{"id":12240,"date":"2026-01-14T13:32:41","date_gmt":"2026-01-14T05:32:41","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=12240"},"modified":"2026-06-25T15:33:43","modified_gmt":"2026-06-25T07:33:43","slug":"s1-tool-steel-heat-treatment-guide","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/s1-tool-steel-heat-treatment-guide\/","title":{"rendered":"S1 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \uac00\uc774\ub4dc"},"content":{"rendered":"<section class=\"aobo-s1-heat-treatment-page\">\n  <style>\n    .aobo-s1-heat-treatment-page {\n      --aobo-blue: #0c56d0;\n      --aobo-blue-dark: #073b8e;\n      --aobo-blue-soft: #eaf2ff;\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      --aobo-page-width: 1180px;\n      font-family: inherit;\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-s1-heat-treatment-page * {\n      box-sizing: border-box;\n    }\n\n    .aobo-wrap {\n      max-width: var(--aobo-page-width);\n      margin: 0 auto;\n      padding: 0;\n    }\n\n    .aobo-hero {\n      background: linear-gradient(135deg, #ffffff 0%, #f7fbff 58%, #eaf2ff 100%);\n      border: 1px solid var(--aobo-border);\n      border-radius: 26px;\n      padding: 42px 38px;\n      margin-bottom: 30px;\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-hero h1 {\n      margin: 0 0 16px;\n      color: #082d6f;\n      font-size: clamp(34px, 4vw, 54px);\n      line-height: 1.06;\n      letter-spacing: 0;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-hero p {\n      max-width: 940px;\n      margin: 0;\n      font-size: 17px;\n      color: #314158;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-supply-block {\n      display: grid;\n      grid-template-columns: auto minmax(0, 1fr);\n      align-items: center;\n      gap: 24px;\n      margin: 0 0 30px;\n      border: 1px solid var(--aobo-border);\n      border-radius: 24px;\n      background: #ffffff;\n      box-shadow: 0 14px 36px rgba(12, 86, 208, 0.09);\n      overflow: hidden;\n      padding: 24px;\n    }\n\n    .aobo-supply-image {\n      width: 190px;\n      aspect-ratio: 1;\n      border: 1px solid var(--aobo-border);\n      border-radius: 18px;\n      overflow: hidden;\n      background: #f7fbff;\n    }\n\n    .aobo-supply-image img {\n      display: block;\n      width: 100%;\n      height: 100%;\n      object-fit: cover;\n    }\n\n    .aobo-supply-content p {\n      margin: 0;\n      font-size: 17px;\n      color: var(--aobo-text);\n    }\n\n    .aobo-supply-actions {\n      display: flex;\n      flex-wrap: wrap;\n      gap: 12px;\n      margin-top: 18px;\n      align-items: center;\n    }\n\n    .aobo-supply-actions .aobo-btn {\n      min-width: 190px;\n    }\n\n    .aobo-article h2 {\n      margin: 44px 0 16px;\n      color: #082d6f;\n      font-size: 30px;\n      line-height: 1.25;\n      letter-spacing: 0;\n    }\n\n    .aobo-article h3 {\n      margin: 30px 0 10px;\n      color: #123f88;\n      font-size: 22px;\n      line-height: 1.3;\n      letter-spacing: 0;\n    }\n\n    .aobo-article p {\n      margin: 0 0 18px;\n      font-size: 17px;\n      color: var(--aobo-text);\n    }\n\n    .aobo-list {\n      margin: 0 0 20px;\n      padding-left: 22px;\n      color: var(--aobo-text);\n      font-size: 17px;\n    }\n\n    .aobo-list li {\n      margin: 0 0 10px;\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: var(--aobo-white);\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 {\n      margin: 24px 0 30px;\n      padding: 20px 22px;\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      box-shadow: 0 10px 24px rgba(12, 86, 208, 0.05);\n    }\n\n    .aobo-note h2 {\n      margin-top: 0;\n    }\n\n    .aobo-figure {\n      margin: 24px 0 30px;\n      padding: 18px;\n      border: 1px solid var(--aobo-border);\n      border-radius: 18px;\n      background: var(--aobo-white);\n      box-shadow: 0 12px 32px rgba(12, 86, 208, 0.07);\n    }\n\n    .aobo-figure img {\n      display: block;\n      width: 60%;\n      max-width: 100%;\n      height: auto;\n      margin: 0 auto;\n      border-radius: 12px;\n    }\n\n    .aobo-figure figcaption {\n      margin-top: 12px;\n      color: var(--aobo-muted);\n      font-size: 14px;\n      line-height: 1.55;\n      text-align: center;\n    }\n\n    .aobo-problem {\n      margin: 18px 0;\n      padding: 20px 22px;\n      border: 1px solid var(--aobo-border);\n      border-radius: 16px;\n      background: #ffffff;\n      box-shadow: 0 10px 24px rgba(12, 86, 208, 0.05);\n    }\n\n    .aobo-problem h3 {\n      margin-top: 0;\n    }\n\n    .aobo-problem p {\n      margin-bottom: 0;\n    }\n\n    .aobo-cta {\n      margin-top: 34px;\n      padding: 32px 34px;\n      border-radius: 24px;\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-cta h2 {\n      margin: 0 0 12px;\n      color: #ffffff;\n      font-size: 26px;\n      line-height: 1.25;\n      letter-spacing: 0;\n    }\n\n    .aobo-cta p {\n      margin: 0;\n      color: rgba(255, 255, 255, 0.92);\n      max-width: 820px;\n      font-size: 16px;\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 18px;\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      background: #ffffff;\n      border: 1px solid #ffffff;\n      color: var(--aobo-blue) !important;\n    }\n\n    .aobo-btn:hover {\n      transform: translateY(-1px);\n      background: #fff7ed;\n      color: var(--aobo-blue-dark) !important;\n    }\n\n    .aobo-supply-block .aobo-btn {\n      background: var(--aobo-blue);\n      border-color: var(--aobo-blue);\n      color: #ffffff !important;\n    }\n\n    .aobo-supply-block .aobo-btn:hover {\n      background: var(--aobo-blue-dark);\n      color: #ffffff !important;\n    }\n\n    .aobo-supply-block .aobo-btn-detail {\n      background: #ffffff;\n      border-color: var(--aobo-border);\n      color: var(--aobo-blue) !important;\n    }\n\n    .aobo-supply-block .aobo-btn-detail:hover {\n      background: var(--aobo-blue-soft);\n      border-color: var(--aobo-blue);\n      color: var(--aobo-blue-dark) !important;\n    }\n\n    @media (max-width: 760px) {\n      .aobo-hero {\n        padding: 30px 22px;\n        border-radius: 22px;\n      }\n\n      .aobo-article h2 {\n        font-size: 25px;\n      }\n\n      .aobo-article h3 {\n        font-size: 20px;\n      }\n\n      .aobo-supply-block {\n        grid-template-columns: 1fr;\n        gap: 18px;\n        padding: 20px;\n      }\n\n      .aobo-supply-image {\n        width: min(190px, 100%);\n        margin: 0 auto;\n      }\n\n      .aobo-supply-actions {\n        width: 100%;\n        flex-direction: column;\n        align-items: stretch;\n      }\n\n      .aobo-supply-actions .aobo-btn {\n        width: 100%;\n      }\n\n      .aobo-figure img {\n        width: 100%;\n      }\n\n      .aobo-cta {\n        padding: 26px 22px;\n        border-radius: 22px;\n      }\n\n      .aobo-btn {\n        width: 100%;\n      }\n    }\n  <\/style>\n\n  <div class=\"aobo-wrap\">\n    <header class=\"aobo-hero\">\n      <h1>S1 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \uac00\uc774\ub4dc<\/h1>\n      <p>S1 \uacf5\uad6c\uac15(1.2550, SKS41)\uc740 \uc57d 650\u00b0C(1200\u00b0F)\ub85c \uc608\uc5f4\ud55c \ud6c4 900\u00b0C~955\u00b0C(1650\u00b0F~1750\u00b0F)\uc5d0\uc11c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ucc98\ub9ac\ud558\uace0, 50\u00b0C~70\u00b0C\ub85c \uc624\uc77c \ub2f4\uae08\uc9c8\ud55c \ub2e4\uc74c, \ubd80\ud488\uc774 \uc544\uc9c1 \ub530\ub73b\ud55c \uc0c1\ud0dc\uc5d0\uc11c \uc989\uc2dc \ud15c\ud37c\ub9c1\ud558\uc5ec \uacbd\ud654\uc2dc\ud0b5\ub2c8\ub2e4. \ub2f4\uae08\uc9c8 \uc9c1\ud6c4\uc758 \uacbd\ub3c4\ub294 \uc57d 57~59 HRC\uc774\uba70, 205\u00b0C~315\u00b0C(400\u00b0F~600\u00b0F)\uc5d0\uc11c \uc774\uc911 \ud15c\ud37c\ub9c1\uc744 \ud1b5\ud574 S1 \uacf5\uad6c\uac15\uc758 \uc7a5\uc810\uc778 \ub192\uc740 \uc778\uc131\uacfc \ub0b4\ucda9\uaca9\uc131\uc744 \uc5bb\uc2b5\ub2c8\ub2e4. \uac70\uce60\uac8c \uac00\uacf5\ub418\uc5c8\uac70\ub098 \ub0c9\uac04 \uac00\uacf5\ub41c \ubd80\ud488\uc740 \uacbd\ud654 \uc804\uc5d0 \uc751\ub825 \uc81c\uac70 \ucc98\ub9ac\ub97c \ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n    <\/header>\n\n    <section class=\"aobo-supply-block\" aria-label=\"S1 \uacf5\uad6c\uac15 \ubb38\uc758 \ubc0f \uc81c\ud488 \uc0c1\uc138 \uc815\ubcf4\">\n      <div class=\"aobo-supply-image\">\n        <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/09\/S1-tool-steel.avif\" alt=\"Aobo Steel\uc5d0\uc11c \uacf5\uae09\ud558\ub294 S1 \uacf5\uad6c\uac15\" loading=\"lazy\">\n      <\/div>\n      <div class=\"aobo-supply-content\">\n        <p>\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ub0b4\ucda9\uaca9\uc131 \uc6a9\ub3c4\uc5d0 \uc801\ud569\ud55c S1 \uacf5\uad6c\uac15(1.2550, SKS41)\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4. \uacac\uc801\uc744 \ubc1b\uc73c\uc2dc\ub824\uba74 \ud544\uc694\ud55c \ud06c\uae30, \uc218\ub7c9, \uc0c1\ud0dc \ubc0f \uc6a9\ub3c4\ub97c \ubcf4\ub0b4\uc8fc\uc2ed\uc2dc\uc624.<\/p>\n        <div class=\"aobo-supply-actions\">\n          <a class=\"aobo-btn popmake-16052\" href=\"javascript:void(0);\">\ubb38\uc758 \ubcf4\ub0b4\uae30<\/a>\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/ko\/s1-tool-steel\/\">S1 \uacf5\uad6c\uac15 \uc0c1\uc138 \uc815\ubcf4 \ubcf4\uae30<\/a>\n        <\/div>\n      <\/div>\n    <\/section>\n\n    <main class=\"aobo-article\">\n      <h2>\uc2a4\ud2b8\ub808\uc2a4 \ud574\uc18c<\/h2>\n      <p>\uc751\ub825 \uc81c\uac70 \ucc98\ub9ac\ub294 \uac70\uce5c \uac00\uacf5\uc774\ub098 \ub0c9\uac04 \uac00\uacf5 \ud6c4 S1 \ubd80\ud488\uc744 \uc900\ube44\ud558\uc5ec \uacbd\ud654 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ubcc0\ud615 \ubc0f \uade0\uc5f4 \uc704\ud5d8\uc744 \uc904\uc785\ub2c8\ub2e4. \uac00\uacf5\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \ub0b4\ubd80 \uc751\ub825\uc774 \uadf8\ub300\ub85c \ub0a8\uc544 \uc788\uc73c\uba74 \ubd80\ud488\uc774 \uacbd\ud654 \uc628\ub3c4\uc5d0 \ub3c4\ub2ec\ud588\uc744 \ub54c \uc2ec\uac01\ud55c \ubbf8\uc138 \uad6c\uc870 \ub610\ub294 \uce58\uc218 \ubcc0\ud615\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <ul class=\"aobo-list\">\n        <li><strong>\uac00\uc5f4 \uc628\ub3c4:<\/strong> 650\u00b0C~675\u00b0C(1200\u00b0F~1250\u00b0F)\uae4c\uc9c0 \uade0\uc77c\ud558\uac8c \uac00\uc5f4\ud558\uc2ed\uc2dc\uc624.<\/li>\n        <li><strong>\ub2f4\uadf8\ub294 \uc2dc\uac04:<\/strong> \ub450\uaed8 25mm(1\uc778\uce58)\ub2f9 1\uc2dc\uac04, \ucd5c\uc18c 1\uc2dc\uac04.<\/li>\n        <li><strong>\ub0c9\uac01:<\/strong> \ub290\ub9b0 \uacf5\uae30 \ub0c9\uac01.<\/li>\n      <\/ul>\n\n      <h2>\uc608\uc5f4<\/h2>\n      <p>\uc5f4\ucda9\uaca9 \ubc0f \uacfc\ub3c4\ud55c \ubcc0\ud615\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \ucc28\uac00\uc6b4 S1 \uac00\uacf5\ubb3c\uc744 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4\uc5d0 \ub3c4\ub2ec\ud55c \uc6a9\uad11\ub85c\uc5d0 \uc9c1\uc811 \ub123\uc5b4\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n      <ul class=\"aobo-list\">\n        <li><strong>\uac00\uc5f4 \uc628\ub3c4:<\/strong> \uc628\ub3c4\ub97c \ucc9c\ucc9c\ud788 \uc57d 650\u00b0C(1200\u00b0F)\uae4c\uc9c0 \uc62c\ub9ac\uc2ed\uc2dc\uc624.<\/li>\n        <li><strong>\ub2f4\uadf8\ub2e4:<\/strong> \ub2e8\uba74\uc774 \uace0\ub974\uac8c \uac00\uc5f4\ub420 \ub54c\uae4c\uc9c0 \uae30\ub2e4\ub9ac\uc138\uc694.<\/li>\n      <\/ul>\n      <p>\ubcf5\uc7a1\ud55c \ud615\uc0c1\uc774\ub098 \ub2e8\uba74\uc801 \ubcc0\ud654\uac00 \ud070 \ubd80\ud488\uc758 \uacbd\uc6b0 \uc608\uc5f4\uc774 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc608\uc5f4\uc740 \ucd5c\uc885 \uac00\uc5f4 \uacfc\uc815\uc5d0\uc11c \uc911\uc2ec\ubd80\uc640 \ud45c\uba74\uc758 \uc628\ub3c4 \uc0c1\uc2b9\uc744 \ub3d9\uae30\ud654\ud558\uc5ec \uc5f4 \uc751\ub825\uc744 \ub0ae\ucd94\uace0 \uade0\uc5f4\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n      <h2>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654(\uacbd\ud654)<\/h2>\n      <p>\uc624\uc2a4\ud14c\ub098\uc774\uc9d5\uc740 \ucf54\uc5b4 \uacbd\ud654 \ub2e8\uacc4\uc785\ub2c8\ub2e4. \uac00\uc5f4\uc744 \ud1b5\ud574 \uad6c\uc870\uac00 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub85c \ubcc0\ud658\ub418\uace0 \ud0c4\ud654\ubb3c\uc774 \uae30\uc9c0 \ub0b4\uc5d0 \uc6a9\ud574\ub429\ub2c8\ub2e4. S1\uc758 \uc624\uc2a4\ud14c\ub098\uc774\uc9d5 \uc628\ub3c4\ub294 \ub108\ubb34 \ub192\uc9c0\ub3c4 \ub108\ubb34 \ub0ae\uc9c0\ub3c4 \uc54a\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <ul class=\"aobo-list\">\n        <li><strong>\uac00\uc5f4 \uc628\ub3c4:<\/strong> 900\u00b0C ~ 955\u00b0C (1650\u00b0F ~ 1750\u00b0F).<\/li>\n        <li><strong>\ubcf4\uc720 \uc2dc\uac04:<\/strong> \ub2e8\uba74 \ub450\uaed8\uc5d0 \ub530\ub77c 15\ubd84\uc5d0\uc11c 45\ubd84\uae4c\uc9c0 \uacbd\ud654\uc2dc\ucf1c \ub2e8\uba74 \uc804\uccb4\uac00 \uc644\uc804\ud788 \uad73\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/li>\n        <li><strong>\ub300\uae30:<\/strong> S1\uc740 \ud0c8\ud0c4\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \uc911\uac04 \uc815\ub3c4\uc774\ubbc0\ub85c \ud45c\uba74 \uc0b0\ud654 \ubc0f \ud0c4\uc18c \uc190\uc2e4\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc81c\uc5b4\ub41c \uc911\uc131 \ubd84\uc704\uae30, \uc9c4\uacf5 \ub610\ub294 \uc911\uc131 \uc5fc\uc695\uc5d0\uc11c \uac00\uc5f4\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n      <\/ul>\n\n      <h2>\ub2f4\uae08\uc9c8<\/h2>\n      <p>S1\uc740 \uc720\uacbd\ud654\uac15\uc785\ub2c8\ub2e4. \ud06c\uae30\uac00 \ud06c\uac70\ub098 \ub2e8\uc21c\ud55c \ub2e8\uba74\uc758 \uacbd\uc6b0 \uc218\ub0c9\uc744 \uac04\ud639 \uc0ac\uc6a9\ud558\uae30\ub3c4 \ud558\uc9c0\ub9cc, \ucd5c\uc0c1\uc758 \uc778\uc131\uacfc \uade0\uc5f4 \ubc1c\uc0dd \uc704\ud5d8 \ucd5c\uc18c\ud654\ub97c \uc704\ud574\uc11c\ub294 \uc720\ub0c9\uc774 \uc120\ud638\ub429\ub2c8\ub2e4.<\/p>\n      <ul class=\"aobo-list\">\n        <li><strong>\ub2f4\uae08\uc9c8 \ub9e4\uccb4:<\/strong> \uc608\uc5f4\ub41c \uc21c\ud658\uc2dd \ub0c9\uac01\uc720.<\/li>\n        <li><strong>\uc808\ucc28:<\/strong> \uacf5\uc791\ubb3c\uc758 \uc628\ub3c4\uac00 50\u00b0C~70\u00b0C(120\u00b0F~160\u00b0F)\uc5d0 \ub3c4\ub2ec\ud560 \ub54c\uae4c\uc9c0 \ub2f4\uae08\uc9c8\ud558\uc2ed\uc2dc\uc624. \uc774 \uc2dc\uc810\uc5d0\ub3c4 \uacf5\uc791\ubb3c\uc740 \uc5ec\uc804\ud788 \ub530\ub73b\ud55c \uc0c1\ud0dc\uc785\ub2c8\ub2e4.<\/li>\n      <\/ul>\n      <p>\uc5f4\ucc98\ub9ac \uc804\uc5d0 \ubd80\ud488\uc744 \uc2e4\uc628\uc73c\ub85c \uc2dd\ud788\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \uae09\ub7ad\ub41c \uad6c\uc870\ub294 \ub192\uc740 \ub0b4\ubd80 \uc751\ub825\uc744 \uac00\uc9c0\uace0 \uc788\uc73c\uba70, \uc5f4\ucc98\ub9ac\uac00 \uc9c0\uc5f0\ub418\uba74 S1\uc740 \uc790\ubc1c\uc801\uc778 \ucde8\uc131 \ud30c\uad34\uc5d0 \ub9e4\uc6b0 \ucde8\uc57d\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n\n      <figure class=\"aobo-figure\">\n        <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/01\/S1-tool-steel-Isothermal-Transformation-Diagram.avif\" alt=\"S1 \uacf5\uad6c\uac15\uc758 \ub4f1\uc628 \ubcc0\ud658 \ub2e4\uc774\uc5b4\uadf8\ub7a8\" loading=\"lazy\">\n        <figcaption>S1\uc740 C 0.50%, Mn 0.25%, Si 0.75%, Cr 1.25%, V 0.20%, W 2.50% \uc870\uc131\uc744 \uac16\ub294 \ub4f1\uae09\uc758 \ub4f1\uc628 \ubcc0\ud658 \ub2e4\uc774\uc5b4\uadf8\ub7a8\uc73c\ub85c, 925\u00b0C(1695\u00b0F)\uc5d0\uc11c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ucc98\ub9ac\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ucd9c\ucc98: Uddeholm.<\/figcaption>\n      <\/figure>\n\n      <h2>\ub2f4\uae08\uc9c8<\/h2>\n      <p>\ub2f4\uae08\uc9c8 \uc9c1\ud6c4 \ud15c\ud37c\ub9c1\uc744 \ud558\uba74 \uc778\uc131\uacfc \uc5f0\uc131\uc744 \ud68c\ubcf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud15c\ud37c\ub9c1\uc740 \ub2f4\uae08\uc9c8\ub41c \uad6c\uc870\ub97c \ud15c\ud37c\ub9c1\ub41c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \ubcc0\ud658\uc2dc\ud0a4\uba70, \uc628\ub3c4\ub294 \ud544\uc694\ud55c \uacbd\ub3c4\uc5d0 \ub530\ub77c \uc124\uc815\ub429\ub2c8\ub2e4.<\/p>\n      <ul class=\"aobo-list\">\n        <li><strong>\ub2f4\uadf8\ub294 \uc2dc\uac04:<\/strong> \ub2e8\uba74 \ub450\uaed8 25mm(1\uc778\uce58)\ub2f9 \ucd5c\uc18c 2\uc2dc\uac04.<\/li>\n        <li><strong>2\ucc28 \uc5f4\ucc98\ub9ac:<\/strong> \ubd88\uc548\uc815\ud55c \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub97c \uc81c\uac70\ud558\uace0 \ud56d\ubcf5 \uac15\ub3c4 \ubc0f \ucda9\uaca9 \ud2b9\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uba70 \uc0ac\uc6a9 \uc911 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \ubcc0\ud615\uc774\ub098 \uade0\uc5f4 \uac00\ub2a5\uc131\uc744 \uc904\uc774\uae30 \uc704\ud574 2\ucc28 \uc5f4\ucc98\ub9ac\uac00 \uad8c\uc7a5\ub429\ub2c8\ub2e4.<\/li>\n        <li><strong>\ub0c9\uac01:<\/strong> \uccab \ubc88\uc9f8\uc640 \ub450 \ubc88\uc9f8 \uc628\ub3c4 \uc870\uc808 \uc0ac\uc774\uc5d0 \uc2e4\uc628\uc73c\ub85c \uc2dd\ud788\uc2ed\uc2dc\uc624.<\/li>\n      <\/ul>\n      <p>900\u00b0C~955\u00b0C(1650\u00b0F~1750\u00b0F)\uc5d0\uc11c \uc624\uc77c \ub2f4\uae08\uc9c8 \ud6c4\uc758 \ub300\ub7b5\uc801\uc778 \uacbd\ub3c4:<\/p>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr><th>\ud15c\ud37c\ub9c1 \uc628\ub3c4<\/th><th>\ub300\ub7b5\uc801\uc778 \uacbd\ub3c4(HRC)<\/th><\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>quenched\ucc98\ub7fc<\/td><td>57\uc138\ubd80\ud130 59\uc138\uae4c\uc9c0<\/td><\/tr>\n            <tr><td>150\u00b0C (300\u00b0F)<\/td><td>56\uc138\uc5d0\uc11c 58\uc138<\/td><\/tr>\n            <tr><td>205\u00b0C (400\u00b0F)<\/td><td>55\uc138\uc5d0\uc11c 57\uc138<\/td><\/tr>\n            <tr><td>260\u00b0C (500\u00b0F)<\/td><td>54\uc5d0\uc11c 56\uae4c\uc9c0<\/td><\/tr>\n            <tr><td>315\u00b0C (600\u00b0F)<\/td><td>52\uc138\uc5d0\uc11c 55\uc138<\/td><\/tr>\n            <tr><td>370\u00b0C (700\u00b0F)<\/td><td>50~53\uc138<\/td><\/tr>\n            <tr><td>425\u00b0C (800\u00b0F)<\/td><td>48~50<\/td><\/tr>\n            <tr><td>540\u00b0C (1000\u00b0F)<\/td><td>40~45\uc138<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n      <p>\ub04c\uc774\ub098 \uace0\uac15\ub3c4 \ud380\uce58\uc640 \uac19\uc774 \ucd5c\ub300\uc758 \uc778\uc131\uc744 \uc694\uad6c\ud558\ub294 \uc6a9\ub3c4\uc5d0\uc11c\ub294 S1\uac15\uc744 \ubcf4\ud1b5 205\u00b0C~315\u00b0C(400\u00b0F~600\u00b0F) \uc0ac\uc774\uc5d0\uc11c \uc5f4\ucc98\ub9ac\ud569\ub2c8\ub2e4. \ub354 \ub192\uc740 \uc5f4\ucc98\ub9ac \uc628\ub3c4\ub294 \uace0\uc628 \ud658\uacbd\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc9c0\ub9cc, \uacbd\ub3c4\uac00 \ud06c\uac8c \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n\n      <h2>\uc5f4\ucc98\ub9ac \uacfc\uc815\uc5d0\uc11c \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\uc810 \ubc0f \ud574\uacb0\ucc45<\/h2>\n      <section class=\"aobo-problem\">\n        <h3>\ub2f4\uae08\uc9c8 \uade0\uc5f4<\/h3>\n        <p>\ub450 \uac00\uc9c0 \uc8fc\uc694 \uc6d0\uc778\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uccab \ubc88\uc9f8\ub294 \uc9c0\uc5f0 \uc5f4\ucc98\ub9ac\ub85c, \ub2f4\uae08\uc9c8 \ud6c4 \ubd80\ud488\uc744 \uc2e4\uc628\uc5d0 \ub108\ubb34 \uc624\ub798 \ubc29\uce58\ud558\uc5ec \uc751\ub825\uc774 \uc7ac\ub8cc\uc758 \uac15\ub3c4\ub97c \ucd08\uacfc\ud558\ub294 \uacbd\uc6b0\uc785\ub2c8\ub2e4. \ub450 \ubc88\uc9f8\ub294 \ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac, \uc2a4\ud0ec\ud504 \uc790\uad6d \ub610\ub294 \uac70\uce60\uac8c \uac00\uacf5\ub41c \ud45c\uba74\uc5d0 \uc751\ub825\uc774 \uc9d1\uc911\ub418\ub294 \uac83\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \ubd80\ud488\uc744 50\u00b0C~70\u00b0C \uc815\ub3c4\uc758 \uc794\ub958 \uc5f4\uc774 \ub0a8\uc544 \uc788\uc744 \ub54c \uc5f4\ucc98\ub9ac\ub85c\ub85c \uc62e\uaca8 \uc989\uc2dc \uc5f4\ucc98\ub9ac\ud574\uc57c \ud569\ub2c8\ub2e4. \uc124\uacc4 \ubc0f \uac00\uacf5 \ub2e8\uacc4\uc5d0\uc11c \uc911\uc694\ud55c \uc811\ud569\ubd80\ub294 \ub465\uae00\uac8c \ucc98\ub9ac\ud558\uace0 \ud45c\uba74 \uc870\ub3c4\ub97c \ub192\uac8c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <\/section>\n      <section class=\"aobo-problem\">\n        <h3>\ub0ae\uc740 \uacbd\ub3c4<\/h3>\n        <p>\uc77c\ubc18\uc801\uc778 \uc6d0\uc778\uc73c\ub85c\ub294 \ubd80\uc801\uc808\ud55c \uc624\uc2a4\ud14c\ub098\uc774\uc9d5 \ubd84\uc704\uae30\ub85c \uc778\ud55c \ud45c\uba74 \ud0c8\ud0c4, \ubd88\ucda9\ubd84\ud55c \uc624\uc2a4\ud14c\ub098\uc774\uc9d5 \uc628\ub3c4 \ub610\ub294 \uc720\uc9c0 \uc2dc\uac04, \uadf8\ub9ac\uace0 \ub108\ubb34 \ub728\uac81\uac70\ub098 \uc81c\ub300\ub85c \uad50\ubc18\ub418\uc9c0 \uc54a\uc740 \uc624\uc77c\ub85c \uc778\ud55c \uc57d\ud55c \ub2f4\uae08\uc9c8 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n      <\/section>\n      <section class=\"aobo-problem\">\n        <h3>\ud749\ud55c \ubaa8\uc2b5<\/h3>\n        <p>\ubcc0\ud615\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub108\ubb34 \ube60\ub978 \uac00\uc5f4\ub85c \uc778\ud55c \uc5f4 \ucda9\uaca9\uc774\ub098 \uac00\uc5f4 \uc911\uc5d0 \ud574\uc18c\ub418\ub294 \uc794\ub958 \uac00\uacf5 \uc751\ub825 \ub54c\ubb38\uc5d0 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uacbd\ud654 \uc804\uc5d0 650\u00b0C\ub85c \uc608\uc5f4\ud558\uace0, \ub2f4\uae08\uc9c8 \uc804\uc5d0 \uac70\uce60\uac8c \uac00\uacf5\ub41c \ubd80\ud488\uc758 \uc751\ub825\uc744 \uc81c\uac70\ud558\uba70, \ucc98\uc9d0\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uae38\uac70\ub098 \ubcf5\uc7a1\ud55c \ubd80\ud488\uc744 \uc9c0\uc9c0\ud558\uc2ed\uc2dc\uc624.<\/p>\n      <\/section>\n      <section class=\"aobo-problem\">\n        <h3>\ud0c8\ud0c4 \uc5f0\uc9c8\uce35<\/h3>\n        <p>\ud45c\uba74\uc758 \ud0c4\uc18c\uac00 \uc6a9\uad11\ub85c \ub0b4\ubd80\uc758 \uc0b0\uc18c\ub098 \uc2b5\uae30\uc640 \ubc18\uc751\ud558\uc5ec \uc77c\uc0b0\ud654\ud0c4\uc18c\ub098 \uc774\uc0b0\ud654\ud0c4\uc18c\ub85c \ubc29\ucd9c\ub420 \ub54c \ubd80\ub4dc\ub7ec\uc6b4 \ud45c\uba74\uce35\uc774 \ud615\uc131\ub429\ub2c8\ub2e4. \ud45c\uba74\uc744 \uc904\ub85c \uae01\uc5b4\ubcf4\uba74 \uc27d\uac8c \uae01\ud788\ub294\uc9c0 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub9cc\uc57d \uc27d\uac8c \uae01\ud78c\ub2e4\uba74 \ubd80\ub4dc\ub7ec\uc6b4 \ud45c\uba74\uce35\uc774 \ud615\uc131\ub41c \uac83\uc785\ub2c8\ub2e4. \uc774\ub97c \ubc29\uc9c0\ud558\ub824\uba74 \uc0b0\uc18c\ub97c \ucc28\ub2e8\ud558\uae30 \uc704\ud574 \uc9c4\uacf5\ub85c \ub610\ub294 \ubd88\ud65c\uc131 \uae30\uccb4(\uc9c8\uc18c \ub610\ub294 \uc544\ub974\uace4) \ubd84\uc704\uae30\ub97c \uc0ac\uc6a9\ud558\uace0, \uc5fc\uc695\uc758 \uc628\ub3c4\ub97c \uc911\uc131\uc73c\ub85c \uc720\uc9c0\ud558\uae30 \uc704\ud574 \uc815\uae30\uc801\uc73c\ub85c \uc870\uc815\ud558\uba70, \uc5f4\ucc98\ub9ac \ud6c4 \ud0c8\ud0c4\uce35\uc744 \uc81c\uac70\ud560 \uc218 \uc788\ub3c4\ub85d \ucda9\ubd84\ud55c \uc5f0\ub9c8 \uc5ec\uc720\ub97c \ub450\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <\/section>\n\n      <section class=\"aobo-cta\">\n        <div>\n          <h2>\ucda9\uaca9 \ubc29\uc9c0 \uc6a9\ub3c4\uc5d0 S1 \uacf5\uad6c\uac15\uc774 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/h2>\n          <p>S1 \uacf5\uad6c\uac15(1.2550, SKS41)\uc740 \ub192\uc740 \uc778\uc131\uacfc \ucda9\uaca9 \uc800\ud56d\uc131\uc774 \uc694\uad6c\ub418\ub294 \uacf3\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uacac\uc801\uc744 \ubc1b\uc73c\uc2dc\ub824\uba74 \ud544\uc694\ud55c \ud06c\uae30, \uc218\ub7c9, \uc0c1\ud0dc \ubc0f \uc6a9\ub3c4\ub97c \ubcf4\ub0b4\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    <\/main>\n  <\/div>\n<\/section>\n\n\n\n<ul class=\"wp-block-yoast-seo-related-links yoast-seo-related-links\">\n<li><a href=\"https:\/\/aobosteel.com\/ko\/s1-tool-steel\/\">S1 \uacf5\uad6c\uac15 | 1.2550<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/ko\/h11-tool-steel-heat-treatment\/\">H11 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \ubc0f \uacbd\ub3c4\ud45c<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/ko\/s7-tool-steel-rockwell-hardness-chart\/\">S7 \uacf5\uad6c\uac15 \ub85c\ud06c\uc6f0 \uacbd\ub3c4\ud45c | HRC, HB \ubc0f \uc791\uc5c5 \ubc94\uc704<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/ko\/o1-steel-hardness\/\">O1\uac15 \uacbd\ub3c4: \uc5b4\ub2d0\ub9c1, \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1 \ucc98\ub9ac \ud6c4 HRC \uac00\uc774\ub4dc<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/ko\/h13-steel-heat-treatment\/\">H13 \uc5f4\ucc98\ub9ac \uac00\uc774\ub4dc | \uc544\uc624\ubcf4 \uc2a4\ud2f8<\/a><\/li>\n<\/ul>\n\n\n\n<h2 id=\"h-faq\" class=\"wp-block-heading\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1768368514600\"><strong class=\"schema-faq-question\">S1 \uacf5\uad6c\uac15\uc758 \uacbd\ud654 \uc628\ub3c4\ub294 \uc5bc\ub9c8\uc785\ub2c8\uae4c?<\/strong> <p class=\"schema-faq-answer\">\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uac00\uc5f4 \uc628\ub3c4\ub294 900\u00b0C~955\u00b0C(1650\u00b0F~1750\u00b0F) \uc0ac\uc774\uc5ec\uc57c \ud569\ub2c8\ub2e4. \uacf5\uc791\ubb3c \ub450\uaed8\uc5d0 \ub530\ub77c 15\ubd84\uc5d0\uc11c 45\ubd84 \ub3d9\uc548 \uc774 \uc628\ub3c4\ub97c \uc720\uc9c0\ud558\uc5ec \uc644\uc804\ud55c \uad00\ud1b5 \uacbd\ud654\ub97c \ud655\ubcf4\ud558\uc2ed\uc2dc\uc624.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768368531226\"><strong class=\"schema-faq-question\">S1 \uacf5\uad6c\uac15\uc758 \uc751\ub825 \uc81c\uac70\ub294 \uc5b4\ub5bb\uac8c \uc218\ud589\ud558\ub098\uc694?<\/strong> <p class=\"schema-faq-answer\">\uac00\uacf5\ubb3c\uc744 650\u00b0C~675\u00b0C(1200\u00b0F~1250\u00b0F)\ub85c \uade0\uc77c\ud558\uac8c \uac00\uc5f4\ud569\ub2c8\ub2e4. \ub450\uaed8 25mm(1\uc778\uce58)\ub2f9 1\uc2dc\uac04(\ucd5c\uc18c 1\uc2dc\uac04) \ub3d9\uc548 \uc720\uc9c0\ud55c \ud6c4 \uacf5\uae30 \uc911\uc5d0\uc11c \ucc9c\ucc9c\ud788 \uc2dd\ud799\ub2c8\ub2e4.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768368533255\"><strong class=\"schema-faq-question\">S1\uac15\uc5d0 \uad8c\uc7a5\ub418\ub294 \ub2f4\uae08\uc9c8 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong> <p class=\"schema-faq-answer\">\ucd5c\uc801\uc758 \uc778\uc131\uc744 \ud655\ubcf4\ud558\uace0 \uade0\uc5f4 \ubc1c\uc0dd\uc744 \ucd5c\uc18c\ud654\ud558\ub824\uba74 \uc624\uc77c \ub2f4\uae08\uc9c8\uc744 \uac15\ub825\ud788 \uad8c\uc7a5\ud569\ub2c8\ub2e4. \uc608\uc5f4\ub41c \uc21c\ud658 \uc624\uc77c\uc5d0 \ub2f4\uae08\uc9c8\ud558\uc5ec \uacf5\uc791\ubb3c\uc758 \uc628\ub3c4\uac00 50\u00b0C~70\u00b0C(120\u00b0F~160\u00b0F)\ub85c \ub5a8\uc5b4\uc9c8 \ub54c\uae4c\uc9c0 \uac00\uc5f4\ud558\uc2ed\uc2dc\uc624.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768368534070\"><strong class=\"schema-faq-question\">S1\uac15\uc758 \ub2f4\uae08\uc9c8 \uade0\uc5f4\uc744 \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc77c\uae4c\uc694?<\/strong> <p class=\"schema-faq-answer\">\ub2f4\uae08\uc9c8 \uc9c1\ud6c4 \uacf5\uc791\ubb3c\uc774 \uc544\uc9c1 \ub530\ub73b\ud55c \uc0c1\ud0dc(50\u00b0C~70\u00b0C)\uc77c \ub54c \uc989\uc2dc \ud15c\ud37c\ub9c1\ud558\uc2ed\uc2dc\uc624. \uc2e4\uc628\uae4c\uc9c0 \uc2dd\ud788\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \ub610\ud55c, \uc124\uacc4 \uc2dc \ub0a0\uce74\ub85c\uc6b4 \uc751\ub825 \uc9c0\uc810 \ub300\uc2e0 \ub465\uadfc \ubaa8\uc11c\ub9ac\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768368534896\"><strong class=\"schema-faq-question\">S1 \uacf5\uad6c\uac15\uc758 \ud15c\ud37c\ub9c1 \uacf5\uc815\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong> <p class=\"schema-faq-answer\">\ub2f4\uae08\uc9c8 \uc9c1\ud6c4 \ucd5c\uc18c 2\uc2dc\uac04(\ub450\uaed8 25mm\ub2f9 1\uc778\uce58)\uc758 \uc720\uc9c0 \uc2dc\uac04\uc73c\ub85c \ud15c\ud37c\ub9c1\ud558\uc2ed\uc2dc\uc624. \ucd5c\uc801\uc758 \ud56d\ubcf5 \uac15\ub3c4 \ubc0f \ucda9\uaca9 \uc800\ud56d\uc131\uc744 \uc5bb\uc73c\ub824\uba74 2\ucc28 \ud15c\ud37c\ub9c1\uc744 \uac15\ub825\ud788 \uad8c\uc7a5\ud569\ub2c8\ub2e4.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768368535752\"><strong class=\"schema-faq-question\">S1 \uacf5\uad6c\uac15\uc740 \uc5b4\ub290 \uc815\ub3c4\uc758 \uacbd\ub3c4\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/strong> <p class=\"schema-faq-answer\">\uc624\uc77c \ud01c\uce6d \ud6c4, S1\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 57~59 HRC\uc758 \uacbd\ub3c4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. 205\u00b0C(400\u00b0F)\uc5d0\uc11c 315\u00b0C(600\u00b0F) \uc0ac\uc774\uc758 \uc628\ub3c4\uc5d0\uc11c \ud15c\ud37c\ub9c1\ud558\uba74 52~57 HRC \ubc94\uc704\uc758 \uacbd\ub3c4\ub97c \uc5bb\uac8c \ub429\ub2c8\ub2e4.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768368604242\"><strong class=\"schema-faq-question\">S1\uac15\uc744 \uc0ac\uc6a9\ud560 \ub54c \uc608\uc5f4\uc774 \ud544\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong> <p class=\"schema-faq-answer\">650\u00b0C(1200\u00b0F)\ub85c \uc608\uc5f4\ud558\uba74 \uc5f4 \ucda9\uaca9\uacfc \uacfc\ub3c4\ud55c \ubcc0\ud615\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c \ucd5c\uc885 \ub2e8\uacc4\uc5d0\uc11c \ucf54\uc5b4\uc640 \ud45c\uba74\uc758 \ub3d9\uc2dc \uac00\uc5f4\uc744 \ubcf4\uc7a5\ud558\uc5ec \ubcf5\uc7a1\ud55c \ud615\uc0c1\uc5d0\uc11c \uc5f4 \uc751\ub825 \ubc0f \uade0\uc5f4 \uc704\ud5d8\uc744 \uc904\uc785\ub2c8\ub2e4.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768368605375\"><strong class=\"schema-faq-question\">S1\uac15\uc5d0\uc11c \uc5f0\ud654\uce35 \ud615\uc131\uc774\ub098 \ud0c8\ud0c4 \ud604\uc0c1\uc744 \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc77c\uae4c\uc694?<\/strong> <p class=\"schema-faq-answer\">\ud45c\uba74 \uc0b0\ud654\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc9c4\uacf5\ub85c, \uc911\uc131 \uc5fc\uc695 \ub610\ub294 \uc81c\uc5b4\ub41c \uc911\uc131 \ubd84\uc704\uae30\uc5d0\uc11c \uac15\ucca0\uc744 \uac00\uc5f4\ud558\uc2ed\uc2dc\uc624. \ud0c8\ud0c4\uc774 \ubc1c\uc0dd\ud560 \uacbd\uc6b0, \uc5f4\ucc98\ub9ac \ud6c4 \uc601\ud5a5\uc744 \ubc1b\uc740 \uce35\uc744 \uc5f0\ub9c8\ud558\uc5ec \uc81c\uac70\ud560 \uc218 \uc788\ub3c4\ub85d \ucda9\ubd84\ud55c \uc5ec\uc720\ub97c \ub450\uc2ed\uc2dc\uc624.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>S1 Tool Steel Heat Treatment Guide S1 tool steel (1.2550, SKS41) is hardened by preheating to about 650\u00b0C (1200\u00b0F), austenitizing at 900\u00b0C to 955\u00b0C (1650\u00b0F to 1750\u00b0F), oil quenching to 50\u00b0C to 70\u00b0C, and tempering immediately while the part is still warm. As-quenched hardness runs about 57 to 59 HRC, and a double temper between [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"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":"","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-12240","page","type-page","status-publish","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>S1 Tool Steel Heat Treatment\u00a0Guide - AoboSteel<\/title>\n<meta name=\"description\" content=\"Master the S1 tool steel heat treatment process. Learn expert steps for stress relief, hardening (900-955\u00b0C), oil quenching, and tempering to achieve 54-59 HRC. Prevent cracking and optimize toughness for shock-resistant tools.\" \/>\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\/s1-tool-steel-heat-treatment-guide\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S1 Tool Steel Heat Treatment\u00a0Guide\" \/>\n<meta property=\"og:description\" content=\"Master the S1 tool steel heat treatment process. Learn expert steps for stress relief, hardening (900-955\u00b0C), oil quenching, and tempering to achieve 54-59 HRC. Prevent cracking and optimize toughness for shock-resistant tools.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aobosteel.com\/ko\/s1-tool-steel-heat-treatment-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"AoboSteel\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=61565368220197\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-25T07:33:43+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/09\/S1-tool-steel.avif\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04\" \/>\n\t<meta name=\"twitter:data1\" content=\"6\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/\"},\"author\":{\"name\":\"Evan\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/person\\\/96118415c30ca6bb52eaf1127b052ef7\"},\"headline\":\"S1 Tool Steel Heat Treatment\u00a0Guide\",\"datePublished\":\"2026-01-14T05:32:41+00:00\",\"dateModified\":\"2026-06-25T07:33:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/\"},\"wordCount\":1214,\"publisher\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/S1-tool-steel.avif\",\"inLanguage\":\"ko-KR\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/\",\"name\":\"S1 Tool Steel Heat Treatment\u00a0Guide - AoboSteel\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/S1-tool-steel.avif\",\"datePublished\":\"2026-01-14T05:32:41+00:00\",\"dateModified\":\"2026-06-25T07:33:43+00:00\",\"description\":\"Master the S1 tool steel heat treatment process. 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Hold this temperature for 15 to 45 minutes, depending on the workpiece thickness, to ensure complete through-hardening.\",\"inLanguage\":\"ko-KR\"},\"inLanguage\":\"ko-KR\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/#faq-question-1768368531226\",\"position\":2,\"url\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/#faq-question-1768368531226\",\"name\":\"How to perform stress relief on S1 tool steel?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Heat the workpiece uniformly to 650\u00b0C\u2013675\u00b0C (1200\u00b0F\u20131250\u00b0F). Allow a soak time of 1 hour per 25 mm (1 inch) of thickness (minimum 1 hour), then cool slowly in air.\",\"inLanguage\":\"ko-KR\"},\"inLanguage\":\"ko-KR\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/#faq-question-1768368533255\",\"position\":3,\"url\":\"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel-heat-treatment-guide\\\/#faq-question-1768368533255\",\"name\":\"What is the recommended quenching method for S1 steel?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Oil quenching is strongly recommended to ensure optimal toughness and minimize cracking. 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Allow a soak time of 1 hour per 25 mm (1 inch) of thickness (minimum 1 hour), then cool slowly in air.","inLanguage":"ko-KR"},"inLanguage":"ko-KR"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/s1-tool-steel-heat-treatment-guide\/#faq-question-1768368533255","position":3,"url":"https:\/\/aobosteel.com\/s1-tool-steel-heat-treatment-guide\/#faq-question-1768368533255","name":"S1\uac15\uc5d0 \uad8c\uc7a5\ub418\ub294 \ub2f4\uae08\uc9c8 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Oil quenching is strongly recommended to ensure optimal toughness and minimize cracking. Quench in preheated, circulating oil until the workpiece temperature drops to 50\u00b0C\u201370\u00b0C (120\u00b0F\u2013160\u00b0F).","inLanguage":"ko-KR"},"inLanguage":"ko-KR"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/s1-tool-steel-heat-treatment-guide\/#faq-question-1768368534070","position":4,"url":"https:\/\/aobosteel.com\/s1-tool-steel-heat-treatment-guide\/#faq-question-1768368534070","name":"S1\uac15\uc758 \ub2f4\uae08\uc9c8 \uade0\uc5f4\uc744 \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc77c\uae4c\uc694?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Temper the workpiece immediately after quenching while it is still warm (50\u00b0C\u201370\u00b0C); do not let it cool to room temperature. 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It ensures synchronous core and surface heating during the final stage, reducing thermal stress and cracking risk for complex geometries.","inLanguage":"ko-KR"},"inLanguage":"ko-KR"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/s1-tool-steel-heat-treatment-guide\/#faq-question-1768368605375","position":8,"url":"https:\/\/aobosteel.com\/s1-tool-steel-heat-treatment-guide\/#faq-question-1768368605375","name":"S1\uac15\uc5d0\uc11c \uc5f0\ud654\uce35 \ud615\uc131\uc774\ub098 \ud0c8\ud0c4 \ud604\uc0c1\uc744 \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc77c\uae4c\uc694?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Heat the steel in a vacuum furnace, neutral salt bath, or controlled neutral atmosphere to prevent surface oxidation. If decarburization occurs, leave sufficient tolerance to grind off the affected layer after heat treatment.","inLanguage":"ko-KR"},"inLanguage":"ko-KR"}]}},"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/ko\/blog\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"S1 Tool Steel Heat Treatment Guide S1 tool steel (1.2550, SKS41) is hardened by preheating to about 650\u00b0C (1200\u00b0F), austenitizing at 900\u00b0C to 955\u00b0C (1650\u00b0F to 1750\u00b0F), oil quenching to 50\u00b0C to 70\u00b0C, and tempering immediately while the part is still warm. As-quenched hardness runs about 57 to 59 HRC, and a double temper between&hellip;","rttpg_featured_image_url":null,"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/ko\/blog\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"S1 Tool Steel Heat Treatment Guide S1 tool steel (1.2550, SKS41) is hardened by preheating to about 650\u00b0C (1200\u00b0F), austenitizing at 900\u00b0C to 955\u00b0C (1650\u00b0F to 1750\u00b0F), oil quenching to 50\u00b0C to 70\u00b0C, and tempering immediately while the part is still warm. 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