{"id":15306,"date":"2026-05-13T20:46:28","date_gmt":"2026-05-13T12:46:28","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15306"},"modified":"2026-06-25T15:38:05","modified_gmt":"2026-06-25T07:38:05","slug":"s7-tool-steel-vs-4140","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/s7-tool-steel-vs-4140\/","title":{"rendered":"S7 \uac15\ucca0\uacfc 4140 \uac15\ucca0: \ucda9\uaca9 \uacf5\uad6c \ub0b4\uc131 vs \uad6c\uc870\uc801 \uac15\ub3c4"},"content":{"rendered":"<section class=\"aobo-s7-4140-page\">\n  <style>\n    .aobo-s7-4140-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-s7-4140-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: 920px;\n      margin: 0 0 12px;\n      font-size: 17px;\n      color: #314158;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-hero p:last-child {\n      margin-bottom: 0;\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: 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: grid;\n      grid-template-columns: minmax(260px, 0.42fr) minmax(0, 1fr);\n      gap: 20px;\n      align-items: center;\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-image {\n      width: 100%;\n      aspect-ratio: 16 \/ 9;\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-product-card h3 {\n      margin: 0 0 8px;\n      color: #082d6f;\n      font-size: 22px;\n      line-height: 1.3;\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: wrap;\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 p {\n      margin: 0 0 18px;\n      font-size: 17px;\n      color: var(--aobo-text);\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: 0 0 10px;\n      color: #082d6f;\n      font-size: 22px;\n      line-height: 1.3;\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-card,\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\">\ucda9\uaca9 \uacf5\uad6c vs \uad6c\uc870\uc801 \uac15\ub3c4<\/span>\n      <h1>S7 \uac15\ucca0\uacfc 4140 \uac15\ucca0: \ucda9\uaca9 \uacf5\uad6c \ub0b4\uc131 vs \uad6c\uc870\uc801 \uac15\ub3c4<\/h1>\n      <p>S7\uc740 \ud380\uce58, \ub04c, \uc804\ub2e8\ub0a0, \ub9ac\ubcb3 \uc138\ud2b8, \uc784\ud329\ud2b8 \ub2e4\uc774\uc640 \uac19\uc774 \ucda9\uaca9 \ud558\uc911\uc744 \ubc1b\ub294 \uacf5\uad6c\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ub0b4\ucda9\uaca9\uc131 \uacf5\uad6c\uac15\uc785\ub2c8\ub2e4. \uc791\uc5c5 \ubd80\uc704\uac00 \ud30c\uc190, \uade0\uc5f4 \ubc0f \ubc18\ubcf5\uc801\uc778 \ucda9\uaca9 \ud558\uc911\uc5d0 \uacac\ub38c\uc57c \ud560 \ub54c \uc120\ud0dd\ub429\ub2c8\ub2e4.<\/p>\n      <p>4140\uc740 \ud06c\ub86c-\ubab0\ub9ac\ube0c\ub374 \ud569\uae08\uac15\uc73c\ub85c, \ucd95, \uae30\uc5b4, \ucc28\ucd95, \ubcfc\ud2b8, \uace0\uc815\uad6c, \ud640\ub354 \ubc0f \uc9c0\uc9c0\ud310\uacfc \uac19\uc740 \uad6c\uc870 \ubc0f \uae30\uacc4 \ubd80\ud488\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n      <p>\ubd80\ud488\uc774 \ucda9\uaca9\uc744 \ubc1b\ub294 \uc791\uc5c5 \ub3c4\uad6c\uc778 \uacbd\uc6b0\uc5d0\ub294 S7\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \ubd80\ud488\uc774 \uae30\uacc4\uc801 \ud558\uc911\uc744 \uc9c0\uc9c0, \uc804\ub2ec \ub610\ub294 \uc6b4\ubc18\ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 4140\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p>\n    <\/header>\n\n    <section class=\"aobo-product-strip\" aria-label=\"\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc758 S7 \uacf5\uad6c\uac15 \uc81c\ud488\">\n      <h2>Aobo Steel\uc5d0\uc11c S7 \uacf5\uad6c\uac15\uc744 \uad6c\uc785\ud558\uc2e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/h2>\n      <p class=\"aobo-strip-intro\">\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ucda9\uaca9 \ud558\uc911\uc744 \ubc1b\ub294 \ud380\uce58, \ub04c, \uc804\ub2e8\ub0a0, \ub9ac\ubcb3 \uc138\ud2b8, \ucda9\uaca9 \ub2e4\uc774 \ubc0f \ud30c\uc190\uc774\ub098 \uade0\uc5f4\uc5d0 \uac15\ud574\uc57c \ud558\ub294 \uacf5\uad6c\uc5d0 \uc0ac\uc6a9\ub418\ub294 S7 \ub0b4\ucda9\uaca9\uc131 \uacf5\uad6c\uac15\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4. \uc774 \ud398\uc774\uc9c0\uc5d0\uc11c 4140\uc740 \ube44\uad50 \uc7ac\ub8cc\ub85c \uc5b8\uae09\ub41c \uac83\uc774\uba70, \uc544\uc624\ubcf4 \uc2a4\ud2f8\uc758 \uc81c\ud488\uc73c\ub85c \uc18c\uac1c\ub41c \uac83\uc740 \uc544\ub2d9\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\/04\/S7.webp\" alt=\"Aobo Steel\uc5d0\uc11c \uacf5\uae09\ud558\ub294 S7 \uacf5\uad6c\uac15\" loading=\"lazy\">\n          <\/div>\n          <div>\n            <h3>S7 | 1.2355<\/h3>\n            <p class=\"aobo-card-note\">\ucda9\uaca9\uc5d0 \uac15\ud55c \uacf5\uad6c\uac15\uc73c\ub85c, \ud380\uce58, \ub04c, \ub9ac\ubcb3 \uc138\ud2b8, \ub4dc\ub77c\uc774\ubc84 \ube44\ud2b8, \uc804\ub2e8\ub0a0 \ubc0f \uade0\uc5f4\uc774\ub098 \ud30c\uc190\uc774 \ubc1c\uc0dd\ud558\uae30 \uc26c\uc6b4 \uacf5\uad6c\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n            <div class=\"aobo-buttons\">\n              <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/ko\/s7-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          <\/div>\n        <\/article>\n      <\/div>\n    <\/section>\n\n    <main class=\"aobo-article\">\n      <h2>\ube60\ub978 \uc120\ud0dd\ud45c: S7 vs 4140<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uacb0\uc815 \uc694\uc778<\/th><th>S7 \uacf5\uad6c\uac15<\/th><th>4140 \ud569\uae08\uac15<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uac15\ucca0 \uc885\ub958<\/td><td>\ub0b4\ucda9\uaca9\uc131 \uacf5\uad6c\uac15<\/td><td>\uc911\ud0c4\uc18c \ud06c\ub86c-\ubab0\ub9ac\ube0c\ub374 \ud569\uae08\uac15<\/td><\/tr>\n            <tr><td>\uc8fc\uc694 \uc5ed\ud560<\/td><td>\uc784\ud329\ud2b8 \ud234\ub9c1<\/td><td>\uad6c\uc870 \ubc0f \uae30\uacc4 \ubd80\ud488<\/td><\/tr>\n            <tr><td>\uc77c\ubc18\uc801\uc778 \uc0ac\uc6a9<\/td><td>\ud380\uce58, \uc804\ub2e8\ub0a0, \ub04c, \ucda9\uaca9 \ub2e4\uc774<\/td><td>\uc0e4\ud504\ud2b8, \uae30\uc5b4, \ucc28\ucd95, \ubcfc\ud2b8, \uace0\uc815 \uc7a5\uce58, \ud640\ub354<\/td><\/tr>\n            <tr><td>\uc77c\ubc18\uc801\uc778 \uc791\uc5c5 \uacbd\ub3c4<\/td><td>\uc57d 56~58 HRC<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c 28~32 HRC \uc815\ub3c4\uc758 \uc0ac\uc804 \uacbd\ud654 \uacbd\ub3c4\ub97c \uac00\uc9d1\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ucda9\uaca9 \uc800\ud56d<\/td><td>\ucda9\uaca9 \ud558\uc911\uc744 \ubc1b\ub294 \uacf5\uad6c\uc5d0 \ub9e4\uc6b0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><td>\uad6c\uc870\uc801 \uac15\ub3c4\ub294 \uc6b0\uc218\ud558\uc9c0\ub9cc \ucda9\uaca9\uc5d0 \uac15\ud55c \uacf5\uad6c\uac15\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub0b4\ub9c8\ubaa8\uc131<\/td><td>\ucda9\uaca9 \uacf5\uad6c\uc5d0 \uc801\ud569\ud558\uc9c0\ub9cc D2 \ub610\ub294 A2\ub9cc\ud07c \ub0b4\ub9c8\ubaa8\uc131\uc774 \ub6f0\uc5b4\ub098\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/td><td>\ud45c\uba74 \uacbd\ud654 \ucc98\ub9ac\ud558\uc9c0 \uc54a\uc73c\uba74 \uc81c\ud55c\uc801\uc785\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc5f4\ucc98\ub9ac<\/td><td>\uacf5\uae30 \uacbd\ud654<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ub418\uac70\ub098 \ud45c\uba74 \uacbd\ud654 \ucc98\ub9ac\ub429\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc65c\uace1 \uc704\ud5d8<\/td><td>\uacf5\uae30 \uacbd\ud654\ub85c \uc778\ud574 \uc628\ub3c4\uac00 \ub0ae\uc544\uc9d0<\/td><td>\uc561\uccb4\ub97c \uae09\ub7ad\uc2dc\ucf30\uc744 \ub54c \ub354 \ub192\uc740 \uac12<\/td><\/tr>\n            <tr><td>\uac00\uacf5\uc131<\/td><td>\uc5f4\ucc98\ub9ac\ub41c \uc0c1\ud0dc\uc758 \uacf5\uad6c\uac15\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c S7\ubcf4\ub2e4 \uac00\uacf5\ud558\uae30\uac00 \ub354 \uc27d\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ube44\uc6a9<\/td><td>\ub354 \ub192\uc740<\/td><td>\ub0ae\ucd94\ub2e4<\/td><\/tr>\n            <tr><td>\ub354 \ub098\uc740 \uc120\ud0dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/td><td>\uacf5\uad6c\ub294 \ucda9\uaca9, \ud30c\uc190 \ub610\ub294 \uade0\uc5f4\ub85c \uc778\ud574 \uace0\uc7a5\ub0a9\ub2c8\ub2e4.<\/td><td>\ud574\ub2f9 \ubd80\ud488\uc740 \uac15\ub3c4, \ud53c\ub85c \uc800\ud56d\uc131, \uac00\uacf5\uc131 \ubc0f \uc800\ub834\ud55c \ube44\uc6a9\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <h2>S7\uacfc 4140\uc758 \ud575\uc2ec\uc801\uc778 \ucc28\uc774\uc810<\/h2>\n      <p>\uac00\uc7a5 \ud070 \ucc28\uc774\uc810\uc740 \uc11c\ube44\uc2a4 \uc870\uac74\uc785\ub2c8\ub2e4.<\/p>\n      <p>S7\uc740 \uacf5\uad6c\uc6a9\uc73c\ub85c \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \uc808\uc0ad\ub0a0, \ud0c0\uaca9\uba74, \uc131\ud615\uba74 \ub610\ub294 \ucda9\uaca9 \ud558\uc911\uc744 \ubc1b\ub294 \ubd80\uc704\uc640 \uac19\uc740 \ubd80\ud488\uc5d0 \ucd5c\uc801\uc758 \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacbd\uc6b0, \uac15\ucca0\uc740 \ub0a0 \uc720\uc9c0\ub97c \uc704\ud55c \ucda9\ubd84\ud55c \uacbd\ub3c4\uc640 \ud30c\uc190 \ubc29\uc9c0\ub97c \uc704\ud55c \uc801\uc808\ud55c \uc778\uc131\uc744 \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <p>4140\uac15\uc740 \uad6c\uc870\uc6a9\uc73c\ub85c \uc801\ud569\ud569\ub2c8\ub2e4. \ud558\uc911 \uc9c0\uc9c0, \ud1a0\ud06c \uc804\ub2ec, \ud53c\ub85c \uc800\ud56d\uc131 \ubc0f \ub2e4\ub978 \ubd80\ud488 \uc9c0\uc9c0 \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\ub294 \ubd80\ud488\uc5d0 \ud0c1\uc6d4\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4. \ub300\ud615 \uae30\uacc4 \uc694\uc18c\uc5d0 \uc788\uc5b4 \uc6b0\uc218\ud55c \uac00\uacf5\uc131, \ud3ed\ub113\uc740 \uacf5\uae09\ub7c9 \ubc0f \ube44\uc6a9 \ud6a8\uc728\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n      <p>\uacbd\ud654 \ucc98\ub9ac\ub41c 4140 \ubd80\ud488\ub3c4 \ucda9\uaca9 \uacf5\uad6c\uc5d0 \uc758\ud574 \uc27d\uac8c \ud30c\uc190\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c S7 \ubd80\ud488\uc740 \uc77c\ubc18\uc801\uc778 \uc0e4\ud504\ud2b8, \uace0\uc815 \uc7a5\uce58 \ub610\ub294 \uc9c0\uc9c0 \ubd80\ud488\uc5d0\ub294 \ubd88\ud544\uc694\ud558\uace0 \ub108\ubb34 \ube44\uc300 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>\ud654\ud559 \uc870\uc131 \ube44\uad50<\/h2>\n      <p>S7\uc758 \ud654\ud559\uc801 \uc131\uc9c8\uc740 \ucda9\uaca9\uc5d0 \uac15\ud569\ub2c8\ub2e4. 4140\uc758 \ud654\ud559\uc801 \uc131\uc9c8\uc740 \uad6c\uc870\ubb3c \uc6a9\ub3c4\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc694\uc18c<\/th><th>S7 \uacf5\uad6c\uac15<\/th><th>4140 \ud569\uae08\uac15<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ud0c4\uc18c<\/td><td>0.45-0.55%<\/td><td>0.38-0.43%<\/td><\/tr>\n            <tr><td>\ud06c\ub86c<\/td><td>3.00-3.50%<\/td><td>0.80-1.10%<\/td><\/tr>\n            <tr><td>\ubab0\ub9ac\ube0c\ub374<\/td><td>1.30-1.80%<\/td><td>0.15-0.25%<\/td><\/tr>\n            <tr><td>\ub9dd\uac04<\/td><td>0.20-0.90%<\/td><td>0.75-1.00%<\/td><\/tr>\n            <tr><td>\uaddc\uc18c<\/td><td>0.20-1.00%<\/td><td>0.15-0.35%<\/td><\/tr>\n            <tr><td>\ubc14\ub098\ub4d0<\/td><td>\uba85\uc2dc\ub41c \uacbd\uc6b0 0.20-0.30%<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c \uba85\uc2dc\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc778<\/td><td>0.030% \ucd5c\ub300<\/td><td>0.035% \ucd5c\ub300<\/td><\/tr>\n            <tr><td>\ud669<\/td><td>0.030% \ucd5c\ub300<\/td><td>0.040% \ucd5c\ub300<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>S7\uc740 \ud06c\ub86c\uacfc \ubab0\ub9ac\ube0c\ub374 \ud568\ub7c9\uc774 \ub354 \ub192\uc544 \uacf5\uae30 \uacbd\ud654, \ub192\uc740 \uacbd\ub3c4, \uc548\uc815\uc801\uc778 \uc5f4\ucc98\ub9ac \ubc0f \ucda9\uaca9 \uac00\uacf5\uc5d0 \uc720\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n      <p>4140\uc740 \ud569\uae08 \ud568\ub7c9\uc774 \ub0ae\uc544 \uad6c\uc870\uc6a9\uc73c\ub85c\ub294 \ube44\uc6a9 \ud6a8\uc728\uc801\uc774\uc9c0\ub9cc, S7\uc5d0 \ube44\ud574 \ucda9\uaca9 \uacf5\uad6c \ubd84\uc57c\uc5d0\uc11c\uc758 \uc131\ub2a5\uc740 \uc81c\ud55c\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n      <h2>\uacbd\ub3c4 \ubc0f \uc5f4\ucc98\ub9ac \ube44\uad50<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc694\uc778<\/th><th>S7 \uacf5\uad6c\uac15<\/th><th>4140 \ud569\uae08\uac15<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc77c\ubc18\uc801\uc778 \uc791\uc5c5 \uacbd\ub3c4<\/td><td>\uc57d 56~58 HRC<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c 28~32 HRC \uc815\ub3c4\uc758 \uc0ac\uc804 \uacbd\ud654 \uacbd\ub3c4\ub97c \uac00\uc9d1\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub354 \ub192\uc740 \uacbd\ub3c4 \uc7a0\uc7ac\ub825<\/td><td>\ub2f4\uae08\uc9c8 \ud6c4 \uacbd\ub3c4\ub294 \uc57d 60~61 HRC\uc774\uc9c0\ub9cc, \ub108\ubb34 \uac15\ud558\uac8c \uc0ac\uc6a9\ud558\uba74 \uc778\uc131\uc774 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4.<\/td><td>\ub2e8\uba74 \ud06c\uae30\uc5d0 \ub530\ub77c \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1 \ud6c4 \ub354 \ub192\uc740 \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub2f4\uae08\uc9c8 \ub9e4\uccb4<\/td><td>\uacf5\uae30 \uacbd\ud654<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c \uc624\uc77c \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1 \ub610\ub294 \ud45c\uba74 \uacbd\ud654 \ucc98\ub9ac\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc65c\uace1 \uc704\ud5d8<\/td><td>\uacf5\uae30 \uacbd\ud654\ub85c \uc778\ud574 \uc628\ub3c4\uac00 \ub0ae\uc544\uc9d0<\/td><td>\uc561\uccb4 \ub0c9\uac01 \uc2dc S7\ubcf4\ub2e4 \ub192\uc74c<\/td><\/tr>\n            <tr><td>\ud45c\uba74 \uacbd\ud654<\/td><td>\uac00\ub2a5\ud558\uc9c0\ub9cc \ucda9\uaca9 \uc800\ud56d\uc744 \uc800\ud558\uc2dc\ucf1c\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/td><td>\ucd95, \uae30\uc5b4, \ud540 \ubc0f \ub9c8\ubaa8\uba74\uc5d0 \ud754\ud788 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>S7\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub0a0\uc758 \uac15\ub3c4\uc640 \ucda9\uaca9 \uc778\uc131\uc744 \ucd5c\uc801\ud654\ud558\uae30 \uc704\ud574 56~58 HRC\ub85c \uc5f4\ucc98\ub9ac\ub429\ub2c8\ub2e4. \uacbd\ub3c4\uac00 \uc9c0\ub098\uce58\uac8c \ub192\uc73c\uba74 \uade0\uc5f4 \ubc0f \ud30c\uc190 \uc704\ud5d8\uc774 \uc99d\uac00\ud569\ub2c8\ub2e4.<\/p>\n      <p>4140\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 28~32 HRC\uc758 \uacbd\ub3c4\ub97c \uac00\uc9c4 \uc0ac\uc804 \uacbd\ud654 \uc0c1\ud0dc\ub85c \uacf5\uae09\ub418\uac70\ub098, \uac15\ub3c4\uac00 \ub192\uc740 \ucf54\uc5b4\uc640 \ub2e8\ub2e8\ud55c \ud45c\uba74\uc744 \uc704\ud574 \uc720\ub3c4 \uacbd\ud654, \ud654\uc5fc \uacbd\ud654, \uc9c8\ud654 \ub610\ub294 \uce68\ud0c4 \ucc98\ub9ac\ub97c \ud1b5\ud574 \ud45c\uba74 \uacbd\ud654\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\ud575\uc2ec\uc740 S7\uc740 \uacac\uace0\ud558\uace0 \ub0b4\uad6c\uc131\uc774 \ub6f0\uc5b4\ub09c \uacf5\uad6c \ubcf8\uccb4\uc5d0 \uc801\ud569\ud558\ub2e4\ub294 \uc810\uc774\uace0, 4140\uc740 \uad6c\uc870\uc801\uc73c\ub85c \uac15\ud55c \ubcf8\uccb4\uc5d0 \uc801\ud569\ud558\uba70, \ud544\uc694\ud55c \ubd80\ubd84\uc5d0\ub9cc \ud45c\uba74 \uacbd\ud654 \ucc98\ub9ac\ub97c \ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4.<\/p>\n\n      <h2>\uc801\uc6a9 \ubc0f \uad50\uccb4 \uc548\ub0b4\uc11c<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc11c\ube44\uc2a4 \uc870\uac74 \ub610\ub294 \ubb38\uc758 \uc0ac\ud56d<\/th><th>\ub354 \ub098\uc740 \uc120\ud0dd<\/th><th>\uc774\uc720<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc791\uc5c5 \ubaa8\uc11c\ub9ac \uce69\uc774 \ucda9\uaca9\uc5d0 \ub178\ucd9c\ub428<\/td><td>S7<\/td><td>\uacf5\uad6c \uacbd\ub3c4\uc5d0\uc11c \ucda9\uaca9 \uc800\ud56d\uc131\uc774 \ud5a5\uc0c1\ub428<\/td><\/tr>\n            <tr><td>\ubc18\ubcf5\uc801\uc778 \ud0c0\uaca9 \uc911\uc5d0 \ud380\uce58\uc5d0 \uae08\uc774 \uac04\ub2e4<\/td><td>S7<\/td><td>\ucda9\uaca9 \ud558\uc911\uc744 \ubc1b\ub294 \uacf5\uad6c\uc6a9\uc73c\ub85c \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc804\ub2e8\ub0a0 \uc190\uc0c1<\/td><td>S7<\/td><td>\uacbd\ub3c4\uc640 \uc778\uc131\uc758 \uade0\ud615\uc774 \ub354\uc6b1 \ud5a5\uc0c1\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub04c \ub610\ub294 \ud0c0\uaca9 \ub3c4\uad6c<\/td><td>S7<\/td><td>\ucda9\uaca9 \uace8\uc808\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \ub354 \uc6b0\uc218\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ucda9\uaca9 \ud558\uc911\uc744 \ubc1b\ub294 \ub0c9\uac04 \uc131\ud615 \uae08\ud615<\/td><td>S7<\/td><td>\ud5a5\uc0c1\ub41c \ucda9\uaca9 \uacf5\uad6c \uc131\ub2a5<\/td><\/tr>\n            <tr><td>\ube44\ud2c0\ub9bc \ud558\uc911\uc744 \ubc1b\ub294 \uc0e4\ud504\ud2b8<\/td><td>4140<\/td><td>\ub354 \ub098\uc740 \uad6c\uc870\uc6a9 \ud569\uae08\uac15 \uc120\ud0dd<\/td><\/tr>\n            <tr><td>\uc8fc\uae30\uc801\uc778 \ud558\uc911\uc744 \ubc1b\ub294 \uae30\uc5b4 \ub610\ub294 \ucc28\ucd95<\/td><td>4140<\/td><td>\ud53c\ub85c \ubc0f \uae30\uacc4 \ubd80\ud558\uc5d0 \ub354 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc0e4\ud504\ud2b8 \uc800\ub110\uc758 \ud45c\uba74 \ub9c8\ubaa8<\/td><td>\ud45c\uba74 \uacbd\ud654 \ucc98\ub9ac\ub41c 4140<\/td><td>\ub2e8\ub2e8\ud55c \ud45c\uba74\uacfc \uacac\uace0\ud55c \ucf54\uc5b4<\/td><\/tr>\n            <tr><td>\uacf5\uad6c \ud640\ub354, \uc0dd\ud06c \ub610\ub294 \ubc31\ud0b9 \ud50c\ub808\uc774\ud2b8<\/td><td>4140<\/td><td>\ube44\uc6a9 \uc808\uac10 \ubc0f \uac00\uacf5 \uc6a9\uc774\uc131 \ud5a5\uc0c1<\/td><\/tr>\n            <tr><td>\uace0\uc815 \uc7a5\uce58 \ub610\ub294 \uc9c0\uc9c0 \uad6c\uc131 \uc694\uc18c<\/td><td>4140<\/td><td>\uc800\ub834\ud55c \uac00\uaca9\uc5d0 \ub6f0\uc5b4\ub09c \uc131\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc601\ud5a5\uc774 \uc81c\ud55c\uc801\uc778 \ub2e8\uae30 \uc0dd\uc0b0 \uae08\ud615<\/td><td>4140\ub3c4 \uad1c\ucc2e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><td>\uacf5\uad6c \ubd80\ud558\uac00 \uc2ec\ud558\uc9c0 \uc54a\uc744 \uacbd\uc6b0 \ube44\uc6a9\uc774 \uc808\uac10\ub429\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>4140 \ubd80\ud488\uc740 \uae68\uc9d0\uc774\ub098 \ucda9\uaca9 \uade0\uc5f4\ub85c \uc778\ud574 \uace0\uc7a5\ub0a9\ub2c8\ub2e4.<\/td><td>S7\uc73c\ub85c \uc5c5\uadf8\ub808\uc774\ub4dc\ud558\uc138\uc694<\/td><td>4140\uc740 \ucda9\uaca9 \ubc29\uc9c0 \uacf5\uad6c\uac15\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc77c\ubc18 \uae30\uacc4 \ubd80\ud488\uc5d0 S7\uc744 \uace0\ub824\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/td><td>\ubcf4\ud1b5 4140\uc5d0 \uba38\ubb34\ub985\ub2c8\ub2e4.<\/td><td>S7\uc740 \ub300\ubd80\ubd84\uc758 \uad6c\uc870\uc801 \uc6a9\ub3c4\uc5d0\ub294 \ubd88\ud544\uc694\ud569\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>4140\uc740 \ub0b4\ucda9\uaca9\uc131 \uacf5\uad6c\uac15\uc774 \uc694\uad6c\ub418\uc9c0 \uc54a\ub294 \uc791\ub3d9 \uc870\uac74\uc5d0\uc11c\ub9cc S7\uc744 \ub300\uccb4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc801\ud569\ud55c \uc6a9\ub3c4\ub85c\ub294 \ubc31\ud0b9 \ud50c\ub808\uc774\ud2b8, \uacf5\uad6c \ud640\ub354, \uc0dd\ud06c, \uace0\uc815\uad6c, \uc2dc\uc81c\ud488 \uacf5\uad6c, \uc18c\ub7c9 \uc0dd\uc0b0 \uae08\ud615 \ubc0f \uc800\ucda9\uaca9 \uc9c0\uc9c0\ub300\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\ud380\uce58, \uc911\uc808\uc0ad\ub0a0, \ub04c, \ub300\ub7c9 \uc0dd\uc0b0 \uae08\ud615 \ub610\ub294 \ubc18\ubcf5\uc801\uc778 \ucda9\uaca9\uc744 \ubc1b\ub294 \ubaa8\ub4e0 \uacf5\uad6c\uc5d0\uc11c 4140\uc740 S7\uc744 \ub300\uccb4\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc6a9\ub3c4\ub85c 4140\uc744 \uc0ac\uc6a9\ud558\uba74 \ubcc0\ud615, \ub0a0 \ubd88\uc548\uc815, \ud30c\uc190 \ubc0f \ub9c8\ubaa8 \uac00\uc18d\uc758 \uc704\ud5d8\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>4140 \uc7ac\uc9c8 \ubd80\ud488\uc774 \ucda9\uaca9 \uacf5\uad6c\ub85c \uc0ac\uc6a9\ub418\uace0 \uadf8\ub7ec\ud55c \uc751\ub825 \ud558\uc5d0\uc11c \ud30c\uc190\ub418\ub294 \uacbd\uc6b0\uc5d0\ub9cc 4140 \ub300\uc2e0 S7\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \ud53c\ub85c \uc218\uba85, \ube44\ud2c0\ub9bc \uac15\ub3c4, \uac00\uacf5\uc131 \ubc0f \ube44\uc6a9\uc774 \uc8fc\uc694 \uace0\ub824 \uc0ac\ud56d\uc778 \uc0e4\ud504\ud2b8, \uae30\uc5b4, \uc561\uc2ac, \ubcfc\ud2b8 \ub610\ub294 \uc77c\ubc18\uc801\uc778 \uae30\uacc4 \ubd80\ud488\uc5d0\ub294 S7\ub85c \uc5c5\uadf8\ub808\uc774\ub4dc\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624.<\/p>\n\n      <h2>\uc77c\ubc18\uc801\uc778 \uc2e4\ud328 \ud328\ud134<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uac15\ucca0<\/th><th>\uc77c\ubc18\uc801\uc778 \uace0\uc7a5 \uc6d0\uc778<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>S7<\/td><td>\uacfc\ub3c4\ud55c \uacbd\ub3c4, \ubd88\ub7c9\ud55c \uc5f4\ucc98\ub9ac, \ub0a0\uce74\ub85c\uc6b4 \ub0b4\ubd80 \ubaa8\uc11c\ub9ac, \ubd88\ub7c9\ud55c \uacf5\uad6c \uc9c0\uc9c0, \uc5f0\uc0ad \uc190\uc0c1, EDM \ud45c\uba74 \uc190\uc0c1, \uc6a9\uc811 \uad00\ub828 \uade0\uc5f4<\/td><\/tr>\n            <tr><td>4140<\/td><td>\ud53c\ub85c, \uacfc\ubd80\ud558, \ub2f4\uae08\uc9c8 \uade0\uc5f4, \ud45c\uba74 \uacbd\ud654 \ud6c4 \ud53c\ub85c, \uc5f4\ucc98\ub9ac \uc81c\uc5b4 \ubd88\ub7c9\uc73c\ub85c \uc778\ud55c \ucde8\uc131<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>S7 \ubd88\ub7c9\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ubd88\ucda9\ubd84\ud55c \uc778\uc131\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\uba70, \uc774\ub294 \ubd80\uc801\uc808\ud55c \uacbd\ub3c4, \ucd5c\uc801\ud654\ub418\uc9c0 \uc54a\uc740 \uc5f4\ucc98\ub9ac, \ubd88\ub7c9\ud55c \ubaa8\uc11c\ub9ac \ubc18\uacbd \ub610\ub294 \ubd88\ub7c9\ud55c \ud45c\uba74 \ub9c8\uac10 \ub54c\ubb38\uc778 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>4140\uac15\uc758 \uace0\uc7a5\uc740 \uc8fc\ub85c \uacfc\ubd80\ud558, \ud53c\ub85c \ub610\ub294 \ubd80\uc801\uc808\ud55c \uc5f4\ucc98\ub9ac\uc640 \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ucd95, \uae30\uc5b4 \ub610\ub294 \uace0\uc815 \uc7a5\uce58\uc5d0\ub294 \uc2e0\ub8b0\ud560 \uc218 \uc788\uc9c0\ub9cc \ucda9\uaca9\uc774 \uac00\ud574\uc9c0\ub294 \uc6a9\ub3c4\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>\ube44\uc6a9 \ubc0f \uc120\ud0dd \ub17c\ub9ac<\/h2>\n      <p>4140\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ube44\uc6a9 \ud6a8\uc728\uc774 \ub192\uace0 \uc27d\uac8c \uad6c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uad6c\uc870\ubb3c \uc870\ub9bd\ud488, \uace0\uc815\uad6c, \ud640\ub354 \ubc0f \ub300\ud615 \uae30\uacc4 \ubd80\ud488\uc5d0 \uc8fc\ub85c \uad8c\uc7a5\ub429\ub2c8\ub2e4.<\/p>\n      <p>S7\uc740 \uace0\ud569\uae08 \uc870\uc131\uacfc \uc5c4\uaca9\ud55c \ubb3c\uc131 \uc694\uad6c \uc0ac\ud56d\uc73c\ub85c \uc778\ud574 \uac00\uaca9\uc774 \ub354 \ub192\uc2b5\ub2c8\ub2e4. \uc0ac\uc6a9 \uacbd\ub3c4\ub97c \uc5bb\uae30 \uc704\ud574\uc11c\ub294 \uac00\uacf5 \ud6c4 \uc5f4\ucc98\ub9ac\uac00 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n      <p>\uc790\uc7ac \uc120\ud0dd\uc740 \uc790\uc7ac \uac00\uaca9\uc774 \uc544\ub2cc \uae30\ub2a5\uc801 \uc694\uad6c \uc0ac\ud56d\uc744 \ub530\ub77c\uc57c \ud569\ub2c8\ub2e4. \ubcf4\uc870\uc801\uc778 \uc5ed\ud560\uc758 \uacbd\uc6b0, 4140\uc740 \uae30\ub2a5 \uc800\ud558 \uc5c6\uc774 \ube44\uc6a9\uc744 \ucd5c\uc801\ud654\ud569\ub2c8\ub2e4. \ucda9\uaca9 \uacf5\uad6c\uc758 \uacbd\uc6b0, S7 \ub300\uc2e0 4140\uc744 \uc0ac\uc6a9\ud558\uba74 \ubd80\ud488\uc758 \uc870\uae30 \uace0\uc7a5, \uac00\ub3d9 \uc911\uc9c0 \uc2dc\uac04 \uc99d\uac00 \ubc0f \ucd1d \ube44\uc6a9 \uc0c1\uc2b9\uc73c\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>\ucd5c\uc885 \uc120\uc815<\/h2>\n      <div class=\"aobo-choice-grid\">\n        <article class=\"aobo-choice-card\">\n          <h3>\ucda9\uaca9 \uacf5\uad6c\uc5d0\ub294 S7\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/h3>\n          <p>\ud380\uce58, \ub04c, \ub0a0, \uc784\ud329\ud2b8 \ub2e4\uc774 \ubc0f \ubc18\ubcf5\uc801\uc778 \ucda9\uaca9, \ud30c\uc190 \ub610\ub294 \uade0\uc5f4 \uc704\ud5d8\uc5d0 \ub178\ucd9c\ub418\ub294 \uc791\uc5c5 \ub3c4\uad6c \ubd80\uc704\uc5d0\ub294 S7\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p>\n        <\/article>\n        <article class=\"aobo-choice-card\">\n          <h3>\uc9c0\uc6d0 \ubd80\ud488\uc73c\ub85c\ub294 4140\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/h3>\n          <p>\uc0e4\ud504\ud2b8, \uae30\uc5b4, \ucc28\ucd95, \ubcfc\ud2b8, \ud640\ub354, \uace0\uc815\uad6c, \ubc31\ud0b9 \ud50c\ub808\uc774\ud2b8 \ubc0f \uae30\uacc4 \uad6c\uc870 \ubd80\ud488\uc5d0\ub294 4140 \uc7ac\uc9c8\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p>\n        <\/article>\n      <\/div>\n      <div class=\"aobo-note-box\">\n        <p>\ucda9\uaca9 \uacf5\uad6c\uc5d0\ub294 S7 \uac15\uc7ac\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \uad6c\uc870 \ubc0f \uae30\uacc4 \ubd80\ud488\uc5d0\ub294 4140 \uac15\uc7ac\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \ucda9\uaca9\uc774 \uac00\ud574\uc9c0\ub294 \uc791\uc5c5 \uacf5\uad6c\uc5d0\ub294 S7 \uac15\uc7ac\ub97c \uc0ac\uc6a9\ud558\uace0, \uc9c0\uc9c0\ub300, \uc804\ub2ec \uc7a5\uce58 \ubc0f \ud558\uc911 \uc9c0\uc9c0 \ubd80\ud488\uc5d0\ub294 4140 \uac15\uc7ac\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p>\n      <\/div>\n\n      <section class=\"aobo-related-pages\" aria-label=\"\uad00\ub828 S7 \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-s7-tool-steel\/\">\n            <strong>S7 \ub300 D2<\/strong>\n            <span>\ucda9\uaca9 \uc778\uc131 vs. \ub192\uc740 \ub0b4\ub9c8\ubaa8\uc131.<\/span>\n          <\/a>\n          <a class=\"aobo-related-card\" href=\"https:\/\/aobosteel.com\/ko\/s7-vs-a2-tool-steel\/\">\n            <strong>S7 \ub300 A2<\/strong>\n            <span>\ucda9\uaca9 \uc778\uc131 vs. \uc6b0\uc218\ud55c \ub0b4\ub9c8\ubaa8\uc131 \ubc0f \uce58\uc218 \uc548\uc815\uc131.<\/span>\n          <\/a>\n        <\/div>\n      <\/section>\n    <\/main>\n\n    <section class=\"aobo-final-cta\">\n      <div>\n        <h2>S7 \ub0b4\ucda9\uaca9\uc131 \uacf5\uad6c\uac15\uc774 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/h2>\n        <p>\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ud380\uce58, \ub04c, \uc804\ub2e8\ub0a0, \ub9ac\ubcb3 \uc138\ud2b8, \ucda9\uaca9 \ub2e4\uc774 \ubc0f \uacf5\uad6c \uc81c\uc791\uc5d0 \uc0ac\uc6a9\ub418\ub294 S7 \uacf5\uad6c\uac15\uc744 \uacf5\uae09\ud558\uba70, \uc774\ub7ec\ud55c \uc6a9\ub3c4\uc5d0\uc11c\ub294 \ud30c\uc190, \uade0\uc5f4 \ubc0f \ubc18\ubcf5\uc801\uc778 \ucda9\uaca9 \ud558\uc911\uc774 \uc7ac\ub8cc \uc120\ud0dd\uc5d0 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4.<\/p>\n      <\/div>\n      <a class=\"aobo-btn popmake-16052\" href=\"javascript:void(0);\">\ubb38\uc758 \ubcf4\ub0b4\uae30<\/a>\n    <\/section>\n  <\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Impact Tooling vs Structural Strength S7 vs 4140 Steel: Impact Tooling vs Structural Strength S7 is a shock-resisting tool steel used for impact-loaded tools such as punches, chisels, shear blades, rivet sets, and impact dies. It is selected when the working area must resist chipping, cracking, and repeated shock loading. 4140 is a chromium-molybdenum alloy [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15310,"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-15306","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>S7 vs 4140 Steel: Impact Tooling vs Structural Strength | AoboSteel<\/title>\n<meta name=\"description\" content=\"Compare S7 and 4140 steel by impact resistance, hardness, heat treatment, composition, applications, and replacement limits. 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