{"id":11736,"date":"2025-12-25T20:03:50","date_gmt":"2025-12-25T12:03:50","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=11736"},"modified":"2026-06-25T15:18:31","modified_gmt":"2026-06-25T07:18:31","slug":"o1-tool-steel-heat-treatment","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/o1-tool-steel-heat-treatment\/","title":{"rendered":"O1 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \ucc28\ud2b8: \uacbd\ud654, \uc624\uc77c \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1 \uac00\uc774\ub4dc"},"content":{"rendered":"<section class=\"aobo-o1-heat-treatment-page\">\n  <style>\n    .aobo-o1-heat-treatment-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-o1-heat-treatment-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: 930px;\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-hero a {\n      color: var(--aobo-blue);\n      font-weight: 700;\n      text-decoration: none;\n    }\n\n    .aobo-hero a:hover {\n      color: var(--aobo-orange);\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-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-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-figure {\n      margin: 24px 0 34px;\n      max-width: 70%;\n      margin-left: auto;\n      margin-right: auto;\n    }\n\n    .aobo-figure img {\n      display: block;\n      width: 100%;\n      height: auto;\n      border: 1px solid var(--aobo-border);\n      border-radius: 18px;\n      box-shadow: 0 12px 32px rgba(12, 86, 208, 0.07);\n      background: #ffffff;\n    }\n\n    .aobo-figure figcaption {\n      margin-top: 10px;\n      color: #203044;\n      font-size: 14px;\n      font-weight: 700;\n      line-height: 1.5;\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: 740px;\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-article h2 {\n        font-size: 25px;\n      }\n\n      .aobo-figure {\n        max-width: 100%;\n      }\n    }\n  <\/style>\n\n  <div class=\"aobo-wrap\">\n    <header class=\"aobo-hero\">\n      <span class=\"aobo-eyebrow\">\uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \uac00\uc774\ub4dc<\/span>\n      <h1>O1 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \uac00\uc774\ub4dc<\/h1>\n      <p><a href=\"https:\/\/aobosteel.com\/ko\/o1-tool-steel\/\">O1 \uacf5\uad6c\uac15<\/a> \uc77c\ubc18\uc801\uc73c\ub85c \uc57d 650\u00b0C(1200\u00b0F)\ub85c \uc608\uc5f4\ud55c \ud6c4 788~816\u00b0C(1450~1500\u00b0F)\uc5d0\uc11c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654\ud558\uace0, \ub530\ub73b\ud55c \uad50\ubc18 \uc624\uc77c\uc5d0 \ub2f4\uae08\uc9c8\ud55c \ub2e4\uc74c, \ud544\uc694\ud55c \ucd5c\uc885 \uacbd\ub3c4\uc5d0 \ub530\ub77c \ud15c\ud37c\ub9c1\ud558\ub294 \uc5f4\ucc98\ub9ac \uacfc\uc815\uc744 \uac70\uce69\ub2c8\ub2e4.<\/p>\n      <p>\uc801\uc808\ud55c \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ub97c \uac70\uce58\uba74 O1 \uac15\uc7ac\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc57d 57~63 HRC\uc758 \uacbd\ub3c4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ub2f4\uae08\uc9c8 \uc9c1\ud6c4\uc758 \uacbd\ub3c4\ub294 \ubcf4\ud1b5 \uc57d 64~65 HRC\uc774\uc9c0\ub9cc, \uc774 \uc0c1\ud0dc\ub294 \ub108\ubb34 \ucde8\uc131\uc774 \uac15\ud558\uc5ec \uc2e4\uc6a9\uc73c\ub85c \uc0ac\uc6a9\ud558\uae30\uc5d0\ub294 \ubd80\uc801\ud569\ud558\ubbc0\ub85c \uc989\uc2dc \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ub97c \ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n    <\/header>\n\n    <main class=\"aobo-article\">\n      <p>O1\uc740 \uc624\uc77c \uacbd\ud654\ud615 \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uac15\uc774\ubbc0\ub85c, \uc5f4\ucc98\ub9ac \uc2dc \uac00\uc7a5 \uc911\uc694\ud55c \uc704\ud5d8 \uc694\uc18c\ub294 \ub2f4\uae08\uc9c8 \uade0\uc5f4, \ubcc0\ud615, \ud0c8\ud0c4, \uc5f0\ud654\uc810 \ubc1c\uc0dd \ubc0f \ud15c\ud37c\ub9c1 \uc9c0\uc5f0\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubb38\uc81c\ub294 \ub300\uac1c \uc628\ub3c4 \uc81c\uc5b4 \ubd88\ub7c9, \ubd80\uc801\uc808\ud55c \uacf5\uad6c \ud615\uc0c1, \uc624\uc77c \uad50\ubc18 \ubd80\uc871, \uacfc\ub3c4\ud55c \uc720\uc9c0 \uc2dc\uac04 \ub610\ub294 \ub2f4\uae08\uc9c8 \ud6c4 \ud15c\ud37c\ub9c1 \ucc98\ub9ac\uac00 \ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n      <p>\uc774 \uac00\uc774\ub4dc\ub294 \uc751\ub825 \uc644\ud654, \uc5b4\ub2d0\ub9c1, \uc608\uc5f4, \uc624\uc2a4\ud14c\ub098\uc774\uc9d5, \uc624\uc77c \ud01c\uce6d, \ud15c\ud37c\ub9c1 \uc628\ub3c4, \uc608\uc0c1 \uacbd\ub3c4, \ud06c\uae30 \ubcc0\ud654 \ubc0f \uc77c\ubc18\uc801\uc778 \uc5f4\ucc98\ub9ac \uc2e4\ud328 \uc0ac\ub840\ub97c \ub2e4\ub8e8\ub294 \uc2e4\uc6a9\uc801\uc778 O1 \uc5f4\ucc98\ub9ac \ucc28\ud2b8\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n      <h2>O1 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \uc628\ub3c4\ud45c<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc5f4\ucc98\ub9ac \uacf5\uc815<\/th><th>\uc628\ub3c4 \u00b0F<\/th><th>\uc628\ub3c4 \u00b0C<\/th><th>\uc2e4\uc2b5 \uad50\uc721<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc2a4\ud2b8\ub808\uc2a4 \ud574\uc18c<\/td><td>1200-1250\u00b0F<\/td><td>649-677\u00b0C<\/td><td>\ub450\uaed8 1\uc778\uce58\ub2f9 1~2\uc2dc\uac04 \ub3d9\uc548 \ub2f4\uadf8\uc2ed\uc2dc\uc624. \ucc9c\ucc9c\ud788 \uc2dd\ud788\uc2ed\uc2dc\uc624. \uace0\uac15\ub3c4 \uac00\uacf5 \ud6c4 \uacbd\ud654 \uc804\uc5d0 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uac00\uc5f4 \ub0c9\uac01<\/td><td>1350-1450\u00b0F<\/td><td>730-788\u00b0C<\/td><td>\uc644\uc804\ud788 \ub2f4\uadf8\uc2ed\uc2dc\uc624. \uac00\uc5f4\ub85c\ub97c \uc57d 482~540\u00b0C(900~1000\u00b0F)\uae4c\uc9c0 \ucc9c\ucc9c\ud788 \uc2dd\ud78c \ud6c4 \uc790\uc5f0 \ub0c9\uac01\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uc608\uc5f4<\/td><td>\uc57d 1200\u00b0F<\/td><td>\uc57d 650\u00b0C<\/td><td>10~15\ubd84\uac04 \ub610\ub294 \uace8\uace0\ub8e8 \ub370\uc6cc\uc9c8 \ub54c\uae4c\uc9c0 \uadf8\ub300\ub85c \ub450\uc138\uc694. \ub108\ubb34 \uc624\ub798 \ub2f4\uac00\ub450\uc9c0 \ub9c8\uc138\uc694.<\/td><\/tr>\n            <tr><td>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654\/\uacbd\ud654<\/td><td>1450-1500\u00b0F<\/td><td>788-816\u00b0C<\/td><td>\uc608\uc5f4 \uc628\ub3c4\ubd80\ud130 \uacbd\ud654 \uc628\ub3c4\uae4c\uc9c0 \uac00\uc5f4\ud558\uc2ed\uc2dc\uc624. \uacfc\uc5f4 \ubc0f \uacfc\ub3c4\ud55c \uc720\uc9c0 \uc2dc\uac04\uc744 \ud53c\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uc624\uc77c \ub2f4\uae08\uc9c8<\/td><td>125~200\u00b0F(52~93\u00b0C)\uc5d0\uc11c \uaebc\ub0b4\uc138\uc694.<\/td><td>52-93\u00b0C<\/td><td>\ub530\ub73b\ud558\uace0 \uad50\ubc18\ub41c \uae30\ub984\uc5d0 \ub2f4\uae08\uc9c8\ud558\uc2ed\uc2dc\uc624. \ub2f4\uae08\uc9c8 \uc9c1\ud6c4 \uc989\uc2dc \ud15c\ud37c\ub9c1\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\ub2f4\uae08\uc9c8<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c 300~600\u00b0F<\/td><td>\uc77c\ubc18\uc801\uc73c\ub85c 149~316\u00b0C<\/td><td>\ub2e8\uba74 \ub450\uaed8 1\uc778\uce58\ub2f9 \uc57d 2\uc2dc\uac04 \ub3d9\uc548 \uc720\uc9c0\ud558\uc2ed\uc2dc\uc624. \ucd5c\uc885 \uacbd\ub3c4\uc5d0 \ub530\ub77c \uc628\ub3c4\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\ub300\ubd80\ubd84\uc758 \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uc5d0 \uc0ac\uc6a9\ub418\ub294 O1 \uac15\uc7ac\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 300\u00b0F~500\u00b0F(149~260\u00b0C) \uc0ac\uc774\uc5d0\uc11c \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ub429\ub2c8\ub2e4. \uc774 \uc628\ub3c4 \ubc94\uc704\ub294 \ub2f4\uae08\uc9c8\ub85c \uc778\ud55c \ucde8\uc131\uc744 \uc904\uc774\uba74\uc11c \ub192\uc740 \uacbd\ub3c4\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n      <h2>O1 \uacf5\uad6c\uac15\uc758 \uc5f4\ucc98\ub9ac \ubc29\ubc95<\/h2>\n      <p>O1 \uc5f4\ucc98\ub9ac\uc5d0\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc608\uc5f4, \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654, \uc624\uc77c \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \ubd80\ud488\uc774 \uc2ec\ud558\uac8c \uac00\uacf5\ub41c \uacbd\uc6b0\uc5d0\ub294 \uc751\ub825 \uc644\ud654 \ucc98\ub9ac\uac00 \ucd94\uac00\ub429\ub2c8\ub2e4. \uc5b4\ub2d0\ub9c1\uc740 \uacbd\ud654\ub41c O1\uac15\uc744 \uc5f0\ud654\uc2dc\ucf1c \uc7ac\uac00\uacf5\uc744 \uc6a9\uc774\ud558\uac8c \ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n      <h3>1. \uacbd\ud654 \uc804 \uc751\ub825 \uc644\ud654<\/h3>\n      <p>\uace0\uac15\ub3c4 \uac00\uacf5, \uac70\uce5c \uc18c\uc7ac \uc81c\uac70 \ub610\ub294 \ubd88\uade0\uc77c\ud55c \uc5f0\uc0ad \ud6c4\uc5d0\ub294 \uc751\ub825 \uc81c\uac70 \ucc98\ub9ac\uac00 \uad8c\uc7a5\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacf5\uc815\uc740 \uacf5\uad6c \ub0b4\ubd80\uc5d0 \uc751\ub825\uc744 \ub0a8\uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc751\ub825 \uc81c\uac70 \ucc98\ub9ac \uc5c6\uc774 \ubd80\ud488\uc744 \uacbd\ud654\uc2dc\ud0a4\uba74 \uc794\ub958 \uc751\ub825\uc774 \ub2f4\uae08\uc9c8 \uc751\ub825\uacfc \uacb0\ud569\ud558\uc5ec \ubcc0\ud615\uc774\ub098 \uade0\uc5f4\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\uacbd\ud654\ub418\uc9c0 \uc54a\uc740 O1 \uac15\uc7ac\ub97c 649~677\u00b0C(1200~1250\u00b0F)\uae4c\uc9c0 \ucc9c\ucc9c\ud788 \uac00\uc5f4\ud558\uace0, \ub450\uaed8 1\uc778\uce58\ub2f9 1~2\uc2dc\uac04 \ub3d9\uc548 \uc720\uc9c0\ud55c \ub2e4\uc74c \ucc9c\ucc9c\ud788 \ub0c9\uac01\ud569\ub2c8\ub2e4. \uc774 \ub2e8\uacc4\ub294 \uac15\uc7ac\ub97c \uacbd\ud654\uc2dc\ud0a4\ub294 \uac83\uc774 \uc544\ub2c8\ub77c, \ucd5c\uc885 \uacbd\ud654 \uacf5\uc815 \uc804\uc5d0 \ub0b4\ubd80 \uc751\ub825\uc744 \uc904\uc774\uae30 \uc704\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n      <h3>2. O1 \uacf5\uad6c\uac15\uc758 \uc5b4\ub2d0\ub9c1<\/h3>\n      <p>\uc5b4\ub2d0\ub9c1\uc740 \uacbd\ud654\ub41c O1\uac15\uc744 \uac00\uacf5\uc774\ub098 \uc218\uc815\uc744 \uc704\ud574 \uc5f0\ud654\uc2dc\ud0a4\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uac15\uc7ac\ub97c 730~788\u00b0C(1350~1450\u00b0F)\ub85c \uac00\uc5f4\ud558\uace0 \ucda9\ubd84\ud788 \uc720\uc9c0\ud55c \ub2e4\uc74c, \ub178\uc5d0\uc11c \ucc9c\ucc9c\ud788 \uc57d 482~540\u00b0C(900~1000\u00b0F)\uae4c\uc9c0 \ub0c9\uac01\ud55c \ud6c4 \uacf5\ub7ad\ud569\ub2c8\ub2e4.<\/p>\n      <p>\uc5b4\ub2d0\ub9c1 \ubc0f \uacbd\ud654 \uacfc\uc815\uc5d0\uc11c \ud45c\uba74 \ubcf4\ud638\ub294 \uc911\uc694\ud569\ub2c8\ub2e4. \uc0b0\ud654 \ubd84\uc704\uae30\uc5d0\uc11c O1\uc744 \uac00\uc5f4\ud558\uba74 \ud45c\uba74\uc5d0\uc11c \ud0c4\uc18c\uac00 \uc190\uc2e4\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud0c8\ud0c4\ub41c \ud45c\uba74\uc740 \uc81c\ub300\ub85c \uacbd\ud654\ub418\uc9c0 \uc54a\uace0 \uc0ac\uc6a9 \uc911\uc5d0 \ub9c8\ubaa8\uac00 \ube60\ub974\uac8c \uc9c4\ud589\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h3>3. O1 \uacf5\uad6c\uac15 \uc608\uc5f4<\/h3>\n      <p>\uc608\uc5f4\uc740 \uac15\ucca0\uc774 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ubc94\uc704\uc5d0 \ub3c4\ub2ec\ud558\uae30 \uc804\uc5d0 \ubc1c\uc0dd\ud558\ub294 \uc5f4 \ucda9\uaca9\uc744 \uc904\uc5ec\uc90d\ub2c8\ub2e4. \ud2b9\ud788 \ub2e8\uba74 \ub450\uaed8\uac00 \uace0\ub974\uc9c0 \uc54a\uac70\ub098, \ubaa8\uc11c\ub9ac\uac00 \ub0a0\uce74\ub86d\uac70\ub098, \uac00\uacf5 \uc751\ub825\uc774 \ubc1c\uc0dd\ud558\ub294 \ubd80\ud488\uc5d0 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n      <p>O1\uc744 \uc57d 650\u00b0C(1200\u00b0F)\ub85c \uc608\uc5f4\ud558\uace0 10~15\ubd84 \ub3d9\uc548 \ub610\ub294 \uacf5\uc791\ubb3c\uc774 \uade0\uc77c\ud558\uac8c \uac00\uc5f4\ub420 \ub54c\uae4c\uc9c0 \uc720\uc9c0\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uc9e7\uc740 \uc2dc\uac04 \ub3d9\uc548 \uc5f4\uc744 \uace0\ub974\uac8c \ubd84\uc0b0\uc2dc\ud0a4\ub294 \ub2e8\uacc4\uc5ec\uc57c \ud558\uba70, \uc7a5\uc2dc\uac04 \uc720\uc9c0\ud558\ub294 \uac83\uc774\uc5b4\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n\n      <h3>4. O1 \uacf5\uad6c\uac15\uc758 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ubc0f \uacbd\ud654 \ucc98\ub9ac<\/h3>\n      <p>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654\ub294 \uc8fc\uc694 \uacbd\ud654 \ub2e8\uacc4\uc785\ub2c8\ub2e4. O1\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc624\uc77c \ud01c\uce6d \uc804\uc5d0 788~816\u00b0C(1450~1500\u00b0F)\ub85c \uac00\uc5f4\ub429\ub2c8\ub2e4.<\/p>\n      <p>\uc778\uc131\uacfc \uce58\uc218 \uc81c\uc5b4\uac00 \uc911\uc694\ud55c \uacbd\uc6b0 \uc77c\ubc18\uc801\uc73c\ub85c \uc774 \ubc94\uc704\uc758 \ud558\ub2e8\uc774 \ub354 \uc548\uc804\ud569\ub2c8\ub2e4. \uc0c1\ub2e8\uc740 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc9c0\ub9cc, \uacfc\uc5f4\uc774\ub098 \uacfc\ub3c4\ud55c \uc720\uc9c0 \uc2dc\uac04\uc740 \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub97c \uc99d\uac00\uc2dc\ud0a4\uace0 \uce58\uc218 \uc548\uc815\uc131\uc744 \uc800\ud558\uc2dc\ud0a4\uba70 \ub2f4\uae08\uc9c8 \ud6c4 \uc608\uc0c1\ubcf4\ub2e4 \ub0ae\uc740 \uacbd\ub3c4\ub97c \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\ubd80\ud488\uc740 \uc804\uccb4 \uc628\ub3c4\uac00 \uade0\uc77c\ud574\uc9c8 \ub54c\uae4c\uc9c0\ub9cc \ub2f4\uac00 \ub450\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc628\ub3c4\uac00 \ub108\ubb34 \ub0ae\uc73c\uba74 \uacbd\ud654\uac00 \ubd88\uc644\uc804\ud574\uc9c8 \uc218 \uc788\uace0, \uacfc\uc5f4\ub418\uba74 \uacbd\ub3c4\uac00 \ubd88\uc548\uc815\ud574\uc9c0\uac70\ub098 \ubcc0\ud615\ub418\uac70\ub098 \ucde8\uc131\uc774 \uc0dd\uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h3>5. \uc624\uc77c \ud01c\uce6d O1 \uacf5\uad6c\uac15<\/h3>\n      <p>O1\uc740 \uc644\uc804\ud55c \uacbd\ub3c4\ub97c \uc5bb\uc73c\ub824\uba74 \uc624\uc77c\uc5d0 \ub2f4\uae08\uc9c8\ud574\uc57c \ud569\ub2c8\ub2e4. \uc624\uc77c\uc740 \ub530\ub73b\ud574\uc57c \ud558\uba70 \uc801\uc808\ud788 \uad50\ubc18\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc624\uc77c\uc774 \uace0\uc5ec \uc788\uc73c\uba74 \ub728\uac70\uc6b4 \ubd80\ud488 \uc8fc\ubcc0\uc5d0 \uc99d\uae30\uce35\uc774 \ud615\uc131\ub418\uc5b4 \uad6d\ubd80\uc801\uc778 \ub0c9\uac01\uc744 \ub2a6\ucd94\uace0 \uc5f0\ud654\ub41c \ubd80\ubd84\uc774 \uc0dd\uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\ub2f4\uae08\uc9c8 \uc624\uc77c\uc758 \uc801\uc815 \uc628\ub3c4 \ubc94\uc704\ub294 \uc624\uc77c \uc885\ub958\uc640 \uc791\uc5c5 \ubc29\uc2dd\uc5d0 \ub530\ub77c \uc57d 25~60\u00b0C(75~140\u00b0F)\uc785\ub2c8\ub2e4. \ub2f4\uae08\uc9c8 \ud6c4, \uacf5\uc791\ubb3c\uc758 \uc628\ub3c4\uac00 \uc57d 52~93\u00b0C(125~200\u00b0F)\uc5d0 \ub3c4\ub2ec\ud558\uba74 \uc624\uc77c\uc5d0\uc11c \uaebc\ub0b4\uc2ed\uc2dc\uc624.<\/p>\n      <p>\ubd80\ud488\uc740 \uc544\uc9c1 \ub530\ub73b\ud560 \ub54c \uc5f4\ucc98\ub9ac\ud574\uc57c \ud569\ub2c8\ub2e4. \uc5f4\ucc98\ub9ac\uac00 \uc9c0\uc5f0\ub418\uba74 \uacbd\ud654\ub41c O1\uac15\uc5d0 \uade0\uc5f4\uc774 \uc0dd\uae30\ub294 \uac00\uc7a5 \ud754\ud55c \uc6d0\uc778 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4.<\/p>\n\n      <h3>6. O1 \uacf5\uad6c\uac15\uc758 \ud15c\ud37c\ub9c1<\/h3>\n      <p>\ud15c\ud37c\ub9c1\uc740 \uc0c8\ub85c \ub2f4\uae08\uc9c8\ub41c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uc758 \uc751\ub825\uacfc \ucde8\uc131\uc744 \uac10\uc18c\uc2dc\ud0a4\uace0, \ucd5c\uc885 \uac00\uacf5 \uacbd\ub3c4\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n      <p>\ub300\ubd80\ubd84\uc758 O1 \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 300\u00b0F~500\u00b0F(149~260\u00b0C) \uc0ac\uc774\uc5d0\uc11c \ud15c\ud37c\ub9c1\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uae30\uc900 \uc628\ub3c4\ub294 350\u00b0F(177\u00b0C)\uc774\uba70, \uc774 \uc628\ub3c4\uc5d0\uc11c \uc801\uc808\ud55c \uacbd\ud654 \ucc98\ub9ac\ub97c \ud558\uba74 \ubcf4\ud1b5 \uc57d 62~63 HRC\uc758 \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\uc77c\ubc18\uc801\uc778 \uc720\uc9c0 \uc2dc\uac04\uc740 \ub2e8\uba74 \ub450\uaed8 1\uc778\uce58\ub2f9 2\uc2dc\uac04\uc785\ub2c8\ub2e4. O1 \ud569\uae08\uc5d0\ub294 \ubcf4\ud1b5 \ub2e8\uc77c \ud15c\ud37c\ub9c1\uc774 \uc0ac\uc6a9\ub418\uc9c0\ub9cc, \uc548\uc815\uc131 \ud5a5\uc0c1\uc774\ub098 \uc751\ub825 \uc644\ud654\uac00 \ud544\uc694\ud55c \uacbd\uc6b0\uc5d0\ub294 \uc774\uc911 \ud15c\ud37c\ub9c1\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uc911 \ud15c\ud37c\ub9c1\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0, \uac01 \uc0ac\uc774\ud074 \uc0ac\uc774\uc5d0 \uacf5\uad6c\ub97c \uc2e4\uc628\uc73c\ub85c \ub0c9\uac01\uc2dc\ucf1c\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n      <h2>O1 \uacf5\uad6c\uac15 \ub2f4\uae08\uc9c8\ud45c<\/h2>\n      <p>O1 \uacbd\ub3c4\ub294 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uac00 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \uac10\uc18c\ud569\ub2c8\ub2e4. \ub2e4\uc74c \uac12\ub4e4\uc740 \uc801\uc808\ud55c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ubc0f \uc624\uc77c \ud01c\uce6d \ud6c4 \uc608\uc0c1\ub418\ub294 \uc77c\ubc18\uc801\uc778 \uacbd\ub3c4 \uc218\uc900\uc785\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\ud15c\ud37c\ub9c1 \uc628\ub3c4 \u00b0F<\/th><th>\ud15c\ud37c\ub9c1 \uc628\ub3c4 \u00b0C<\/th><th>\uc608\uc0c1 \uacbd\ub3c4 HRC<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uac08\uc99d\uc774 \ud574\uc18c\ub41c \uac83\ucc98\ub7fc<\/td><td>\uac08\uc99d\uc774 \ud574\uc18c\ub41c \uac83\ucc98\ub7fc<\/td><td>64-65 HRC<\/td><\/tr>\n            <tr><td>\ud654\uc528 300\ub3c4<\/td><td>149\u00b0C<\/td><td>\uc57d 63 HRC<\/td><\/tr>\n            <tr><td>\ud654\uc528 350\ub3c4<\/td><td>177\u00b0C<\/td><td>\uc57d 62~63 HRC<\/td><\/tr>\n            <tr><td>400\u00b0F<\/td><td>204\u00b0C<\/td><td>\uc57d 62 HRC<\/td><\/tr>\n            <tr><td>500\u00b0F<\/td><td>260\u00b0C<\/td><td>\uc57d 60 HRC<\/td><\/tr>\n            <tr><td>600\u00b0F<\/td><td>316\u00b0C<\/td><td>\uc57d 57 HRC<\/td><\/tr>\n            <tr><td>700\u00b0F<\/td><td>371\u00b0C<\/td><td>\uc57d 53 HRC<\/td><\/tr>\n            <tr><td>800\u00b0F<\/td><td>427\u00b0C<\/td><td>\uc57d 50 HRC<\/td><\/tr>\n            <tr><td>900\u00b0F<\/td><td>482\u00b0C<\/td><td>\uc57d 47 HRC<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <h2>O1 \uacf5\uad6c\uac15\uc758 \uc5f4\ucc98\ub9ac \ud6c4 \uacbd\ub3c4<\/h2>\n      <p>O1\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc624\uc77c \ub2f4\uae08\uc9c8 \uc9c1\ud6c4 \uc57d 64~65 HRC\uc5d0 \ub3c4\ub2ec\ud569\ub2c8\ub2e4. \uc774 \ub2f4\uae08\uc9c8 \uc9c1\ud6c4\uc758 \uc0c1\ud0dc\ub294 \ub108\ubb34 \ucde8\uc131\uc774 \uac15\ud558\uc5ec \uc2e4\uc6a9\uc73c\ub85c \uc0ac\uc6a9\ud558\uae30\uc5d0\ub294 \ubd80\uc801\ud569\ud558\ubbc0\ub85c \ud15c\ud37c\ub9c1 \ucc98\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n      <p>\ud15c\ud37c\ub9c1 \ud6c4 \uc77c\ubc18\uc801\uc778 \uac00\uacf5 \uacbd\ub3c4\ub294 \uc57d 57~63 HRC\uc785\ub2c8\ub2e4. \ucd5c\uc885 \uac12\uc740 \uc8fc\ub85c \ud15c\ud37c\ub9c1 \uc628\ub3c4, \ub2e8\uba74 \ud06c\uae30, \uc624\uc2a4\ud14c\ub098\uc774\uc9d5 \uc81c\uc5b4 \ubc0f \ub2f4\uae08\uc9c8 \ud6a8\uacfc\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uc5f4\ucc98\ub9ac \uc870\uac74<\/th><th>\uc77c\ubc18\uc801\uc778 \uacbd\ub3c4<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ub2f4\uae08\uc9c8 \ud6c4, \ud15c\ud37c\ub9c1 \uc804 \uc0c1\ud0dc<\/td><td>64-65 HRC<\/td><\/tr>\n            <tr><td>300\u00b0F \/ 149\u00b0C\uc5d0\uc11c \uc5f4\ucc98\ub9ac<\/td><td>\uc57d 63 HRC<\/td><\/tr>\n            <tr><td>350\u00b0F \/ 177\u00b0C\uc5d0\uc11c \uc5f4\ucc98\ub9ac<\/td><td>\uc57d 62~63 HRC<\/td><\/tr>\n            <tr><td>500\u00b0F \/ 260\u00b0C\uc5d0\uc11c \uc5f4\ucc98\ub9ac<\/td><td>\uc57d 60 HRC<\/td><\/tr>\n            <tr><td>600\u00b0F \/ 316\u00b0C\uc5d0\uc11c \uc5f4\ucc98\ub9ac<\/td><td>\uc57d 57 HRC<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>O1\uc740 \uc791\uac70\ub098 \uc911\uac04 \ud06c\uae30\uc758 \ub2e8\uba74\uc5d0\uc11c\ub294 \uacbd\ud654\uac00 \uc798 \ub429\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ub9e4\uc6b0 \ud070 \ub2e8\uba74\uc758 \uacbd\uc6b0 \uc911\uc2ec\ubd80\uac00 \ucda9\ubd84\ud788 \ube68\ub9ac \ub0c9\uac01\ub418\uc9c0 \uc54a\uc544 \uc911\uc2ec\ubd80 \uacbd\ub3c4\uac00 \ud45c\uba74 \uacbd\ub3c4\ubcf4\ub2e4 \ub0ae\uc544\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>O1 \uc5f4\ucc98\ub9ac \ud06c\uae30 \ubcc0\ud654 \ubc0f \ubcc0\ud615 \uc81c\uc5b4<\/h2>\n      <p>O1 \uacf5\uad6c\uac15\uc740 \uc5f4\ucc98\ub9ac \uacfc\uc815\uc5d0\uc11c \ubbf8\uc138\uad6c\uc870\uac00 \uc5b4\ub2d0\ub9c1 \uc0c1\ud0dc\uc5d0\uc11c \uc624\uc77c \ud01c\uce6d \uc911 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \ubcc0\ud615\ub418\uae30 \ub54c\ubb38\uc5d0 \ud06c\uae30\uac00 \ubcc0\ud569\ub2c8\ub2e4. \uc2e4\uc81c \uc608\uc0c1\ub418\ub294 \ud33d\ucc3d \uac12\uc740 \uc57d 0.0015\uc778\uce58\/\uc778\uce58, \uc989 100mm\ub2f9 \uc57d 0.15mm\uc785\ub2c8\ub2e4.<\/p>\n      <p>\uc774 \uac12\uc740 \ucc38\uace0\uc6a9\uc73c\ub85c\ub9cc \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \uc2e4\uc81c \uce58\uc218 \ubcc0\ud654\ub294 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4, \uc720\uc9c0 \uc2dc\uac04 \uc81c\uc5b4, \ub2f4\uae08\uc9c8 \uc18d\ub3c4, \uc624\uc77c \uad50\ubc18, \ub2e8\uba74 \ud06c\uae30 \ubc0f \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uac15\uc7ac\ub97c \uacfc\uc5f4\ud558\uac70\ub098 \uacbd\ud654 \uc628\ub3c4\uc5d0\uc11c \ub108\ubb34 \uc624\ub798 \uc720\uc9c0\ud558\uba74 \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1 \ud6c4 \uce58\uc218 \ubcc0\ud654\ub97c \uc608\uce21\ud558\uae30 \uc5b4\ub824\uc6cc\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>O1 \uc5f4\ucc98\ub9ac \uc911 \ubc1c\uc0dd\ud558\ub294 \ubcc0\ud615\uc740 \uc8fc\ub85c \ubd88\uade0\uc77c\ud55c \uac00\uc5f4, \ubd88\uade0\uc77c\ud55c \ub0c9\uac01, \uadf8\ub9ac\uace0 \uc624\uc77c \ub2f4\uae08\uc9c8 \uc911 \ubd88\uade0\uc77c\ud55c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \ubcc0\ud0dc\ub85c \uc778\ud574 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. O1\uc740 \uc561\uc0c1 \ub2f4\uae08\uc9c8\uc774 \ud544\uc694\ud558\uae30 \ub54c\ubb38\uc5d0 A2\uc640 \uac19\uc740 \uacf5\uae30 \uacbd\ud654\ud615 \uac15\uc7ac\ubcf4\ub2e4 \ub2f4\uae08\uc9c8 \uc751\ub825\uc5d0 \ub354 \ubbfc\uac10\ud569\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>\uac00\ub2a5\ud55c \uacb0\uacfc<\/th><th>\uc81c\uc5b4 \ubc29\ubc95<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc804 \ubd88\uade0\uc77c\ud55c \uac00\uc5f4<\/td><td>\ud45c\uba74\uacfc \uc911\uc2ec\ubd80\uc758 \uc628\ub3c4 \ucc28\uc774<\/td><td>\uacbd\ud654 \uc804\uc5d0 \uc801\uc808\ud55c \uc608\uc5f4\uc744 \ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uacfc\ub3c4\ud55c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4<\/td><td>\ucc28\uc6d0 \ubcc0\ud654\uac00 \ub35c \uc608\uce21 \uac00\ub2a5\ud568<\/td><td>\uad8c\uc7a5 \uacbd\ud654 \ubc94\uc704 \ub0b4\uc5d0 \uba38\ubb34\ub974\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uacfc\ub3c4\ud55c \ub2f4\uadf8\uae30 \uc2dc\uac04<\/td><td>\ucc28\uc6d0 \ubd88\uc548\uc815\uc131 \uc99d\uac00<\/td><td>\uade0\uc77c\ud558\uac8c \uac00\uc5f4\ub420 \uc815\ub3c4\ub85c\ub9cc \ub2f4\uadf8\uc138\uc694.<\/td><\/tr>\n            <tr><td>\uc624\uc77c \ub0c9\uac01\uc774 \uace0\ub974\uc9c0 \uc54a\uac8c \uc9c4\ud589\ub428<\/td><td>\ub4a4\ud2c0\ub9bc, \uad7d\ud798 \ub610\ub294 \uad6d\ubd80\uc801\uc778 \uacbd\ub3c4 \ubcc0\ud654<\/td><td>\ub530\ub73b\ud558\uace0 \uc801\uc808\ud788 \uad50\ubc18\ub41c \ub2f4\uae08\uc9c8 \uc624\uc77c\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\ubd80\uc801\uc808\ud55c \ud15c\ud37c\ub9c1 \uc628\ub3c4<\/td><td>\ubaa9\ud45c \ubc94\uc704\ub97c \ubc97\uc5b4\ub09c \uacbd\ub3c4 \ubc0f \ud06c\uae30 \ubcc0\ud654<\/td><td>\ud544\uc694\ud55c \uacbd\ub3c4\uc5d0 \ub530\ub77c \ud15c\ud37c\ub9c1 \uc628\ub3c4\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\ubaa9\ud45c\ub294 \uce58\uc218 \ubcc0\ud654\ub97c \uc644\uc804\ud788 \uc5c6\uc560\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc608\uce21 \uac00\ub2a5\ud558\uac8c \ub9cc\ub4dc\ub294 \uac83\uc785\ub2c8\ub2e4. \uc815\ubc00 O1 \uacf5\uad6c\uc758 \uacbd\uc6b0, \ucd5c\uc885 \uac00\uacf5 \ub610\ub294 \uc5f0\uc0ad \uc5ec\uc720\ub294 \uc5f4\ucc98\ub9ac \uc804\uc5d0 \uacc4\ud68d\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n      <figure class=\"aobo-figure\">\n        <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/12\/O1-Tempering-Size-Change-Chart.avif\" alt=\"O1 \ud15c\ud37c\ub9c1 \ud06c\uae30 \ubcc0\uacbd \ucc28\ud2b8\" loading=\"lazy\">\n        <figcaption>O1 \ud15c\ud37c\ub9c1 \ud06c\uae30 \ubcc0\ud654\ud45c. \ucd9c\ucc98: William E. Bryson, \uacf5\uad6c\uac15\uc758 \uc5f4\ucc98\ub9ac, \uc120\ud0dd \ubc0f \uc751\uc6a9, 208\ucabd.<\/figcaption>\n      <\/figure>\n\n      <h2>O1 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \uc2dc \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\uc810<\/h2>\n      <p>\ub300\ubd80\ubd84\uc758 O1 \uc5f4\ucc98\ub9ac \ubb38\uc81c\ub294 \ubd80\uc801\uc808\ud55c \uc628\ub3c4 \uc81c\uc5b4, \ubd88\ub7c9\ud55c \uc624\uc77c \ub2f4\uae08\uc9c8, \uc9c0\uc5f0\ub41c \ud15c\ud37c\ub9c1, \ud0c8\ud0c4 \ub610\ub294 \ubd80\uc801\ud569\ud55c \ubd80\ud488 \ud615\uc0c1\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\ubb38\uc81c<\/th><th>\uc6d0\uc778<\/th><th>\uacb0\uacfc<\/th><th>\ubc29\uc9c0<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ub2f4\uae08\uc9c8 \uade0\uc5f4<\/td><td>\ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac, \ub192\uc740 \uc751\ub825, \uc9c0\uc5f0\ub41c \ud15c\ud37c\ub9c1<\/td><td>\ub2f4\uae08\uc9c8 \uc911 \ub610\ub294 \ud6c4\uc5d0 \ubc1c\uc0dd\ud558\ub294 \uade0\uc5f4<\/td><td>\ub514\uc790\uc778\uc744 \uac1c\uc120\ud558\uace0, \uc2a4\ud2b8\ub808\uc2a4\ub97c \ud574\uc18c\ud558\uace0, \uc989\uc2dc \uae30\ubd84\uc744 \uc804\ud658\ud558\uc138\uc694.<\/td><\/tr>\n            <tr><td>\ud0c8\ud0c4<\/td><td>\uc0b0\ud654 \ubd84\uc704\uae30\uc5d0\uc11c\uc758 \uac00\uc5f4<\/td><td>\uacbd\ud654 \ud6c4 \ubd80\ub4dc\ub7ec\uc6b4 \ud45c\uba74<\/td><td>\uc9c4\uacf5, \ubcf4\ud638 \ubd84\uc704\uae30, \uc5fc\uc695 \ub610\ub294 \ud45c\uba74 \ubcf4\ud638 \uc7a5\uce58\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\ub0ae\uc740 \uacbd\ub3c4<\/td><td>\uacfc\uc18c\uac00\uc5f4, \uc57d\ud55c \ub2f4\uae08\uc9c8, \uacfc\uc5f4, \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8<\/td><td>\uacf5\uad6c\uac00 \ubaa9\ud45c \uacbd\ub3c4\uc5d0 \ub3c4\ub2ec\ud558\uc9c0 \ubabb\ud588\uc2b5\ub2c8\ub2e4.<\/td><td>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4 \ubc0f \ub2f4\uae08\uc9c8 \uc870\uac74\uc744 \uc81c\uc5b4\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ubd80\ub4dc\ub7ec\uc6b4 \ubd80\ubd84<\/td><td>\uc624\uc77c \uad50\ubc18 \ubd88\ub7c9, \uc99d\uae30\uce35, \ud45c\uba74 \uc2a4\ucf00\uc77c<\/td><td>\uad6d\ubd80\uc801\uc778 \ubd88\uade0\uc77c \uacbd\ub3c4<\/td><td>\ubd80\ud488\uc744 \uc138\ucc99\ud558\uace0 \uad50\ubc18 \uc624\uc77c\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uacfc\ub3c4\ud55c \uc65c\uace1<\/td><td>\uac00\uacf5 \uc751\ub825, \ubd88\uade0\uc77c\ud55c \ub2e8\uba74, \ubd88\ub7c9\ud55c \ub2f4\uae08\uc9c8 \uc81c\uc5b4<\/td><td>\ud718\uc5b4\uc9d0 \ub610\ub294 \uad6c\ubd80\ub7ec\uc9d0<\/td><td>\uc751\ub825 \uc644\ud654, \uc608\uc5f4, \uacf5\uad6c \ud615\uc0c1 \uac1c\uc120<\/td><\/tr>\n            <tr><td>\uacfc\ub3c4\ud55c \ud15c\ud37c\ub9c1<\/td><td>\ub108\ubb34 \ub192\uc740 \uc628\ub3c4\uc5d0\uc11c \ub2f4\uae08\uc9c8\uc744 \ud558\uac70\ub098 \ubd84\uc1c4 \uacfc\uc815\uc5d0\uc11c \ud654\uc0c1\uc744 \uc785\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td><td>\uacbd\ub3c4 \uc190\uc2e4<\/td><td>\ud15c\ud37c\ub9c1 \ubc0f \ubd84\uc1c4 \uc628\ub3c4 \uc81c\uc5b4<\/td><\/tr>\n            <tr><td>\uc628\ub3c4 \uc870\uc808 \ubd80\uc871<\/td><td>\uc628\ub3c4\uac00 \ub108\ubb34 \ub0ae\uac70\ub098 \ub2f4\uadf8\ub294 \uc2dc\uac04\uc774 \ucda9\ubd84\ud558\uc9c0 \uc54a\uc74c<\/td><td>\ucde8\uc131 \ubc0f \uc870\uae30 \uade0\uc5f4<\/td><td>\uc989\uc2dc \ud15c\ud37c\ub9c1\ud558\uace0 \ucda9\ubd84\ud788 \uc624\ub798 \ub2f4\uac00 \ub450\uc138\uc694<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\ub2f4\uae08\uc9c8 \uade0\uc5f4\uc740 \uc885\uc885 \uc7ac\ub8cc \uc790\uccb4\uc758 \ubb38\uc81c\ub85c \uc5ec\uaca8\uc9c0\uc9c0\ub9cc, \uc2e4\uc81c \uc6d0\uc778\uc740 \uacf5\uad6c \ud615\uc0c1, \uac00\uacf5 \uc751\ub825, \ub2f4\uae08\uc9c8 \uac15\ub3c4 \ub610\ub294 \uc9c0\uc5f0\ub41c \ud15c\ud37c\ub9c1\uc778 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. O1 \uac15\uc7ac\ub294 \ubd80\ud488\uc5d0 \ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac, \uc587\uc740 \uc6e8\ube0c, \ub9c9\ud78c \uad6c\uba4d \ub610\ub294 \ud070 \ub2e8\uba74 \ucc28\uc774\uac00 \uc788\ub294 \uacbd\uc6b0 \ud2b9\ud788 \uc8fc\uc758\ud574\uc11c \ub2e4\ub8e8\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <p>\ud0c8\ud0c4\uc740 \ud0c4\uc18c\uac00 \ubd80\uc871\ud55c \ud45c\uba74\uc774 \uc81c\ub300\ub85c \uacbd\ud654\ub418\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc5d0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc5f0\ud654\ub41c \ud45c\uba74\uce35\uc740 \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc800\ud558\uc2dc\ud0a4\uace0 \ud45c\uba74\uacfc \ub0b4\ubd80 \uc0ac\uc774\uc5d0 \ubd88\uade0\uc77c\ud55c \ubcc0\ud615\uc744 \uc77c\uc73c\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>\ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uc6a9 O1 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac<\/h2>\n      <p>O1 \ud569\uae08\uc740 \uacf5\uad6c\uc5d0 \ub192\uc740 \uacbd\ub3c4, \uacbd\ud654 \uc804 \uc6b0\uc218\ud55c \uac00\uacf5\uc131, \uadf8\ub9ac\uace0 \uc624\uc77c \ub2f4\uae08\uc9c8 \ud6c4 \uc801\uc808\ud55c \uce58\uc218 \uc815\ubc00\ub3c4\uac00 \uc694\uad6c\ub418\ub294 \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uc801\uc6a9 \ubd84\uc57c\ub85c\ub294 \ud380\uce58, \ube14\ub7ad\ud0b9 \ub2e4\uc774, \uc131\ud615 \ub2e4\uc774, \ud2b8\ub9ac\ubc0d \ub2e4\uc774, \uac8c\uc774\uc9c0, \ubd80\uc2f1, \uc544\ubc84, \ube0c\ub85c\uce58, \ud0ed, \ub9ac\uba38, \ub098\uc0ac \uac00\uacf5 \ub2e4\uc774, \uc2ac\ub9ac\ud305 \ucee4\ud130 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\uc774\ub7ec\ud55c \uacf5\uad6c\uc758 \uacbd\uc6b0, \uc5f4\ucc98\ub9ac\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc138 \uac00\uc9c0 \uc0ac\ud56d\uc5d0 \uc911\uc810\uc744 \ub461\ub2c8\ub2e4. \uc989, \uc624\uc77c \ub2f4\uae08\uc9c8\uc744 \ud1b5\ud574 \ucd5c\ub300 \uacbd\ub3c4\ub97c \ub2ec\uc131\ud558\uace0, \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc720\uc9c0\ud558\uae30 \uc704\ud574 \ud15c\ud37c\ub9c1\uc744 \ud558\uba70, \uacbd\ud654 \ud6c4\uc5d0\ub3c4 \uacf5\uad6c\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ubcc0\ud615\uc744 \uc81c\uc5b4\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>\uacf5\uad6c \uc694\uad6c \uc0ac\ud56d<\/th><th>\uc5f4\ucc98\ub9ac \uc9d1\uc911 \ubd84\uc11d<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>\ucd5c\ucca8\ub2e8 \uc720\uc9c0\ub825<\/td><td>\ub192\uc740 \uacbd\ub3c4\ub97c \uc720\uc9c0\ud558\ub824\uba74 \ub0ae\uc740 \ud15c\ud37c\ub9c1 \uc628\ub3c4\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\ud380\uce6d \ubc0f \ube14\ub7ad\ud0b9<\/td><td>\ud30c\uc190\uc744 \uc904\uc774\ub824\uba74 \uacbd\ub3c4\uc640 \uc778\uc131\uc758 \uade0\ud615\uc744 \ub9de\ucd94\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uac8c\uc774\uc9c0 \ubc0f \uc815\ubc00 \uacf5\uad6c<\/td><td>\ud06c\uae30 \ubcc0\ud654 \ubc0f \uc65c\uace1 \uc81c\uc5b4<\/td><\/tr>\n            <tr><td>\uc815\ubc00 \uac00\uacf5 \uacf5\uad6c<\/td><td>\uad73\uc5b4\uc9c0\uae30 \uc804\uc5d0 \uc2a4\ud2b8\ub808\uc2a4\ub97c \ud574\uc18c\ud558\uc138\uc694<\/td><\/tr>\n            <tr><td>\ubcf5\uc7a1\ud55c \uacf5\uad6c \ud615\uc0c1<\/td><td>\uc751\ub825 \uc9d1\uc911 \ubc0f \ub2f4\uae08\uc9c8 \uade0\uc5f4 \uc704\ud5d8\uc744 \uc904\uc785\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>O1 \ud569\uae08\uc740 \ubaa8\ub4e0 \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uc5d0 \uc774\uc0c1\uc801\uc778 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \uc7a5\uae30\uac04 \uc0dd\uc0b0\uc774\ub098 \uc2ec\ud55c \ub9c8\ubaa8\uac00 \ubc1c\uc0dd\ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 D2 \ud569\uae08\uc774 \ub0b4\ub9c8\ubaa8\uc131\uc774 \ub354 \uc6b0\uc218\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacbd\ud654 \uacfc\uc815\uc5d0\uc11c \uce58\uc218 \uc548\uc815\uc131\uc774 \ub354\uc6b1 \uc694\uad6c\ub418\ub294 \ubcf5\uc7a1\ud55c \uacf5\uad6c\uc758 \uacbd\uc6b0 A2 \ud569\uae08\uc774 \ub354 \uc548\uc804\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uace0\uc628\uc5d0 \ub178\ucd9c\ub418\ub294 \uacf5\uad6c\uc758 \uacbd\uc6b0, O1 \ud569\uae08\uc740 \uc5f0\ud654\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \uc81c\ud55c\uc801\uc774\uae30 \ub54c\ubb38\uc5d0 \uacbd\ub3c4\uac00 \uc800\ud558\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <div class=\"aobo-note-box\">\n        <p>\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ucd5c\uc885 \uc5f4\ucc98\ub9ac \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ubcf8 \uc548\ub0b4\uc11c\ub294 O1 \uacf5\uad6c\uac15\uc744 \uad6c\ub9e4\ud558\uc2e0 \uace0\uac1d\uaed8\uc11c \uacbd\ud654, \uc624\uc77c \ud01c\uce6d, \ud15c\ud37c\ub9c1, \uacbd\ub3c4 \uc81c\uc5b4 \ubc0f \uce58\uc218 \ubcc0\ud654\uc5d0 \ub300\ud574 \uc774\ud574\ud558\uc2e4 \uc218 \uc788\ub3c4\ub85d \uae30\uc220\uc801\uc778 \ucc38\uace0 \uc790\ub8cc\ub85c \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>\n      <\/div>\n    <\/main>\n\n    <section class=\"aobo-final-cta\">\n      <div>\n        <h2>\ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uc5d0 O1 \uacf5\uad6c\uac15\uc774 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/h2>\n        <p>\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ub300\ub7c9 \uc0b0\uc5c5 \uc8fc\ubb38\uc5d0 \ub9de\ucdb0 O1 \/ 1.2510 \/ SKS3 \uacf5\uad6c\uac15 \uc6d0\ud615\ubd09 \ubc0f \ud3c9\uac15\uc744 \uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c \uc0c1\ud0dc\ub85c \uacf5\uae09\ud569\ub2c8\ub2e4. \ud544\uc694\ud55c \uaddc\uaca9, \uc218\ub7c9, \uacf5\ucc28 \ubc0f \uc6a9\ub3c4\ub97c \uc54c\ub824\uc8fc\uc2ed\uc2dc\uc624.<\/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>Tool Steel Heat Treatment Guide O1 Tool Steel Heat Treatment Guide O1 tool steel is typically heat-treated by preheating to about 1200\u00b0F \/ 650\u00b0C, austenitizing at 1450-1500\u00b0F \/ 788-816\u00b0C, quenching in warm agitated oil, and tempering according to the required final hardness. After proper hardening and tempering, O1 commonly reaches about 57-63 HRC. The as-quenched [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15100,"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-11736","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>O1 Tool Steel Heat Treatment Chart: Hardening, Oil Quench &amp; 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After proper hardening and tempering, O1 commonly reaches about 57-63 HRC. The as-quenched&hellip;","rttpg_featured_image_url":{"full":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad.avif",1254,1254,false],"landscape":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad.avif",1254,1254,false],"portraits":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad.avif",1254,1254,false],"thumbnail":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad-150x150.avif",150,150,true],"medium":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad-300x300.avif",300,300,true],"large":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad-1024x1024.avif",1024,1024,true],"1536x1536":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad.avif",1254,1254,false],"2048x2048":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad.avif",1254,1254,false],"trp-custom-language-flag":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/O1-heat-treatment-ad-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 Heat Treatment Guide O1 Tool Steel Heat Treatment Guide O1 tool steel is typically heat-treated by preheating to about 1200\u00b0F \/ 650\u00b0C, austenitizing at 1450-1500\u00b0F \/ 788-816\u00b0C, quenching in warm agitated oil, and tempering according to the required final hardness. After proper hardening and tempering, O1 commonly reaches about 57-63 HRC. The as-quenched&hellip;","_links":{"self":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/11736","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=11736"}],"version-history":[{"count":0,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/11736\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/media\/15100"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/media?parent=11736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}