{"id":15328,"date":"2026-05-14T15:04:07","date_gmt":"2026-05-14T07:04:07","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15328"},"modified":"2026-07-26T12:01:36","modified_gmt":"2026-07-26T04:01:36","slug":"h13-tool-steel-machinability","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/h13-tool-steel-machinability\/","title":{"rendered":"H13 \uacf5\uad6c\uac15\uc758 \uac00\uacf5\uc131: \uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c H13\uacfc \uacbd\ud654 \ucc98\ub9ac\ub41c H13 \ube44\uad50"},"content":{"rendered":"<section class=\"aobo-h13-machinability-page\">\n  <style>\n    .aobo-h13-machinability-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-h13-machinability-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 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-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: 1.06;\n      letter-spacing: 0;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-hero p {\n      max-width: 940px;\n      margin: 0 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-article {\n      max-width: 1080px;\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      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-article a {\n      color: var(--aobo-blue);\n      font-weight: 700;\n      text-decoration: none;\n      border-bottom: 1px solid var(--aobo-blue-line);\n      transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;\n    }\n\n    .aobo-article a:hover {\n      color: var(--aobo-orange);\n      border-color: #f6c47f;\n      background: #fff7ed;\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-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-final-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-final-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-final-cta p {\n      margin: 0;\n      color: rgba(255, 255, 255, 0.92);\n      max-width: 900px;\n      font-size: 16px;\n    }\n\n    .aobo-final-cta .aobo-btn {\n      display: inline-flex;\n      align-items: center;\n      justify-content: center;\n      min-height: 42px;\n      padding: 10px 18px;\n      border-radius: 999px;\n      background: #ffffff;\n      border: 1px solid #ffffff;\n      color: var(--aobo-blue) !important;\n      font-size: 14px;\n      font-weight: 700;\n      line-height: 1.2;\n      text-decoration: none;\n      white-space: nowrap;\n      transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;\n    }\n\n    .aobo-final-cta .aobo-btn:hover {\n      transform: translateY(-1px);\n      background: #fff7ed;\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-final-cta {\n        padding: 26px 22px;\n        border-radius: 22px;\n      }\n    }\n  <\/style>\n\n  <div class=\"aobo-wrap\">\n    <header class=\"aobo-hero\">\n      <span class=\"aobo-eyebrow\">H13 \uacf5\uad6c\uac15 \uac00\uacf5 \uac00\uc774\ub4dc<\/span>\n      <h1>H13 \uacf5\uad6c\uac15\uc758 \uac00\uacf5\uc131: \uc5b4\ub2d0\ub9c1 \ubc0f \uacbd\ud654 \uac00\uacf5 \uac00\uc774\ub4dc<\/h1>\n    <\/header>\n\n    <main class=\"aobo-article\">\n      <p><a href=\"https:\/\/aobosteel.com\/ko\/h13-steel-properties\/\">H13 \uacf5\uad6c\uac15<\/a> \uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c \uc0c1\ud0dc\uc5d0\uc11c\ub294 \uac00\uacf5\uc131\uc774 \ube44\uad50\uc801 \uc591\ud638\ud558\uc9c0\ub9cc, \uacbd\ud654 \ud6c4\uc5d0\ub294 \uac00\uacf5\uc774 \ud6e8\uc52c \uc5b4\ub824\uc6cc\uc9d1\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uae08\ud615, \ubab0\ub4dc \ubc0f \uc5f4\uac04 \uac00\uacf5 \uacf5\uad6c \uc0dd\uc0b0\uc5d0\uc11c\ub294 \uc5f4\ucc98\ub9ac \uc804\uc5d0 \uc8fc\uc694 \uc18c\uc7ac \uc81c\uac70\ub97c \uc644\ub8cc\ud55c \ub2e4\uc74c, \uacbd\ud654 \ud6c4 \uacbd\uc9c8 \ubc00\ub9c1, EDM, \uc5f0\uc0ad \ub610\ub294 \ub9c8\ubb34\ub9ac \uac00\uacf5\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc77c\ubc18\uc801\uc778 \uc6d0\uce59\uc785\ub2c8\ub2e4.<\/p>\n      <p>\uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c H13 \uac15\uc7ac\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 192~229 HB \uc815\ub3c4\uc758 \uacbd\ub3c4\ub85c \uac00\uacf5\ub429\ub2c8\ub2e4. \uc774 \uc0c1\ud0dc\ub294 \ud669\uc0ad \uac00\uacf5, \ubc00\ub9c1, \ub4dc\ub9b4\ub9c1, \uc120\uc0ad \ubc0f \uce90\ube44\ud2f0 \uc900\ube44\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \uacbd\ud654 \ucc98\ub9ac\ub41c H13 \uac15\uc7ac\ub294 \uc885\uc885 45~55 HRC \uc815\ub3c4\uc758 \uacbd\ub3c4\ub85c \ucd5c\uc885 \uac00\uacf5\ub418\ub294\ub370, \uc774 \uacbd\uc6b0 \uacf5\uad6c \ub9c8\ubaa8, \uc808\uc0ad\uc5f4, \ud45c\uba74 \uc870\ub3c4 \ubc0f \uac00\uacf5 \uc548\uc815\uc131\uc774 \ud6e8\uc52c \ub354 \uc911\uc694\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n      <p>H13\uc5d0 \ud568\uc720\ub41c \ud06c\ub86c, \ubab0\ub9ac\ube0c\ub374, \ubc14\ub098\ub4d0\uc740 \uace0\uc628 \uac00\uacf5 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uc9c0\ub9cc, \uc808\uc0ad \uc800\ud56d\uc131\uacfc \uacf5\uad6c \ub9c8\ubaa8\ub3c4 \uc99d\uac00\uc2dc\ud0b5\ub2c8\ub2e4. \ub530\ub77c\uc11c H13\uc758 \uac00\uacf5\uc131\uc740 \uc8fc \uac00\uacf5\uc5d0\ub294 \uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c H13\uc744, \ub9c8\ubb34\ub9ac \uac00\uacf5\uc5d0\ub294 \uacbd\ud654 \ucc98\ub9ac\ub41c H13\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud3c9\uac00\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n      <h2>H13 \uc5b4\ub2d0\ub9c1 \uc0c1\ud0dc\uc5d0\uc11c\uc758 \uac00\uacf5\uc131<\/h2>\n      <p>\uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c H13\uc740 \uc77c\ubc18\uc801\uc778 \uc808\uc0ad \uc791\uc5c5\uc5d0 \uc801\ud569\ud55c \uac00\uacf5\uc131\uc744 \uc81c\uacf5\ud558\uc9c0\ub9cc, \uc800\ud569\uae08\uac15\ub9cc\ud07c \uc27d\uac8c \uc808\uc0ad\ub418\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\ucc38\uace0 \uc790\ub8cc\ub9c8\ub2e4 \uae30\uc900 \uc7ac\ub8cc\uac00 \ub2e4\ub974\uae30 \ub54c\ubb38\uc5d0 \uac00\uacf5\uc131 \ub4f1\uae09\uc774 \ub2e4\ub974\uac8c \ub098\ud0c0\ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub4f1\uae09\uc740 \uc11c\ub85c \ubaa8\uc21c\ub418\ub294 \uac83\uc774 \uc544\ub2c8\ub77c, H13 \uac15\uc7ac\ub97c \uc11c\ub85c \ub2e4\ub978 \uac15\uc885 \uadf8\ub8f9\uacfc \ube44\uad50\ud55c \uacb0\uacfc\uc77c \ubfd0\uc785\ub2c8\ub2e4.<\/p>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr><th>\ube44\uad50 \uae30\uc900\uc120<\/th><th>H13 \uac00\uacf5\uc131 \ub4f1\uae09<\/th><th>\uc2e4\uc9c8\uc801\uc778 \uc758\ubbf8<\/th><\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>1% \ud0c4\uc18c\uac15\uc740 100 \ub4f1\uae09\uc785\ub2c8\ub2e4.<\/td><td>\uc57d 70\uba85<\/td><td>H13\uc740 \uc801\uc808\ud788 \uc5f4\ucc98\ub9ac\ud558\uba74 \uc801\ub2f9\ud55c \uac00\uacf5\uc131\uc744 \uac16\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c \ud06c\ub86c \uace0\uc628 \uc791\uc5c5 \uacf5\uad6c\uac15<\/td><td>\uc57d 60~70\uba85<\/td><td>H13\uc740 \ub2e4\ub978 H \uc2dc\ub9ac\uc988 \uace0\uc628 \uc791\uc5c5\uc6a9 \uacf5\uad6c\uac15\uacfc \uc720\uc0ac\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>100% \ub4f1\uae09\uc758 \uc218\uacbd\ud654 \uacf5\uad6c\uac15<\/td><td>\uc57d 45\u201355%<\/td><td>H13\uc740 \ub2e8\uc21c\ud55c \uc218\uacbd\ud654\uac15\ubcf4\ub2e4 \uac00\uacf5\ud558\uae30\uac00 \ub354 \uc5b4\ub835\uc2b5\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>\uc801\uc808\ud55c \uc5b4\ub2d0\ub9c1\uc740 \uc808\uc0ad \uc800\ud56d\uc744 \uac10\uc18c\uc2dc\ud0a4\uace0 \uacf5\uad6c \uc218\uba85\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uba70, \uc774\ub294 \uacbd\ub3c4\uac00 \ub192\uac70\ub098 \uc5b4\ub2d0\ub9c1\uc774 \uc81c\ub300\ub85c \ub418\uc9c0 \uc54a\uc740 \uc0c1\ud0dc\uc5d0 \ube44\ud574 \ud6a8\uacfc\uc801\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 H13 \uc5b4\ub2d0\ub9c1 \uc628\ub3c4\ub294 \uc57d 845~900\u00b0C(1550~1650\u00b0F)\uc774\uba70, \uc774\ud6c4 \uc11c\uc11c\ud788 \ub0c9\uac01\ud569\ub2c8\ub2e4.<\/p>\n      <p>\uc2e4\uc81c \uac00\uacf5\uc5d0 \uc788\uc5b4 \uc5b4\ub2d0\ub9c1 \ud6c4 \uacbd\ub3c4 \ubc94\uc704\ub294 \uc57d 192~229 HB\uc785\ub2c8\ub2e4. \uc774 \uacbd\ub3c4\uc5d0\uc11c H13\uc740 \ucd5c\uc885 \uc5f4\ucc98\ub9ac \uc804\uc5d0 \ub2e4\uc774 \ube14\ub85d, \uae08\ud615 \uc778\uc11c\ud2b8, \ub2e8\uc870 \ub2e4\uc774, \uc555\ucd9c \uacf5\uad6c \ubc0f \uae30\ud0c0 \uace0\uc628 \uac00\uacf5 \ubd80\ud488\uc744 \ud6a8\uc728\uc801\uc73c\ub85c \uac00\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>\uacbd\ud654 H13 \uacf5\uad6c\uac15 \uac00\uacf5<\/h2>\n      <p>\uacbd\ud654\ub41c H13\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc5f4\ucc98\ub9ac \ud6c4 \ucd5c\uc885 \ud615\uc0c1, \ud45c\uba74 \uc870\ub3c4 \ub610\ub294 \uce58\uc218 \uc815\ud655\ub3c4\ub97c \ub2ec\uc131\ud574\uc57c \ud560 \ub54c\ub9cc \uac00\uacf5\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc870\uac74\uc5d0\uc11c \uacfc\ub3c4\ud55c \uc7ac\ub8cc \uc81c\uac70\ub294 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4e4\uae30 \ub54c\ubb38\uc5d0 \uac00\ub2a5\ud55c \ud55c \ud53c\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <p>H13 \uae08\ud615 \ubc0f \ub2e4\uc774 \uc81c\uc791\uc5d0 \uc788\uc5b4, \ub300\ubd80\ubd84\uc758 \uacbd\uc6b0 \uc57d 45~55 HRC\uc758 \uacbd\ub3c4\ub85c \uac00\uacf5\uc774 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uc791\uc5c5\uc5d0\ub294 \uacbd\uc9c8 \ubc00\ub9c1, \uacbd\uc9c8 \uc120\uc0ad, \ubc29\uc804 \uac00\uacf5(EDM), \uc5f0\uc0ad \ubc0f \uc815\ubc00 \ub9c8\ubb34\ub9ac\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr><th>\uac15\ud654 H13 \uc870\uac74<\/th><th>\uc801\uc808\ud55c \uc791\ub3d9<\/th><th>\uc77c\ubc18\uc801\uc778 \ub3c4\uad6c \uc120\ud0dd<\/th><th>\uc2e4\uc6a9\uc801\uc778 \ucc38\uace0 \uc0ac\ud56d<\/th><\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>\uc57d 45~50 HRC<\/td><td>\uace0\uc18d \ubc00\ub9c1, \ub9c8\ubb34\ub9ac \ubc00\ub9c1<\/td><td>\ucf54\ud305\ub41c \ucd08\uacbd\ud569\uae08, AlTiN \ub610\ub294 TiAlN \ucf54\ud305 \ucee4\ud130<\/td><td>\ud504\ub85c\ud30c\uc77c \ubc0f \uce90\ube44\ud2f0 \ub9c8\uac10\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uc57d 48~56 HRC<\/td><td>\uc900\ud669\uc0ad \uc120\uc0ad \ubc0f \uc815\uc0ad<\/td><td>\uc5f4\uc555\ucc29 \uc138\ub77c\ubbf9 \uacf5\uad6c<\/td><td>\uacfc\uaca9\ud558\uace0 \uac70\uce5c \ud68c\uc804\uc744 \ud53c\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uc57d 50~55 HRC<\/td><td>\uc815\ubc00 \ub9c8\uac10<\/td><td>PCBN \ub3c4\uad6c<\/td><td>\ud45c\uba74 \uc870\ub3c4\uc640 \uacf5\uad6c \uc218\uba85\uc774 \uc911\uc694\ud55c \uacbd\uc6b0\uc5d0 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uac15\ud654\ub41c \ubcf5\ud569 \ud504\ub85c\ud30c\uc77c<\/td><td>EDM, \uc5f0\uc0ad, \uacbd\uc9c8 \ubc00\ub9c1<\/td><td>EDM, CBN \uc5f0\uc0ad \ud720, \ucf54\ud305 \ucee4\ud130<\/td><td>\ucd5c\uc885 \ud615\uc0c1 \ubc0f \uc815\ud655\ub3c4\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>\uacbd\ud654\ub41c H13 \uc18c\uc7ac \ubc00\ub9c1\uc5d0\ub294 \ucf54\ud305\ub41c \ucd08\uacbd \uacf5\uad6c\uac00 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294\ub370, \uc774\ub294 \ucf54\ud305\ub418\uc9c0 \uc54a\uc740 \ucd08\uacbd \uacf5\uad6c\ubcf4\ub2e4 \ub0b4\uc5f4\uc131\uc774 \uc6b0\uc218\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. AlTiN \ubc0f TiAlN \ucf54\ud305\uc740 \uace0\uc628 \uc808\uc0ad \uc870\uac74\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. PCBN \uacf5\uad6c\ub294 \ud45c\uba74 \ud488\uc9c8\uacfc \uacf5\uad6c \uc218\uba85\uc774 \uc7ac\ub8cc \uc81c\uac70\uc728\ubcf4\ub2e4 \uc911\uc694\ud55c \ub9c8\ubb34\ub9ac \uc791\uc5c5\uc5d0 \ub354 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n      <h2>\uc120\uc0ad, \ubc00\ub9c1, \ubc29\uc804\uac00\uacf5 \ubc0f \uc5f0\uc0ad H13<\/h2>\n      <p>H13 \uc0dd\uc0b0 \uacfc\uc815\uc758 \uac01 \ub2e8\uacc4\uc5d0\uc11c\ub294 \uc11c\ub85c \ub2e4\ub978 \uac00\uacf5 \ubc29\ubc95\uc774 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ucd5c\uc801\uc758 \ubc29\ubc95\uc740 \uacbd\ub3c4, \uac00\uacf5 \uc5ec\uc720, \ubd80\ud488 \ud615\uc0c1 \ubc0f \ucd5c\uc885 \uacf5\ucc28\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr><th>\uc791\uc5c5<\/th><th>\ucd5c\uc0c1\uc758 H13 \uc0c1\ud0dc<\/th><th>\uc8fc\uc694 \uc6a9\ub3c4<\/th><th>\ud0a4 \ucee8\ud2b8\ub864<\/th><\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>\uc120\ud68c<\/td><td>\uc5b4\ub2d0\ub9c1 \ub610\ub294 \ubc18\uac00\uacf5 \uacbd\ud654 H13<\/td><td>\uc6d0\ud615 \ubd09, \uc0bd\uc785\ubb3c, \uc2ac\ub9ac\ube0c, \ub2e8\uc21c \ud504\ub85c\ud30c\uc77c<\/td><td>\uacbd\ub3c4\uc5d0 \ub530\ub77c \uacf5\uad6c \ub4f1\uae09\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uac08\uae30<\/td><td>\uc5b4\ub2d0\ub9c1\ub41c H13<\/td><td>\ucd08\uae30 \ud615\uc0c1, \ud504\ub85c\ud30c\uc77c, \uae08\ud615 \ubc0f \ub2e4\uc774 \uc900\ube44<\/td><td>\uc548\uc815\uc801\uc778 \uc808\uc0ad\uacfc \uc801\uc808\ud55c \uce69 \ubc30\ucd9c\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>\uacbd\uc9c8 \ubc00\ub9c1<\/td><td>\uacbd\ud654\ub41c H13, \uc77c\ubc18\uc801\uc73c\ub85c \uacbd\ub3c4 45~55 HRC<\/td><td>\ucd5c\uc885 \ud615\uc0c1, \uacbd\ud654\ub41c \uacf5\ub3d9, \uc815\ubc00 \ud45c\uba74<\/td><td>\uac00\ubcbc\uc6b4 \uc808\uc0ad \uc791\uc5c5\uc5d0\ub294 \ucf54\ud305\ub41c \ucd08\uacbd\ud569\uae08\uc774\ub098 PCBN\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n            <tr><td>EDM<\/td><td>\uacbd\ud654 H13 \ub610\ub294 \ubcf5\uc7a1\ud55c \ud615\uc0c1<\/td><td>\uae4a\uc740 \uacf5\ub3d9, \ub0b4\ubd80 \ud504\ub85c\ud30c\uc77c, \uae4c\ub2e4\ub85c\uc6b4 \ud615\uc0c1<\/td><td>\uc7ac\uc6a9\uc735\uce35 \ubc0f \ud45c\uba74 \uc190\uc0c1 \uc81c\uc5b4<\/td><\/tr>\n            <tr><td>\uc5f0\ub9c8<\/td><td>\uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ub41c H13<\/td><td>\ucd5c\uc885 \ud06c\uae30 \ubc0f \ud45c\uba74 \ub9c8\uac10<\/td><td>\uc5f0\uc0ad \uc911 \ud654\uc0c1 \ubc0f \uacfc\ub3c4\ud55c \uc2a4\ud2b8\ub808\uc2a4\ub97c \ud53c\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>H13 \uacbd\ub3c4\uac00 \uc57d 375 HB(\uc57d 40 HRC)\ub97c \ucd08\uacfc\ud558\uba74 \uc911\uc808\uc0ad \uc791\uc5c5\uc740 \uc801\ud569\ud558\uc9c0 \uc54a\uac8c \ub429\ub2c8\ub2e4. \uc774 \ubc94\uc704\uc5d0\uc11c\uc758 \uacbd\ub3c4 \uc791\uc5c5\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc900\ud669\uc0ad \ubc0f \uc815\uc0ad \uc791\uc5c5\uc73c\ub85c \uc81c\ud55c\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr><th>H13 \uacbd\ub3c4<\/th><th>\uc808\uc0ad \uae4a\uc774<\/th><th>\uacf5\uae09 \uc18d\ub3c4<\/th><th>\uc808\ub2e8 \uc18d\ub3c4<\/th><\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>48~50 HRC<\/td><td>0.040~0.150\uc778\uce58.<\/td><td>0.003\u20130.006 ipr<\/td><td>400~700 \ud3c9\ubc29\ud53c\ud2b8<\/td><\/tr>\n            <tr><td>50\u201352 HRC<\/td><td>0.040~0.150\uc778\uce58.<\/td><td>0.003\u20130.006 ipr<\/td><td>350~600 \ud3c9\ubc29\ud53c\ud2b8<\/td><\/tr>\n            <tr><td>52\u201354 HRC<\/td><td>0.040~0.150\uc778\uce58.<\/td><td>0.003\u20130.006 ipr<\/td><td>300~500 \ud3c9\ubc29\ud53c\ud2b8<\/td><\/tr>\n            <tr><td>54\u201356 HRC<\/td><td>0.040~0.150\uc778\uce58.<\/td><td>0.003\u20130.006 ipr<\/td><td>250~400 \ud3c9\ubc29\ud53c\ud2b8<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>\ub9c8\ubb34\ub9ac \uac00\uacf5 \uc2dc\uc5d0\ub294 \uc808\uc0ad \uae4a\uc774\ub97c \uc595\uac8c \ud558\uace0 \uc774\uc1a1 \uc18d\ub3c4\ub97c \ub0ae\ucd94\ub418 \uc808\uc0ad \uc18d\ub3c4\ub97c \ub192\uc774\uc2ed\uc2dc\uc624. \uc900\ud669\uc0ad \uac00\uacf5 \uc2dc\uc5d0\ub294 \uc808\uc0ad \uae4a\uc774\uc640 \uc774\uc1a1 \uc18d\ub3c4\ub97c \uae4a\uac8c \ud558\uace0 \uc808\uc0ad \uc18d\ub3c4\ub97c \ub0ae\ucd94\uc2ed\uc2dc\uc624. \uacbd\ud654\ub41c H13 \uc18c\uc7ac\uc5d0\uc11c\ub294 \uacf5\uaca9\uc801\uc778 \uc808\uc0ad \uc870\uac74\ubcf4\ub2e4 \uc7a5\ube44\uc758 \uac15\uc131\uacfc \uacf5\uad6c \uc548\uc815\uc131\uc774 \ub354 \uc911\uc694\ud55c \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>H13 \uac00\uacf5\uc758 \uc2e4\uc6a9\uc801\uc778 \uc804\ub7b5 \ubc0f \ud754\ud788 \uc800\uc9c0\ub974\ub294 \uc2e4\uc218<\/h2>\n      <p>\uc2e4\uc6a9\uc801\uc778 H13 \uac00\uacf5 \uacc4\ud68d\uc5d0\uc11c\ub294 \ud669\uc0ad \uac00\uacf5\uacfc \ucd5c\uc885 \uc815\uc0ad \uac00\uacf5\uc744 \ubd84\ub9ac\ud574\uc57c \ud569\ub2c8\ub2e4. \ubaa9\ud45c\ub294 \uac15\uc7ac\uac00 \uac00\uacf5 \uac00\ub2a5\ud55c \uc0c1\ud0dc\uc77c \ub54c \ub300\ubd80\ubd84\uc758 \uc7ac\ub8cc\ub97c \uc81c\uac70\ud55c \ub2e4\uc74c, \uacbd\ud654 \ud6c4 \uc81c\uc5b4\ub41c \uc808\uc0ad \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec \uacf5\uad6c\ub97c \uc815\uc0ad \uac00\uacf5\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr><th>\ub2e8\uacc4 \ub610\ub294 \ubb38\uc81c<\/th><th>\uad8c\uc7a5 \uc811\uadfc\ubc95<\/th><th>\uc65c \uc911\uc694\ud55c\uac00<\/th><\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>\uc8fc\uc694 \uc7ac\uace0 \uc81c\uac70<\/td><td>\uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c H13 \uae30\uacc4<\/td><td>\uacf5\uad6c \ub9c8\ubaa8 \ubc0f \uac00\uacf5 \ube44\uc6a9\uc744 \uc808\uac10\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uace0\uac15\ub3c4 \ud669\uc0ad \uac00\uacf5<\/td><td>\uc5f4\ucc98\ub9ac \ubc0f \ub9c8\uac10 \ucc98\ub9ac\ub97c \uc704\ud55c \uc801\uc808\ud55c \uc5ec\uc720 \uacf5\uac04\uc744 \ub0a8\uaca8\ub450\uc2ed\uc2dc\uc624.<\/td><td>\uc65c\uace1 \ubc0f \ucd5c\uc885 \ud06c\uae30 \uc81c\uc5b4\uc5d0 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uacbd\ud654 \uac00\uacf5<\/td><td>\ud558\ub4dc \ubc00\ub9c1, EDM, \uadf8\ub77c\uc778\ub529 \ub610\ub294 \uc815\ubc00 \uc120\uc0ad\uc740 \ud544\uc694\ud55c \uacbd\uc6b0\uc5d0\ub9cc \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><td>\uacbd\ud654 \ud6c4 \uacfc\ub3c4\ud55c \uacf5\uad6c \ub9c8\ubaa8\ub97c \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ub3c4\uad6c \uc120\ud0dd<\/td><td>\uacbd\ub3c4\uc5d0 \ub530\ub77c \ucf54\ud305\ub41c \ucd08\uacbd\ud569\uae08, \uc138\ub77c\ubbf9, PCBN, EDM \ub610\ub294 \uc5f0\uc0ad\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><td>\uacf5\uad6c \uc131\ub2a5\uc744 H13 \uc870\uac74\uc5d0 \ub9de\ucda5\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\uce69 \ubc0f \uc5f4 \uc81c\uc5b4<\/td><td>\uc548\uc815\uc801\uc778 \uc808\uc0ad, \ud6a8\uacfc\uc801\uc778 \uce69 \ubc30\ucd9c, \uc801\uc808\ud55c \ub0c9\uac01\uc218 \ub610\ub294 \uacf5\uae30 \ubd84\uc0ac\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><td>\uacf5\uad6c \uc218\uba85\uacfc \ud45c\uba74 \ub9c8\uac10\uc744 \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/td><\/tr>\n            <tr><td>\ucd5c\uc885 \ud45c\uba74 \ud488\uc9c8<\/td><td>\uae4a\uc740 \uacf5\uad6c \uc790\uad6d, \ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac, \uc5f0\uc0ad \ud654\uc0c1 \ubc0f EDM \uc190\uc0c1\uc744 \ubc29\uc9c0\ud558\uc2ed\uc2dc\uc624.<\/td><td>\uc0ac\uc6a9 \uc911 \uade0\uc5f4 \ubc1c\uc0dd \uc704\ud5d8\uc744 \uc904\uc785\ub2c8\ub2e4.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>\ud754\ud788 \uc800\uc9c0\ub974\ub294 \uc2e4\uc218\ub294 H13\uc744 \uc77c\ubc18 \ud569\uae08\uac15\ucc98\ub7fc \ucde8\uae09\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. H13\uc740 \ub2e8\ub2e8\ud55c \ud569\uae08 \ud0c4\ud654\ubb3c\uc744 \ud568\uc720\ud558\uace0 \uc788\uc73c\uba70 \uace0\uc628 \uac00\uacf5\uc6a9\uc73c\ub85c \uc124\uacc4\ub418\uc5c8\uae30 \ub54c\ubb38\uc5d0 \uac00\uacf5 \uc870\uac74\uc744 \uc2e0\uc911\ud558\uac8c \uc120\ud0dd\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n      <p>\ub610 \ub2e4\ub978 \uc2e4\uc218\ub294 \uacbd\ud654 \uac00\uacf5\uc744 \uc704\ud574 \ub108\ubb34 \ub9ce\uc740 \uc7ac\ub8cc\ub97c \ub0a8\uaca8\ub450\ub294 \uac83\uc785\ub2c8\ub2e4. \uacbd\ud654\ub41c H13\uc740 \ub9c8\ubb34\ub9ac \uac00\uacf5\uc774 \uac00\ub2a5\ud558\uc9c0\ub9cc, \ub9ce\uc740 \uc591\uc758 \uc7ac\ub8cc\ub97c \uc81c\uac70\ud558\ub294 \ub370\ub294 \ud6a8\uc728\uc801\uc774\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n      <p>\uc138 \ubc88\uc9f8 \uc2e4\uc218\ub294 \ucd5c\uc885 \ud45c\uba74 \uc0c1\ud0dc\ub97c \ubb34\uc2dc\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uae4a\uc740 \uae01\ud798, \ub0a0\uce74\ub85c\uc6b4 \ub0b4\ubd80 \ubaa8\uc11c\ub9ac, \uc190\uc0c1\ub41c \ud45c\uba74\uc740 \uae08\ud615 \uc218\uba85\uc744 \ub2e8\ucd95\uc2dc\ud0ac \uc218 \uc788\uc73c\uba70, \ud2b9\ud788 \uc5f4 \uc21c\ud658\uc774 \uc7a6\uace0 \uae30\uacc4\uc801 \uc2a4\ud2b8\ub808\uc2a4\ub97c \ubc1b\ub294 \uace0\uc628 \uc791\uc5c5 \ud658\uacbd\uc5d0\uc11c \ub354\uc6b1 \uadf8\ub807\uc2b5\ub2c8\ub2e4.<\/p>\n\n      <h2>\uacb0\ub860<\/h2>\n      <p>H13 \uacf5\uad6c\uac15\uc740 \uac00\uacf5\uc131\uc774 \uc6b0\uc218\ud558\uc9c0\ub9cc, \uc5b4\ub2d0\ub9c1 \ucc98\ub9ac \ud6c4 \uacbd\ud654 \ucc98\ub9ac\ub41c \uc0c1\ud0dc\uc5d0\uc11c \uac00\uacf5 \ud2b9\uc131\uc774 \ud06c\uac8c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc57d 192~229 HB \uacbd\ub3c4\uc758 \uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c H13\uc740 \uc77c\ubc18\uc801\uc778 \uac00\uacf5 \uc791\uc5c5\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \uc57d 45~55 HRC \uacbd\ub3c4\uc758 \uacbd\ud654 \ucc98\ub9ac\ub41c H13\ub3c4 \uac00\uacf5\uc740 \uac00\ub2a5\ud558\uc9c0\ub9cc, \ud2b9\uc218 \uacf5\uad6c, \uc548\uc815\uc801\uc778 \uc791\uc5c5 \ud658\uacbd, \uadf8\ub9ac\uace0 \uc815\ubc00\ud55c \ub9c8\ubb34\ub9ac \uc791\uc5c5\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n      <p>H13\uc744 \ud6a8\uc728\uc801\uc73c\ub85c \uac00\uacf5\ud558\ub294 \ud575\uc2ec\uc740 \uc804\uccb4 \uacf5\uc815\uc5d0 \ub2e8\uc77c \ubc29\ubc95\uc744 \uace0\uc9d1\ud558\uc9c0 \uc54a\ub294 \uac83\uc785\ub2c8\ub2e4. \uc5f4\ucc98\ub9ac \ud6c4\uc5d0\ub294 \uc5b4\ub2d0\ub9c1 \uac00\uacf5\uc73c\ub85c \uc18c\uc7ac\ub97c \uc81c\uac70\ud558\uace0, \ucd5c\uc885 \ud615\uc0c1 \uac00\uacf5\uc5d0\ub294 \uacbd\uc9c8 \ubc00\ub9c1, EDM, \uc5f0\uc0ad \ub610\ub294 \uc815\ubc00 \uc120\uc0ad\uc744 \ud65c\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p>\n      <p>H13 \uac15\uc7ac\ub294 \uace0\uc628 \uac00\uacf5 \uc131\ub2a5, \uc778\uc131, \ub0b4\ub9c8\ubaa8\uc131 \ubc0f \ub0b4\uc5f4\ud53c\ub85c\uc131\uc744 \uc6b0\uc120\uc2dc\ud558\ub294 \ud569\uae08 \uc124\uacc4\ub85c \uc778\ud574 \ucf8c\uc0ad\uac15\ubcf4\ub2e4 \uac00\uacf5\uc131\uc774 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc801\uc808\ud55c \uac00\uacf5 \uc21c\uc11c\uc640 \uacf5\uad6c \uc120\ud0dd\uc744 \ud1b5\ud574 \ub2e4\uc774\uce90\uc2a4\ud305 \uae08\ud615, \ub2e8\uc870 \uae08\ud615, \uc555\ucd9c \uae08\ud615, \ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615 \ub4f1 \uae4c\ub2e4\ub85c\uc6b4 \uacf5\uad6c \uc81c\uc791 \ubd84\uc57c\uc5d0 \ud6a8\uacfc\uc801\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n    <\/main>\n\n    <section class=\"aobo-final-cta\">\n      <div>\n        <h2>\uae08\ud615, \ubab0\ub4dc \ub610\ub294 \uc5f4\uac04 \uac00\uacf5 \uacf5\uad6c \uc81c\uc791\uc5d0 H13\uac15\uc774 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/h2>\n        <p>\uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ub2e4\uc774\uce90\uc2a4\ud305 \uae08\ud615, \ub2e8\uc870 \uae08\ud615, \uc555\ucd9c \uae08\ud615, \uae08\ud615 \uc778\uc11c\ud2b8, \uce90\ube44\ud2f0, \ucf54\uc5b4 \ubc0f \uae30\ud0c0 \uae4c\ub2e4\ub85c\uc6b4 \ud234\ub9c1 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \uc0ac\uc6a9\ub418\ub294 H13 \uc5f4\uac04 \uac00\uacf5 \uacf5\uad6c\uac15\uc744 \uacf5\uae09\ud569\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>H13 Tool Steel Machining Guide H13 Tool Steel Machinability: Annealed and Hardened Machining Guide H13 tool steel has moderate machinability in the annealed condition and becomes much harder to machine after hardening. In most die, mold, and hot-work tooling production, the practical rule is to complete the main stock removal before heat treatment, then use [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15386,"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-15328","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>H13 Tool Steel Machinability: Annealed vs Hardened H13 - AoboSteel<\/title>\n<meta name=\"description\" content=\"H13 tool steel has moderate machinability in the annealed condition but becomes difficult after hardening. 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