{"id":9318,"date":"2025-08-02T09:09:04","date_gmt":"2025-08-02T01:09:04","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9318"},"modified":"2026-10-14T13:34:12","modified_gmt":"2026-10-14T05:34:12","slug":"p20ni-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/p20ni-steel\/","title":{"rendered":"P20+Ni \uacf5\uad6c\uac15 | 1.2738 \uacf5\uae09\uc5c5\uccb4"},"content":{"rendered":"<style id=\"aobo-steel-rebuild\" data-noptimize=\"1\">\n\/* Rebuilt tool-steel page: banner is full-bleed, the body keeps the site's normal\n   content width. All layout rules live in this page, so a missing external\n   stylesheet can no longer collapse the page. *\/\n.ads2 *, .ads2 *::before, .ads2 *::after { box-sizing: border-box; }\n.ads2 { font-size: 16px; line-height: 1.75; color: #2b2b2b; }\n.ads2-hero { position: relative; width: 100vw !important; max-width: 100vw !important;\n  margin-left: calc(50% - 50vw) !important; margin-right: 0 !important;\n  min-height: 430px; display: flex; align-items: center; overflow: hidden; background: #1d1d1d; }\n.ads2-hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }\n.ads2-hero-ov { position: absolute; inset: 0; background: #4e4b40; opacity: .5; }\n.ads2-hero-scrim { position: absolute; inset: 0;\n  background: linear-gradient(90deg, rgba(0,0,0,.42) 0%, rgba(0,0,0,.32) 45%, rgba(0,0,0,.16) 78%, rgba(0,0,0,.04) 100%); }\n.ads2-hero-in { position: relative; width: 100%; max-width: 1200px; margin: 0 auto; padding: 56px 24px; color: #fff; }\n.ads2-crumb, .ads2-crumb a, .ads2-crumb h6, .ads2-crumb mark { color: #dfe6ef !important; 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position: absolute; left: 0; top: 0; color: #4ade80; font-weight: 700; }\n.ads2-cta { margin: 24px 0 6px; text-align: center; }\n.ads2-hero .ads2-cta { text-align: left; margin-top: 26px; }\n.ads2-btn { display: inline-block; background: #074fd0; color: #fff !important; font-weight: 400;\n  font-size: 16px; line-height: 16px; padding: 14px 30px; border-radius: 100px;\n  text-decoration: none !important; cursor: pointer; }\n.ads2-btn:hover { background: #063c9e; color: #fff !important; }\n.ads2-body { max-width: 1200px; margin: 0 auto; padding: 48px 24px 64px; }\n.ads2-sec { margin: 0 0 54px; }\n.ads2-sec:last-child { margin-bottom: 0; }\n.ads2 h2 { font-size: 27px; line-height: 1.3; color: #062a5a; font-weight: 700; margin: 0 0 20px;\n  padding-bottom: 12px; border-bottom: 1px solid #e6eaef; }\n.ads2 h3 { font-size: 21px; color: #062a5a; margin: 28px 0 12px; }\n.ads2 h4 { font-size: 18px; color: #062a5a; margin: 22px 0 10px; }\n.ads2 p { margin: 0 0 16px; }\n.ads2 a { color: #005fcf; text-decoration: none; }\n.ads2 a:hover { text-decoration: underline; }\n.ads2 ul, .ads2 ol { margin: 0 0 18px; padding-left: 22px; }\n.ads2 li { margin: 0 0 8px; }\n.ads2-cols2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 40px; }\n.ads2-cols2 ul { margin-bottom: 0; }\n.ads2-row { display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center; }\n.ads2-row-flip .ads2-col-i { order: -1; }\n.ads2-row .ads2-col-t > *:last-child { margin-bottom: 0; }\n.ads2-row .ads2-cta { margin-top: 16px; }\n.ads2-fig { margin: 0 0 22px; }\n.ads2-fig img { width: 100%; height: auto; display: block; }\n.ads2-gal { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 0 0 22px; }\n.ads2-gal .ads2-fig { margin: 0; }\n.ads2-row .ads2-fig { margin: 0; }\n.ads2-tw { margin: 0 0 22px; overflow-x: auto; }\n.ads2-t { width: 100%; border-collapse: collapse; font-size: 15px; }\n.ads2-t td, .ads2-t th { border: 1px solid #e3e7ec; padding: 11px 14px; vertical-align: top; text-align: left; }\n.ads2-t.kv td:first-child { background: #f6f8fa; font-weight: 600; color: #062a5a; width: 34%; }\n.ads2-t.data { font-size: 14.5px; }\n.ads2-t.data td, .ads2-t.data th { padding: 9px 11px; }\n.ads2-t.data thead th, .ads2-t.data tr:first-child td { background: #eef3f9; font-weight: 700; color: #062a5a; }\n.ads2-t.data tbody tr:nth-child(odd) td { background: #fbfcfd; }\n@media (max-width: 1000px) {\n  .ads2-row { grid-template-columns: 1fr; gap: 22px; }\n  .ads2-row-flip .ads2-col-i { order: 0; }\n  .ads2-cols2 { grid-template-columns: 1fr; }\n  .ads2-h1 { font-size: 30px; }\n  .ads2-hero { min-height: 340px; }\n}\n@media (max-width: 700px) {\n  .ads2-gal { grid-template-columns: 1fr; }\n  .ads2-body { padding: 32px 18px 44px; }\n  .ads2-t { font-size: 14px; }\n  .ads2-t td, .ads2-t th { padding: 9px 10px; }\n  .ads2-t.kv td:first-child { width: 42%; }\n  .ads2-tw { -webkit-overflow-scrolling: touch; }\n}\n@media (max-width: 640px) {\n  .ads2-hero-in { padding: 34px 18px 38px; }\n  .ads2-h1 { font-size: 25px; }\n  .ads2 h2 { font-size: 22px; }\n  .ads2-tag { font-size: 13px; }\n  .ads2-sub { font-size: 15px; }\n  .ads2-checks { gap: 6px 16px; }\n  .ads2-checks li { font-size: 14px; }\n  .ads2-btn { padding: 12px 24px; font-size: 15px; }\n  .ads2-sec { margin-bottom: 40px; }\n}\n<\/style>\n<div class=\"ads2\">\n<section class=\"ads2-hero\">\n  <img class=\"ads2-hero-img\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3.webp\" sizes=\"100vw\" alt=\"Bulk tool steel bar stock in the Aobo Steel warehouse\" loading=\"eager\" decoding=\"async\">\n  <div class=\"ads2-hero-ov\"><\/div>\n  <div class=\"ads2-hero-scrim\"><\/div>\n  <div class=\"ads2-hero-in\">\n    <nav class=\"ads2-crumb\"><a href=\"https:\/\/aobosteel.com\/ko\/\">\uc9d1 <\/a>&gt; <a href=\"https:\/\/aobosteel.com\/ko\/tool-steels\/\">\uacf5\uad6c\uac15 \uce74\ud0c8\ub85c\uadf8 <\/a>&gt; P20+Ni \ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615\uac15<\/nav>\n    <p class=\"ads2-tag\"><em>\uc544\uc624\ubcf4 \uc2a4\ud2f8 | \uc911\uad6d\uc758 \uae00\ub85c\ubc8c \uacf5\uad6c\uac15 \uacf5\uae09\uc5c5\uccb4<\/em><\/p>\n    <h1 class=\"ads2-h1\">AISI P20+Ni \uacf5\uad6c\uac15 | 1.2311 \uac1c\uc120\ud615 | 1.2738 \uc608\ube44\uacbd\ud654 \ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615\uac15<\/h1>\n    <ul class=\"ads2-checks\">\n      <li>100% UT Tested Quality Assurance<\/li>\n      <li>SEP 1921-82 Class D\/d Guaranteed<\/li>\n      <li>Pre-Hardened Condition<\/li>\n      <li>Surface: Black Scale, Turned, Mill Finish, or Polished<\/li>\n    <\/ul>\n    <div class=\"ads2-cta popmake-16052\"><a class=\"ads2-btn\" href=\"#\">P20+Ni \uc18c\uc7ac\uc5d0 \ub300\ud55c \ube60\ub978 \ubb38\uc758<\/a><\/div>\n  <\/div>\n<\/section>\n<div class=\"ads2-body\">\n<section class=\"ads2-sec\">\n<p>P20+Ni \uac15\uc740 \ubbf8\uad6d\uc758 P20 \uac15\uc5d0 Ni \ud569\uae08\uc744 \ucca8\uac00\ud558\uc5ec \uac1c\uc120\ud55c \ubbf8\ub7ec \ub9c8\uac10\uc6a9 \ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615\uac15\uc785\ub2c8\ub2e4. \uc774 \uac15\uc740 \ub192\uc740 \uacbd\ud654\ub2a5, \uc6b0\uc218\ud55c \uc5f0\ub9c8\uc131, \ubc29\uc804 \uac00\uacf5(EDM) \uc131\ub2a5 \ubc0f \ud14d\uc2a4\ucc98\ub9c1 \ud2b9\uc131\uc744 \uac16\ucd94\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc131\uc774 \uc2e4\uc81c \uc791\uc5c5 \ud604\uc7a5\uc5d0\uc11c \uc5b4\ub5bb\uac8c \ubc1c\ud718\ub418\ub294\uc9c0\ub294 \ub2e4\uc74c\uc5d0\uc11c \ub2e4\ub8f9\ub2c8\ub2e4. <a href=\"https:\/\/aobosteel.com\/ko\/plastic-mold-steel-polishing-and-texturing\/\">\ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615\uac15 \uc5f0\ub9c8 \ubc0f \ud14d\uc2a4\ucc98\ub9c1 \uac00\uc774\ub4dc<\/a>. \uace0\uc21c\ub3c4\uc640 \uade0\uc77c\ud55c \uc870\uc9c1\uc73c\ub85c \uc608\ube44 \uacbd\ud654\ub418\uc5b4 \uc788\uc5b4, \ud2b9\ud788 \ubc29\uc804 \uac00\uacf5\uc774 \ud544\uc694\ud55c \uace0\uc0ac\uc591 \ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/p>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>1. P20+Ni\uac15\uc758 \uc751\uc6a9 \ubd84\uc57c<\/h2>\n<div class=\"ads2-gal\"><figure class=\"ads2-fig\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/Plastic-Injection-Molds.avif\" alt=\"\ud50c\ub77c\uc2a4\ud2f1 \uc0ac\ucd9c \uae08\ud615\"><figcaption>\ud50c\ub77c\uc2a4\ud2f1 \uc0ac\ucd9c \uae08\ud615<\/figcaption><\/figure><figure class=\"ads2-fig\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/mirror-finish-plastic-mold-png.avif\" alt=\"\uac70\uc6b8\ucc98\ub7fc \ub9e4\ub044\ub7ec\uc6b4 \ud50c\ub77c\uc2a4\ud2f1 \ubab0\ub4dc\"><figcaption>\uac70\uc6b8\ucc98\ub7fc \ub9e4\ub044\ub7ec\uc6b4 \ud50c\ub77c\uc2a4\ud2f1 \ubab0\ub4dc<\/figcaption><\/figure><\/div>\n<ol>\n<li>\ubcf5\uc7a1\ud558\uace0 \uc815\ubc00\ub3c4\uac00 \ub192\uc740 \ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615 \uc81c\uc791\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ub300\uaddc\ubaa8 \uac70\uc6b8\ucc98\ub7fc \ub9e4\ub044\ub7ec\uc6b4 \ud45c\uba74\uc758 \ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615 \uc0dd\uc0b0\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>2. P20+Ni\uac15\uc758 \ud654\ud559 \uc870\uc131<\/h2>\n<div class=\"ads2-tw\"><table class=\"ads2-t data\"><thead><tr><td>Carbon (C)<\/td><td>\uaddc\uc18c (Si)<\/td><td>\ub9dd\uac04 (Mn)<\/td><td>\uc778(P)<\/td><td>\ud669(S)<\/td><td>\ud06c\ub86c (Cr)<\/td><td>\ubab0\ub9ac\ube0c\ub374 (Mo)<\/td><td>\ub2c8\ucf08(Ni)<\/td><\/tr><\/thead><tbody><tr><td>0.35 \u2013 0.45<\/td><td>0.20 \u2013 0.40<\/td><td>0.60 \u2013 1.60<\/td><td>\u2264 0.030<\/td><td>\u2264 0.030<\/td><td>1.80 \u2013 2.10<\/td><td>0.15 \u2013 0.25<\/td><td>0.90 \u2013 1.20<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>3. P20+Ni\uac15\uc758 \ubb3c\ub9ac\uc801 \ud2b9\uc131<\/h2>\n<div class=\"ads2-tw\"><table class=\"ads2-t data\"><thead><tr><td>\uc131\uc9c8<\/td><td>\uac12<\/td><td>\ub2e8\uc704<\/td><\/tr><\/thead><tbody><tr><td>\ubc00\ub3c4<\/td><td>7.7 \u2013 7.85<\/td><td>g\/cm\u00b3<\/td><\/tr><tr><td>\uacbd\ub3c4(\uacbd\ud654 \uc804)<\/td><td>280-320<\/td><td>HB<\/td><\/tr><tr><td>\u00a0<\/td><td>~28-32<\/td><td>HRC<\/td><\/tr><tr><td>\uc778\uc7a5 \uac15\ub3c4<\/td><td>850 \u2013 1300<\/td><td>MPa<\/td><\/tr><tr><td>\ud56d\ubcf5 \uac15\ub3c4<\/td><td>770 \u2013 1000<\/td><td>MPa<\/td><\/tr><tr><td>\uc5f0\uc7a5<\/td><td>13 \u2013 16<\/td><td>%<\/td><\/tr><tr><td>\ucda9\uaca9 \uc778\uc131<\/td><td>20 \u2013 42<\/td><td>J\/cm\u00b2<\/td><\/tr><tr><td>\ud0c4\uc131\uacc4\uc218<\/td><td>205 \u2013 212 x 10\u00b3<\/td><td>MPa<\/td><\/tr><tr><td>\uc5f4\uc804\ub3c4\uc728<\/td><td>\u00a0<\/td><td>\u00a0<\/td><\/tr><tr><td>* 20\u00b0C \uae30\uc900<\/td><td>29 \u2013 35<\/td><td>\uc640\ud2b8\/(m\u00b7K)<\/td><\/tr><tr><td>* 350\u00b0C\uc5d0\uc11c<\/td><td>~34<\/td><td>\uc640\ud2b8\/(m\u00b7K)<\/td><\/tr><tr><td>* 700\u00b0C\uc5d0\uc11c<\/td><td>~33<\/td><td>\uc640\ud2b8\/(m\u00b7K)<\/td><\/tr><tr><td>\uc5f4\ud33d\ucc3d \uacc4\uc218.<\/td><td>\u00a0<\/td><td>\u00a0<\/td><\/tr><tr><td>* 20-100\u00b0C<\/td><td>11.2 \u2013 12.0 x 10\u207b\u2076<\/td><td>\/\ucf00\uc774<\/td><\/tr><tr><td>* 20-200\u00b0C<\/td><td>12.8 x 10\u207b\u2076<\/td><td>\/\ucf00\uc774<\/td><\/tr><tr><td>* 20-300\u00b0C<\/td><td>13.5 x 10\u207b\u2076<\/td><td>\/\ucf00\uc774<\/td><\/tr><tr><td>\uc784\uacc4 \uc628\ub3c4<\/td><td>\u00a0<\/td><td>\u00b0C<\/td><\/tr><tr><td>* Ac1<\/td><td>720<\/td><td>\u00b0C<\/td><\/tr><tr><td>* Ac3<\/td><td>800<\/td><td>\u00b0C<\/td><\/tr><tr><td>* \uc5ec\uc0ac<\/td><td>290<\/td><td>\u00b0C<\/td><\/tr><tr><td>\uc5f0\uc9c8 \uc5b4\ub2d0\ub9c1 \uc628\ub3c4.<\/td><td>710-740<\/td><td>\u00b0C<\/td><\/tr><tr><td>\uc2a4\ud2b8\ub808\uc2a4 \ud574\uc18c\uc6a9 \uc628\ub3c4.<\/td><td>560-600<\/td><td>\u00b0C<\/td><\/tr><tr><td>\uacbd\ud654 \uc628\ub3c4<\/td><td>840-880<\/td><td>\u00b0C<\/td><\/tr><tr><td>\ud15c\ud37c\ub9c1 \uc628\ub3c4<\/td><td>100-700<\/td><td>\u00b0C<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>4. P20+Ni \ub4f1\uac00\ubb3c DIN 1.2738<\/h2>\n<p>1.2738 steel is a German\u00a0super-pre-hardened plastic mold steel, supplied in a pre-hardened condition that\u00a0eliminates the need for additional heat treatment\u00a0and allows\u00a0direct machining into molds. It offers\u00a0excellent machinability, facilitates\u00a0cutting and polishing, and undergoes\u00a0stress-relief annealing\u00a0and\u00a0surface nitriding treatment\u00a0with\u00a0minimal dimensional and hardness changes. Particularly suitable for plastic mold frames with a thickness greater than 400mm.<\/p>\n<h3>1.2738 \uac15\ucca0 \ud654\ud559 \uc870\uc131<\/h3>\n<div class=\"ads2-tw\"><table class=\"ads2-t data\"><thead><tr><td>Carbon (C)<\/td><td>\uaddc\uc18c (Si)<\/td><td>\ub9dd\uac04 (Mn)<\/td><td>\uc778(P)<\/td><td>\ud669(S)<\/td><td>\ud06c\ub86c (Cr)<\/td><td>\ubab0\ub9ac\ube0c\ub374 (Mo)<\/td><td>\ub2c8\ucf08(Ni)<\/td><\/tr><\/thead><tbody><tr><td>0.35 \u2013 0.45<\/td><td>0.20 \u2013 0.40<\/td><td>1.30 \u2013 1.60<\/td><td>\u2264 0.030<\/td><td>\u2264 0.030<\/td><td>1.80 \u2013 2.10<\/td><td>0.15 \u2013 0.25<\/td><td>0.90 \u2013 1.20<\/td><\/tr><\/tbody><\/table><\/div>\n<h3>1.2738 \uac15\ucca0\uc758 \ubb3c\ub9ac\uc801 \ud2b9\uc131<\/h3>\n<div class=\"ads2-tw\"><table class=\"ads2-t data\"><thead><tr><td>\uc131\uc9c8<\/td><td>\uac12<\/td><td>\ub2e8\uc704<\/td><\/tr><\/thead><tbody><tr><td>\ubc00\ub3c4<\/td><td>7.85<\/td><td>g\/cm\u00b3<\/td><\/tr><tr><td>\uacbd\ub3c4(\uacbd\ud654 \uc804)<\/td><td>280-325<\/td><td>HB<\/td><\/tr><tr><td>\uc778\uc7a5 \uac15\ub3c4<\/td><td>850 \u2013 1100<\/td><td>MPa<\/td><\/tr><tr><td>\ud56d\ubcf5 \uac15\ub3c4<\/td><td>770 \u2013 980<\/td><td>MPa<\/td><\/tr><tr><td>\uc5f0\uc7a5<\/td><td>13 \u2013 16<\/td><td>%<\/td><\/tr><tr><td>\ucda9\uaca9 \uc778\uc131<\/td><td>20 \u2013 42<\/td><td>J\/cm\u00b2<\/td><\/tr><tr><td>\ud0c4\uc131\uacc4\uc218<\/td><td>205 x 10\u00b3<\/td><td>\ub274\/mm\u00b2<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"ads2-cta popmake-16052\"><a class=\"ads2-btn\" href=\"#\">\uacac\uc801 \uc694\uccad\uc11c \uc591\uc2dd \uc5f4\uae30<\/a><\/div>\n<\/section>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Home &gt; Tool Steel Catalog &gt; P20+Ni Plastic Mold Steel Aobo Steel | Global Tool Steel Supplier in China AISI P20+Ni Tool Steel | 1.2311 Improved | 1.2738 Pre-Hardened Plastic Mold Steel 100% UT Tested Quality Assurance SEP 1921-82 Class D\/d Guaranteed Pre-Hardened Condition Surface: Black Scale, Turned, Mill Finish, or Polished Quick Inquiry For [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4735,"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":"default","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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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