\uad6c\uac15<\/td><td>\ud06c\ub86c \ud568\ub7c9\uc774 \ub354 \ub192\uc740 \ud504\ub9ac\ubbf8\uc5c4 \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8<\/td><\/tr>\n            <tr><td>\uac00\uacf5\/\uc5f0\uc0ad \ube44\uc6a9<\/td><td>\ud0c4\ud654\ubb3c \ud568\ub7c9\uc774 \ub9ce\uc544 \ub192\uc74c<\/td><td>\ud0c4\uc18c\uc640 \ud06c\ub86c \ud568\ub7c9\uc774 \ub192\uc544\uc11c \uac00\uaca9\uc774 \ub192\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc5f4\ucc98\ub9ac \ube44\uc6a9<\/td><td>\ub192\uc74c; \uacf5\uc815 \uc81c\uc5b4\ub294 \ub0b4\ub9c8\ubaa8\uc131 \ubc0f \uc548\uc815\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/td><td>\ub192\uc74c; \uc5f4\ucc98\ub9ac \uc81c\uc5b4\ub294 \ub0b4\uc2dd\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc5f4\ucc98\ub9ac \ud6c4 \uce58\uc218 \uc548\uc815\uc131<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c D2\uac00 \uacf5\uae30 \uacbd\ud654\ud615\uc774\uae30 \ub54c\ubb38\uc5d0 \ub354 \uc88b\uc2b5\ub2c8\ub2e4.<\/td><td>\ub2f4\uae08\uc9c8 \ubc29\ubc95\uacfc \ub2e8\uba74 \ud06c\uae30\uc5d0 \ub530\ub77c \ub354 \ud070 \uc601\ud5a5\uc744 \ubc1b\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ucd5c\uc801\uc758 \ube44\uc6a9 \ub300\ube44 \uc131\ub2a5 \uc2dc\ub098\ub9ac\uc624<\/td><td>\uac74\uc870\ud558\uace0 \uc7a5\uae30\uac04 \ub9c8\ubaa8\uac00 \uc9c0\ubc30\uc801\uc778 \uacf5\uad6c<\/td><td>\ubd80\uc2dd\uc5d0 \ubbfc\uac10\ud55c \uc815\ubc00 \ubd80\ud488<\/td><\/tr>\n            <tr><td>\ube44\uc6a9 \uacb0\uc815 \ub17c\ub9ac<\/td><td>\ub9c8\ubaa8 \uc218\uba85\uc774 \ucd1d \ube44\uc6a9\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc2dc\uc810\uc744 \uc120\ud0dd\ud558\uc138\uc694.<\/td><td>\ubd80\uc2dd\uc73c\ub85c \uc778\ud55c \uace0\uc7a5\uc774 \ucd1d \ube44\uc6a9\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc2dc\uc810\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\uac00\uc7a5 \uc800\ub834\ud55c \uc120\ud0dd\uc774 \ud56d\uc0c1 \uac00\uc7a5 \uc2fc \uac15\uc7ac\ub97c \uc758\ubbf8\ud558\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \uacf5\uad6c\uac00 \ub9c8\ubaa8\ub85c \uc778\ud574 \uace0\uc7a5\ub098\ub294 \uacbd\uc6b0, D2 \uac15\uc7ac\uac00 \uc77c\ubc18\uc801\uc73c\ub85c \uc7a5\uae30\uc801\uc778 \uac00\uce58 \uce21\uba74\uc5d0\uc11c \ub354 \ub098\uc740 \uacb0\uacfc\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubd80\ud488\uc774 \ub179\uc774\ub098 \ubd80\uc2dd\uc73c\ub85c \uc778\ud574 \uace0\uc7a5\ub098\ub294 \uacbd\uc6b0\uc5d0\ub294 440C \uac15\uc7ac\uac00 \uc804\uccb4 \uc218\uba85 \ub3d9\uc548 \ub354 \uacbd\uc81c\uc801\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>D2 \uacf5\uad6c\uac15\uc744 \uc0ac\uc6a9\ud558\uc9c0 \ub9d0\uc544\uc57c \ud560 \uacbd\uc6b0<\/h2>\n      <p>D2\ub294 \uc778\uc131, \ub0b4\uc2dd\uc131, \uc6a9\uc811\uc131 \ub610\ub294 \uc5f4 \uc548\uc815\uc131\uc774 \uc8fc\uc694 \uc694\uad6c \uc0ac\ud56d\uc77c \uacbd\uc6b0\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\ub2e4\uc74c\uacfc \uac19\uc740 \uacbd\uc6b0\uc5d0\ub294 D2\ub97c \uc0ac\uc6a9\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624\u2026<\/th><th>\uc65c<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc2ec\ud55c \ucda9\uaca9 \ub610\ub294 \ud558\uc911<\/td><td>\ud0c4\ud654\ubb3c \ud568\ub7c9\uc774 \ub192\uace0 \uc778\uc131\uc774 \ub0ae\uc740 D2\ub294 \uae68\uc9c0\uae30 \uc27d\uace0 \ucde8\uc131 \ud30c\uad34\uac00 \ubc1c\uc0dd\ud558\uae30 \uc27d\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc758 \uc2a4\ud0ec\ud551 \ub610\ub294 \uc131\ud615<\/td><td>\ud06c\ub86c\uacfc\uc758 \uc0c1\ud638\uc791\uc6a9\uc740 \ub9c8\ubaa8, \uc7ac\ub8cc \ud761\ucc29 \ubc0f \uae08\ud615 \ud45c\uba74 \uc190\uc0c1\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uace0\uc628 \uc791\uc5c5 \uc751\uc6a9 \ubd84\uc57c<\/td><td>D2\ub294 \ub0c9\uac04 \uac00\uacf5\uc6a9 \uac15\ucca0\ub85c, \uc5f4 \ucda9\uaca9 \uc2dc \uacbd\ub3c4\uac00 \uc800\ud558\ub418\uac70\ub098 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc2b5\ud558\uac70\ub098, \uc816\uc5c8\uac70\ub098, \ud654\ud559\uc801\uc73c\ub85c \ubd80\uc2dd\uc131\uc774 \uac15\ud55c \ud658\uacbd<\/td><td>D2\ub294 \uc9c4\uc815\ud55c \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc774 \uc544\ub2c8\uba70, \uc548\uc815\uc801\uc778 \ub0b4\uc2dd\uc131\uc744 \uc704\ud55c \ucda9\ubd84\ud55c \uc720\ub9ac \ud06c\ub86c\uc744 \ud568\uc720\ud558\uace0 \uc788\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc6a9\uc811 \uad6c\uc870\ubb3c \ub610\ub294 \uc870\ub9bd\ud488<\/td><td>\ud0c4\uc18c\uc640 \ud0c4\ud654\ubb3c \ud568\ub7c9\uc774 \ub192\uc544 D2\ub294 \uc6a9\uc811\uc774 \uc5b4\ub835\uace0 \uade0\uc5f4\uc774 \uc0dd\uae30\uae30 \uc27d\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>D2\ub294 \uac74\uc2dd \ub9c8\ubaa8\uac00 \uc8fc\ub41c \ubb38\uc81c\uc778 \uacbd\uc6b0\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ucda9\uaca9, \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc131\ud615, \uace0\uc628 \uc791\uc5c5, \ubd80\uc2dd\uc131 \ud658\uacbd \ub610\ub294 \uc6a9\uc811 \uc81c\uc791\uc5d0\ub294 \uc0ac\uc6a9\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n      <p>\uc774 \uc8fc\uc81c\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uc744 \ucc38\uc870\ud558\uc138\uc694. <a href=\"https:\/\/aobosteel.com\/ko\/blog\/what-are-the-disadvantages-of-d2-steel\/\">D2\uac15\uc758 \ub2e8\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/a><\/p>\n\n      <h2>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc744 \uc0ac\uc6a9\ud558\uc9c0 \ub9d0\uc544\uc57c \ud560 \uacbd\uc6b0<\/h2>\n      <p>440C\ub294 \uc778\uc131, \uadf9\ud55c\uc758 \ubd80\uc2dd \uc800\ud56d\uc131 \ub610\ub294 \uace0\uac15\ub3c4 \uac74\uc2dd \ub9c8\ubaa8 \uc131\ub2a5\uc774 \uc694\uad6c\ub418\ub294 \uc6a9\ub3c4\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\ub2e4\uc74c\uacfc \uac19\uc740 \uacbd\uc6b0\uc5d0\ub294 440\u00b0C\ub97c \uc0ac\uc6a9\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624\u2026<\/th><th>\uc65c<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ub192\uc740 \ucda9\uaca9 \ub610\ub294 \uad7d\ud798 \ud558\uc911<\/td><td>\uacbd\ud654 \ud6c4 \uc778\uc131\uc774 \ub0ae\uc544\uc838 \ucde8\uc131 \ud30c\uad34\uac00 \ubc1c\uc0dd\ud558\uae30 \uc27d\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ubd80\uc2dd\uc131\uc774 \ub9e4\uc6b0 \uac15\ud558\uac70\ub098 \uc0b0\uc131\uc778 \ud658\uacbd<\/td><td>\uc2ec\uac01\ud55c \ubd80\uc2dd \ud658\uacbd\uc5d0\uc11c\ub294 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uacc4, \ub4c0\ud50c\ub809\uc2a4\uacc4 \ub610\ub294 \uace0\ud569\uae08 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\ubcf4\ub2e4 \uc131\ub2a5\uc774 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc7a5\uae30\uac04 \uac00\ub3d9\ub418\ub294 \uacf5\uad6c\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc2ec\ud55c \uac74\uc2dd \ub9c8\ubaa8<\/td><td>\ub0b4\ub9c8\ubaa8\uc131\uc740 \uc591\ud638\ud558\uc9c0\ub9cc \uc0b0\uc5c5\uc6a9 \uacf5\uad6c\uc5d0\uc11c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c D2 \ub4f1\uae09 \ubbf8\ub9cc\uc785\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uace0\uc628 \uc11c\ube44\uc2a4<\/td><td>\uace0\uc628\uc5d0\uc11c \uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc774 \uc800\ud558\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc6a9\uc811 \uc870\ub9bd\ud488<\/td><td>\uace0\ud0c4\uc18c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uad6c\uc870\ub294 \uc5f4\uc601\ud5a5\ubd80\uc5d0\uc11c \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ubcf5\uc7a1\ud55c \uac00\uacf5 \uc694\uad6c \uc0ac\ud56d<\/td><td>\ud06c\ub86c \uce74\ubc14\uc774\ub4dc\uac00 \ub2e8\ub2e8\ud558\uc5ec \uac00\uacf5\uc131\uc774 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <h2>\uce7c\ub0a0 \uc81c\uc791\uc5d0 D2\uc640 440C \ube44\uad50<\/h2>\n      <p>\uce7c\ub0a0 \uc18c\uc7ac\ub85c D2\uc640 440C\ub97c \ube44\uad50\ud560 \ub54c\ub294, \uc911\uacf5\uc5c5\uc6a9 \uacf5\uad6c\ub85c\uc11c\uc758 \uc801\ud569\uc131\ubcf4\ub2e4\ub294 \ub0a0 \uc720\uc9c0\ub825, \ub0b4\uc2dd\uc131, \uc720\uc9c0 \uad00\ub9ac \uc6a9\uc774\uc131, \uadf8\ub9ac\uace0 \ub0a0 \uae68\uc9d0 \uc704\ud5d8 \uc0ac\uc774\uc758 \uade0\ud615\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc694\uc778<\/th><th>D2 \uc2a4\ud2f8<\/th><th>440C \uac15\ucca0<\/th><th>\uc120\ud0dd \uc778\uc0ac\uc774\ud2b8<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc5e3\uc9c0 \uc720\uc9c0<\/td><td>\ub354 \ub098\uc740<\/td><td>\uc88b\uc740<\/td><td>D2\ub294 \uac74\uc2dd \uc5f0\ub9c8 \uc808\uc0ad\uc5d0\uc11c \ub354 \uc624\ub7ab\ub3d9\uc548 \ub0a0\uce74\ub85c\uc6b4 \uc808\uc0ad\ub825\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub0b4\uc2dd\uc131<\/td><td>\uc81c\ud55c\ub41c<\/td><td>\uac15\ud55c<\/td><td>440C\ub294 \uc9c4\uc815\ud55c \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc73c\ub85c \uc2b5\ud55c \ud658\uacbd\uc5d0 \ub354 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uac15\uc778\ud568<\/td><td>\ub0ae\uc74c~\uc911\uac04<\/td><td>\ub0ae\uc74c~\uc911\uac04<\/td><td>\ub458 \ub2e4 \ucda9\uaca9, \uc5b5\uc9c0\ub85c \ub72f\uc5b4\ub0b4\uac70\ub098 \uce21\uba74\uc5d0\uc11c \uac00\ud574\uc9c0\ub294 \uc555\ub825\uc5d0 \uc758\ud574 \uae68\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc720\uc9c0<\/td><td>\uc624\uc77c\uce60\uacfc \uad00\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/td><td>\uc720\uc9c0 \ubcf4\uc218 \ube44\uc6a9 \uc808\uac10<\/td><td>440C\ub294 \uc77c\uc0c1\uc801\uc778 \uc0ac\uc6a9 \ud658\uacbd\uc774\ub098 \uc2b5\ud55c \ud658\uacbd\uc5d0\uc11c \uc720\uc9c0 \uad00\ub9ac\uac00 \ub354 \uc27d\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ucd5c\uc801 \uc0ac\uc6a9\ubc95<\/td><td>\uac74\uc2dd \uc808\ub2e8 \ubc0f \uace0\uac15\ub3c4 \uc791\uc5c5\uc6a9 \uce7c\ub0a0<\/td><td>\uc2e4\uc678\uc6a9, \uc8fc\ubc29\uc6a9 \ubc0f \ubd80\uc2dd\uc5d0 \ubbfc\uac10\ud55c \uce7c\ub0a0<\/td><td>\uc120\ud0dd\uc740 \ud658\uacbd \ubc0f \uc720\uc9c0 \ubcf4\uc218 \ud5c8\uc6a9 \ubc94\uc704\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\ub0a0 \uc720\uc9c0\ub825\uc744 \uc911\uc2dc\ud558\uace0 \uc8fc\ub85c \uac74\uc870\ud55c \ud658\uacbd\uc5d0\uc11c \uce7c\uc744 \uc0ac\uc6a9\ud55c\ub2e4\uba74 D2 \uac15\uc7ac\ub97c \uc120\ud0dd\ud558\uc138\uc694. \uac15\ub825\ud55c \ub0b4\uc2dd\uc131\uc774 \uac00\uc7a5 \uc911\uc694\ud558\uace0 \uc2b5\ud55c \uc57c\uc678 \ud658\uacbd\uc774\ub098 \uc2dd\uc7ac\ub8cc \uad00\ub828 \uc6a9\ub3c4\ub85c \uad00\ub9ac\uac00 \uac04\ud3b8\ud55c \uce7c\ub0a0\uc774 \ud544\uc694\ud558\ub2e4\uba74 440C \uac15\uc7ac\ub97c \uc120\ud0dd\ud558\uc138\uc694.<\/p>\n\n      <div class=\"aobo-choice-grid\">\n        <article class=\"aobo-choice-card\">\n          <h3>\ub9c8\ubaa8\ub85c \uc778\ud574 \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 D2\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/h3>\n          <p>\ube14\ub7ad\ud0b9 \ub2e4\uc774, \ud380\uce58, \uc804\ub2e8 \ube14\ub808\uc774\ub4dc, \uc2ac\ub9ac\ud130 \ub098\uc774\ud504 \ubc0f \uc131\ud615 \ub3c4\uad6c\uc640 \uac19\uc774 \uac74\uc2dd, \ub9c8\ubaa8\uc131, \ub0b4\ub9c8\ubaa8\uc131\uc774 \uc694\uad6c\ub418\ub294 \uc6a9\ub3c4\uc5d0\ub294 D2\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/p>\n        <\/article>\n        <article class=\"aobo-choice-card\">\n          <h3>\ubd80\uc2dd\uc73c\ub85c \uc778\ud574 \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 440C\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/h3>\n          <p>\ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc774 \ubaa8\ub450 \uc694\uad6c\ub418\ub294 \uacbd\uc6b0, \ud2b9\ud788 \ubca0\uc5b4\ub9c1, \ubc38\ube0c \ubd80\ud488, \ud38c\ud504 \ubd80\ud488 \ubc0f \uc2b5\uae30\uc5d0 \ub178\ucd9c\ub418\ub294 \uc815\ubc00 \ubd80\ud488\uc5d0\ub294 440C\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/p>\n        <\/article>\n      <\/div>\n\n      <div class=\"aobo-note-box\">\n        <p>D2\ub294 \ub9c8\ubaa8 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uace0, 440C\ub294 \uacbd\ub3c4\uc640 \ub0b4\uc2dd\uc131\uc744 \ub2f4\ub2f9\ud569\ub2c8\ub2e4.<\/p>\n      <\/div>\n\n      <section class=\"aobo-related-pages\" aria-label=\"\uad00\ub828 D2 \uacf5\uad6c\uac15 \ube44\uad50 \ud398\uc774\uc9c0\">\n        <h2>\uad00\ub828 \ud398\uc774\uc9c0<\/h2>\n        <div class=\"aobo-related-grid\">\n          <a class=\"aobo-related-card\" href=\"https:\/\/aobosteel.com\/ko\/d2-vs-m2-tool-steel\/\">\n            <strong>D2 vs M2<\/strong>\n            <span>\ub0c9\uac04 \uac00\uacf5 \ub9c8\ubaa8 \uc800\ud56d\uc131\uacfc \uace0\uc18d \uc808\uc0ad \uc131\ub2a5\uc758 \ube44\uad50.<\/span>\n          <\/a>\n          <a class=\"aobo-related-card\" href=\"https:\/\/aobosteel.com\/ko\/d2-steel-vs-4140\/\">\n            <strong>D2 \ub300 4140<\/strong>\n            <span>\ub0b4\ub9c8\ubaa8\uc131 \ub300 \uc778\uc131 \ubc0f \uc800\ube44\uc6a9.<\/span>\n          <\/a>\n          <a class=\"aobo-related-card\" href=\"https:\/\/aobosteel.com\/ko\/o1-vs-d2-tool-steel\/\">\n            <strong>\ub5142 vs \uc6241<\/strong>\n            <span>\uacf5\uae30 \uacbd\ud654\uac15\uc758 \ub0b4\ub9c8\ubaa8\uc131\uacfc \uac00\uacf5\uc131\uc774 \ub354 \ub6f0\uc5b4\ub09c \uc720\uacbd\ud654\uac15\uc758 \ube44\uad50.<\/span>\n          <\/a>\n          <a class=\"aobo-related-card\" href=\"https:\/\/aobosteel.com\/ko\/d2-vs-a2-tool-steel\/\">\n            <strong>D2 \ub300 A2<\/strong>\n            <span>\ub3d9\uc77c\ud55c \ub0c9\uac04 \uac00\uacf5 \uc81c\ud488\uad70 \ub0b4\uc5d0\uc11c \ucd5c\ub300 \ub9c8\ubaa8 \uc218\uba85\uacfc \ub354 \ub192\uc740 \uc778\uc131 \uac04\uc758 \uade0\ud615.<\/span>\n          <\/a>\n          <a class=\"aobo-related-card\" href=\"https:\/\/aobosteel.com\/ko\/dc53-vs-d2-tool-steel\/\">\n            <strong>D2 vs DC53<\/strong>\n            <span>\uc77c\ubc18 D2 \uac15\uc7ac\uc640 \uc778\uc131 \ubc0f \uacbd\ub3c4\uac00 \ud5a5\uc0c1\ub41c \uace0\uae09 \ub4f1\uae09 \uac15\uc7ac\uc758 \ube44\uad50.<\/span>\n          <\/a>\n          <a class=\"aobo-related-card\" href=\"https:\/\/aobosteel.com\/ko\/d2-vs-d3-tool-steel\/\">\n            <strong>D2 vs D3<\/strong>\n            <span>\ub0b4\ub9c8\ubaa8\uc131\uc774 \ub192\uc744\uc218\ub85d \uce58\uc218 \uc548\uc815\uc131\uacfc \uc778\uc131\uc774 \uc6b0\uc218\ud569\ub2c8\ub2e4.<\/span>\n          <\/a>\n          <a class=\"aobo-related-card\" href=\"https:\/\/aobosteel.com\/ko\/d2-vs-s7-tool-steel\/\">\n            <strong>D2 vs S7<\/strong>\n            <span>\ub0b4\ub9c8\ubaa8\uc131\uacfc \ucda9\uaca9 \ubc29\uc9c0 \ub4f1\uae09\uc758 \ucc28\uc774.<\/span>\n          <\/a>\n        <\/div>\n      <\/section>\n    <\/main>\n\n    <section class=\"aobo-final-cta\">\n      <div>\n        <h2>D2\uc640 440C \uc911\uc5d0\uc11c \uc5b4\ub5a4 \uac83\uc744 \uc120\ud0dd\ud574\uc57c \ud560\uc9c0 \uace0\ubbfc\uc774\uc2e0\uac00\uc694?<\/h2>\n        <p>\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ub0b4\ub9c8\ubaa8\uc131 \uacf5\uad6c\uc6a9 D2 \uacf5\uad6c\uac15\uacfc \ub0b4\uc2dd\uc131 \ubd80\ud488\uc6a9 440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc744 \ubaa8\ub450 \uacf5\uae09\ud569\ub2c8\ub2e4. \uac15\uc885 \uc120\ud0dd \ubc0f \uacac\uc801 \uad00\ub828 \ubb38\uc758\ub294 \ub2f9\uc0ac\ub85c \uc5f0\ub77d \uc8fc\uc2ed\uc2dc\uc624.<\/p>\n      <\/div>\n      <a class=\"aobo-btn popmake-16052\" href=\"javascript:void(0);\">\uc131\uc801 \uc870\uc5b8 \ubc1b\uae30<\/a>\n    <\/section>\n  <\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Tool Steel vs Stainless Steel Selection D2 Steel vs 440C Steel: Which One Should You Choose? D2 tool steel is chosen for dry abrasive wear; 440C stainless steel is chosen when high hardness must be combined with corrosion resistance. D2 and 440C Steel Available from Aobo Steel Aobo Steel supplies D2 tool steel for wear-resistant [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15015,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"normal-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-13001","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>D2 vs 440C Steel: Full Comparison Guide for Tools, Knives &amp; Bearings<\/title>\n<meta name=\"description\" content=\"D2 wins on wear resistance for cold-work tooling; 440C wins on corrosion resistance for knives, bearings, and wet environments. See full comparison: hardness (HRC), chemistry, heat treatment, cost, and knife-blade verdict.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aobosteel.com\/ko\/d2-steel-vs-440c\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D2 vs 440C Steel: Full Comparison Guide for Tools, Knives &amp; Bearings\" \/>\n<meta property=\"og:description\" content=\"D2 wins on wear resistance for cold-work tooling; 440C wins on corrosion resistance for knives, bearings, and wet environments. 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D2 tool steel is chosen for dry abrasive wear; 440C stainless steel is chosen when high hardness must be combined with corrosion resistance. D2 and 440C Steel Available from Aobo Steel Aobo Steel supplies D2 tool steel for wear-resistant&hellip;","rttpg_featured_image_url":{"full":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL.avif",1254,1254,false],"landscape":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL.avif",1254,1254,false],"portraits":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL.avif",1254,1254,false],"thumbnail":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL-150x150.avif",150,150,true],"medium":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL-300x300.avif",300,300,true],"large":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL-1024x1024.avif",1024,1024,true],"1536x1536":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL.avif",1254,1254,false],"2048x2048":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL.avif",1254,1254,false],"trp-custom-language-flag":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/D2-STEEL-VS-4140-STEEL-12x12.avif",12,12,true]},"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/ko\/blog\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"Tool Steel vs Stainless Steel Selection D2 Steel vs 440C Steel: Which One Should You Choose? D2 tool steel is chosen for dry abrasive wear; 440C stainless steel is chosen when high hardness must be combined with corrosion resistance. D2 and 440C Steel Available from Aobo Steel Aobo Steel supplies D2 tool steel for wear-resistant&hellip;","_links":{"self":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/13001","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/comments?post=13001"}],"version-history":[{"count":0,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/13001\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/media\/15015"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/media?parent=13001"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}