{"id":9444,"date":"2025-08-03T16:40:15","date_gmt":"2025-08-03T08:40:15","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9444"},"modified":"2026-10-22T13:38:22","modified_gmt":"2026-10-22T05:38:22","slug":"o2-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/o2-tool-steel\/","title":{"rendered":"O2 \uacf5\uad6c\uac15 | 1.2842 \uc6d0\ud615 \ubc0f \ud3c9\uac15 \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; font-size: 13px;\n  text-decoration: none; letter-spacing: .2px; }\n.ads2-crumb h6 { display: inline; font-weight: 400; margin: 0; }\n.ads2-crumb a:hover { color: #fff !important; text-decoration: underline; }\n.ads2-tag { margin: 10px 0 6px; color: #eef1f5 !important; font-size: 14px; text-shadow: 0 1px 6px rgba(0,0,0,.8); }\n.ads2-h1 { margin: 0 0 12px; font-size: 40px; line-height: 1.2; font-weight: 800; color: #fff !important;\n  letter-spacing: -.2px; max-width: 900px; text-shadow: 0 2px 14px rgba(0,0,0,.85), 0 0 4px rgba(0,0,0,.55); }\n.ads2-sub { margin: 0 0 20px; font-size: 17px; color: #fff !important; text-shadow: 0 1px 8px rgba(0,0,0,.9), 0 0 3px rgba(0,0,0,.6); }\n.ads2-checks { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; }\n.ads2-checks li { position: relative; margin: 0; padding-left: 20px; font-size: 15px; color: #fff !important;\n  text-shadow: 0 1px 6px rgba(0,0,0,.85); }\n.ads2-checks li::before { content: \"\\2713\"; 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\/* two stacked text+image rows need air between them *\/\n.ads2-row + .ads2-row { margin-top: 42px; }\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\"><\/p>\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; O2 \uacf5\uad6c\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 O2 \uacf5\uad6c\uac15 | 1.2842 | SKS31 \uc624\uc77c \uacbd\ud654 \ub0c9\uac04 \uac00\uacf5\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>Annealed State Delivery<\/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=\"#\">\uc0b0\uc18c \ubb3c\uc9c8\uc5d0 \ub300\ud55c \ube60\ub978 \ubb38\uc758<\/a><\/div>\n<\/p><\/div>\n<\/section>\n<div class=\"ads2-body\">\n<section class=\"ads2-sec\">\n<p>O2 \uacf5\uad6c\uac15\uc740 \ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc9c0\ub2c8\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub2f4\uae08\uc9c8 \uc2dc \ubcc0\ud615\uc774 \ucd5c\uc18c\ud654\ub418\uace0 \uacbd\ud654\uc131\uc774 \uc6b0\uc218\ud569\ub2c8\ub2e4. \uc774 \uac15\uc7ac\ub294 \ub2e4\uc591\ud55c \uc815\ubc00 \uce21\uc815 \uacf5\uad6c \ubc0f \ud15c\ud50c\ub9bf \uc81c\uc791\uc5d0 \uc801\ud569\ud558\uba70, \uc18c\ud615 \uae08\ud615, \ub0c9\uac04 \ud504\ub808\uc2a4 \uae08\ud615, \uc870\uac01 \uae08\ud615, \ube14\ub7ad\ud0b9 \uae08\ud615 \ub4f1\uc5d0\ub3c4 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub610\ud55c \uacf5\uc791\uae30\uacc4 \ub098\uc0ac \ubc0f \uae30\ud0c0 \uad6c\uc870 \ubd80\ud488\uc5d0\ub3c4 \ud65c\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p>\ubbf8\uad6d ASTM A681 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub294 O2\ub85c \ud45c\uae30\ub429\ub2c8\ub2e4. \ub2e4\ub978 \uad6d\uac00 \ud45c\uc900\uc5d0\uc11c\ub294 ISO 90MnV2, \ubbf8\uad6d\/UNS T31502, \ub3c5\uc77c\/DIN 90MnCrV8, \ub3c5\uc77c\/W-Nr. 1.2842\uc640 \uac19\uc740 \uc720\uc0ac\ud55c \uba85\uce6d\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.\u00a0<\/p>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>\uacf5\uae09 \uac1c\uc694<\/h2>\n<div class=\"ads2-tw\">\n<table class=\"ads2-t kv\">\n<thead>\n<tr>\n<th>\ud56d\ubaa9<\/th>\n<th>\uc138\ubd80<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ub4f1\uae09<\/td>\n<td>AISI O2 \/ DIN 1.2842 \/ JIS SKS31<\/td>\n<\/tr>\n<tr>\n<td>\ubc30\uc1a1 \uc870\uac74<\/td>\n<td>\uc644\uc804 \uc5f4\ucc98\ub9ac\ub428 (\ucd5c\ub300 \uacbd\ub3c4 215~230 HB, \uac00\uacf5\uc5d0 \uc801\ud569)<\/td>\n<\/tr>\n<tr>\n<td>\uacf5\uae09 \ud615\ud0dc<\/td>\n<td>\uc6d0\ud615 \ubd09 \/ \ud3c9\ucca0 \/ \ud310\uc7ac \/ \ub2e8\uc870 \ube14\ub85d<\/td>\n<\/tr>\n<tr>\n<td>\uc6d4\ubcc4 \uacf5\uae09 \ub2a5\ub825<\/td>\n<td>\uc9c0\uc18d\uc801\uc778 \uc7ac\uace0 \uc9c0\uc6d0\uc744 \ud1b5\ud55c \uc548\uc815\uc801\uc778 \uc6d4\ubcc4 \uc0dd\uc0b0\ub7c9<\/td>\n<\/tr>\n<tr>\n<td>\uad8c\uc7a5 \uc218\ucd9c\ub7c9<\/td>\n<td>20GP \ucee8\ud14c\uc774\ub108 \uac00\ub4dd (~26\ud1a4)<\/td>\n<\/tr>\n<tr>\n<td>MOQ<\/td>\n<td>5\ud1a4<\/td>\n<\/tr>\n<tr>\n<td>\ub9ac\ub4dc \ud0c0\uc784 (\uc7ac\uace0 \uc8fc\uad34)<\/td>\n<td>\uc57d 20\uc77c<\/td>\n<\/tr>\n<tr>\n<td>\ub9ac\ub4dc \ud0c0\uc784(\uc2e0\uc120 \uc6a9\uc735)<\/td>\n<td>30~45\uc77c<\/td>\n<\/tr>\n<tr>\n<td>\ub9ac\ub4dc \ud0c0\uc784(ESR \uc635\uc158)<\/td>\n<td>\uc57d 60\uc77c<\/td>\n<\/tr>\n<tr>\n<td>\uc810\uac80<\/td>\n<td>100% UT \ud14c\uc2a4\ud2b8 \uacb0\uacfc SEP 1921-82 Class D\/d \ub610\ub294 E\/e \ub4f1\uae09\uc744 \ucda9\uc871\ud568<\/td>\n<\/tr>\n<tr>\n<td>\uc120\uc801 \uc11c\ub958 \ube44\uce58<\/td>\n<td>MTC(EN 10204 3.1) + \uc8fc\ubb38\ub2f9 UT \ubcf4\uace0\uc11c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"ads2-row\">\n<div class=\"ads2-col-t\">\n<h2>\uc0dd\uc0b0 \uc548\uc815\uc131<\/h2>\n<ul>\n<li>O2 \uc624\uc77c \uacbd\ud654 \ub4f1\uae09 \ud569\uae08\uc758 \uc548\uc815\uc801\uc778 \uacf5\uae09<\/li>\n<li>\uc77c\uad00\ub41c \uc5b4\ub2d0\ub9c1 \uad6c\uc870\ub85c \uc608\uce21 \uac00\ub2a5\ud55c \uac00\uacf5\uc131 \ud655\ubcf4<\/li>\n<li><a href=\"https:\/\/aobosteel.com\/ko\/what-is-electroslag-remelting-esr\/\">ESR(\uc804\uae30 \uc2ac\ub798\uadf8 \uc7ac\uc6a9\uc735)<\/a> \uc694\uccad \uc2dc \uc81c\uacf5 \uac00\ub2a5<\/li>\n<li>\uc81c\uc870 \ubc30\uce58 \ucd94\uc801\uc740 \ucd5c\ucd08 \uac00\uc5f4 \ubc88\ud638\uc640 \uc5f0\ub3d9\ub429\ub2c8\ub2e4.<\/li>\n<li>\uc720\ud1b5\uc5c5\uccb4 \ubc0f \uc7ac\uace0 \uad00\ub9ac\uc5c5\uccb4\uc758 \ub300\ub7c9 \uc7ac\uace0 \ubcf4\ucda9\uc744 \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<div class=\"ads2-cta popmake-16052\"><a class=\"ads2-btn\" href=\"#\">\ub300\ub7c9 \uc0b0\uc18c \uacac\uc801 \uc694\uccad<\/a><\/div>\n<\/div>\n<div class=\"ads2-col-i\">\n<figure class=\"ads2-fig\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20171115_153016-1024x576.avif\" alt=\"O2 tool steel billets being forged at a partner mill in Huangshi\"><\/figure>\n<\/div>\n<\/div>\n<div class=\"ads2-row\">\n<div class=\"ads2-col-t\">\n<h2>\ud3ec\uc7a5 \ubc0f \ubc30\uc1a1<\/h2>\n<ul>\n<li>\ud574\uc0c1 \uc6b4\uc1a1\uc5d0 \uc801\ud569\ud55c \uc218\ucd9c \ud3ec\uc7a5<\/li>\n<li>20GP \ucee8\ud14c\uc774\ub108 \ucd5c\uc801\ud654 \uc801\uc7ac (\ucd5c\ub300 \uc57d 26\ud1a4)<\/li>\n<li>\ub2e4\uc591\ud55c \ud06c\uae30\uc640 \uc0ac\uc591\uc758 \uc81c\ud488\uc744 \ud558\ub098\uc758 \ucee8\ud14c\uc774\ub108\uc5d0 \ub2f4\uc544 \ubc30\uc1a1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc7a5\uae30\uac04 \ud574\uc0c1 \uc6b4\uc1a1 \uc911 \ub179 \ubc29\uc9c0<\/li>\n<\/ul>\n<p>\ud574\uc678 \uad6c\ub9e4\uc790\uc758 \uacbd\uc6b0, \ube44\uc6a9 \ud6a8\uc728\uc131\uacfc \uc6d0\ud65c\ud55c \ud1b5\uad00\uc744 \uc704\ud574 \ucee8\ud14c\uc774\ub108 \uc804\uccb4 \uc801\uc7ac\ub97c \uac15\ub825\ud788 \uad8c\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<div class=\"ads2-cta popmake-16052\"><a class=\"ads2-btn\" href=\"#\">O2 \ucee8\ud14c\uc774\ub108 \uc804\uccb4 \uac00\uaca9 \uc54c\uc544\ubcf4\uae30<\/a><\/div>\n<\/p><\/div>\n<div class=\"ads2-col-i\">\n<figure class=\"ads2-fig\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/photobank-2.avif\" width=\"1000\" height=\"750\" alt=\"20GP container loaded with O2 tool steel bars packed for export\"><\/figure>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>\uc751\uc6a9 \ubd84\uc57c<\/h2>\n<p>\ubcf4\ub2e4 \uba85\ud655\ud55c \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud574 O2 \uacf5\uad6c\uac15\uc758 \uc77c\ubc18\uc801\uc778 \uc0b0\uc5c5 \uc6a9\ub3c4\ub97c \uc0b4\ud3b4\ubcf4\uace0, \uadf8 \ud2b9\uc131\uc774 \ucd5c\ub300\uc758 \uc774\uc810\uc744 \ubc1c\ud718\ud558\ub294 \ubd84\uc57c\ub97c \uac15\uc870\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<div class=\"ads2-tw\">\n<table class=\"ads2-t data\">\n<thead>\n<tr>\n<th>\uc751\uc6a9 \ubd84\uc57c<\/th>\n<th>\ud2b9\uc815 O2 \uac15\ucca0 \uc6a9\ub3c4<\/th>\n<th>\uc6b4\uc601\uc5d0 \uc788\uc5b4 \uc8fc\uc694 \uc774\uc810<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\ub2e4\uc774\uc640 \ud380\uce58<\/strong><\/td>\n<td>\ube14\ub7ad\ud0b9 \ub2e4\uc774, \ud2b8\ub9ac\ubc0d \ud234, \ub4dc\ub85c\uc789 \ub2e4\uc774, \ud50c\ub79c\uc9d5 \ud234, \uc131\ud615 \ud380\uce58. \ud2b9\ud788 \uc2a4\ud0ec\ud551 \ud234\uc758 \ube14\ub7ad\ud06c \ud640\ub354(\uc555\ub825 \ubc0f \ub9c8\ucc30 \uc800\ud56d)\uc640 \ub525 \ub4dc\ub85c\uc789 \ub2e4\uc774\uc758 \uc774\uc81d\ud130 \ubc0f \ube14\ub7ad\ud06c \ud640\ub354(\ub9c8\ucc30 \uc800\ud56d)\uc5d0 \ud6a8\uacfc\uc801\uc785\ub2c8\ub2e4.<\/td>\n<td>\ub6f0\uc5b4\ub09c \ub0b4\ub9c8\ubaa8\uc131, \uc6b0\uc218\ud55c \uc778\uc131, \uce58\uc218 \uc548\uc815\uc131 \uc720\uc9c0\ub85c \uc77c\uad00\ub41c \ubd80\ud488 \uc0dd\uc0b0\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><strong>\uac8c\uc774\uc9c0<\/strong><\/td>\n<td>\uc815\ubc00 \uce21\uc815 \ub3c4\uad6c, \ub9c8\uc2a4\ud130 \uac8c\uc774\uc9c0.<\/td>\n<td>\uacbd\ud654 \ud6c4 \ub192\uc740 \uce58\uc218 \uc548\uc815\uc131\uc740 \uc815\ud655\ub3c4\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud558\uba70, \uc6b0\uc218\ud55c \ub0b4\ub9c8\ubaa8\uc131\uc740 \uae34 \uc218\uba85\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><strong>\uae30\uacc4 \ubd80\ud488<\/strong><\/td>\n<td>\ucea0, \ub0b4\uad6c\uc131 \uc788\ub294 \ubd80\uc2f1, \ub0b4\ub9c8\ubaa8\uc131 \uac00\uc774\ub4dc\uc640 \uac19\uc740 \ubd80\ud488\ub4e4.<\/td>\n<td>\uae4c\ub2e4\ub85c\uc6b4 \uae30\uacc4 \ubd80\ud488\uc5d0 \ud544\uc694\ud55c \ub0b4\ub9c8\ubaa8\uc131\uacfc \uc778\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><strong>\ucf54\uc774\ub2dd \ubc0f \ud30c\uc6b0\ub354 \ud504\ub808\uc2a4<\/strong><\/td>\n<td>\uc8fc\ubb3c \uac00\uacf5\uc6a9 \uacf5\uad6c, \ubd84\ub9d0 \uae08\uc18d \uc555\ucd95\uc6a9 \ud380\uce58 \ubc0f \ub2e4\uc774.<\/td>\n<td>\uc774\ub7ec\ud55c \uacf5\uc815\uc5d0\uc11c \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \ub192\uc740 \uc555\ucd95\ub825\uacfc \ub9c8\ubaa8\ub97c \uacac\ub38c\ub0c5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><strong>\ub0c9\uac04 \uc555\uc5f0<\/strong><\/td>\n<td>\ub0c9\uac04 \uc555\uc5f0 \uacf5\uc815\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ub864.<\/td>\n<td>\uc0c1\uc628\uc5d0\uc11c \uae08\uc18d \uc131\ud615\uc5d0 \ud544\uc694\ud55c \ub192\uc740 \ub0b4\ub9c8\ubaa8\uc131\uacfc \uc778\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>O2 \ubc0f \uadf8\uc640 \ub3d9\ub4f1\ud55c \ub4f1\uae09\uc758 \ud654\ud559\uc801 \uc870\uc131<\/h2>\n<div class=\"ads2-tw\">\n<table class=\"ads2-t data\">\n<thead>\n<tr>\n<td><strong>\ub4f1\uae09<\/strong><\/td>\n<td><strong>C<\/strong><\/td>\n<td><strong>Si<\/strong><\/td>\n<td><strong>Mn<\/strong><\/td>\n<td><strong>Cr<\/strong><\/td>\n<td><strong>V<\/strong><\/td>\n<td><strong>W<\/strong><\/td>\n<td><strong>P\/S (\ucd5c\ub300)<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>O2 <\/td>\n<td>0.85\u20130.95<\/td>\n<td>0.50<\/td>\n<td>1.40\u20131.80<\/td>\n<td>0.40\u20130.60<\/td>\n<td>0.30<\/td>\n<td>0.40\u20130.60<\/td>\n<td>0.030<\/td>\n<\/tr>\n<tr>\n<td>1.2842 <\/td>\n<td>0.85\u20130.95<\/td>\n<td>0.10\u20130.40<\/td>\n<td>1.80\u20132.20<\/td>\n<td>0.20\u20130.50<\/td>\n<td>0.05\u20130.15<\/td>\n<td>\u2014<\/td>\n<td>0.030<\/td>\n<\/tr>\n<tr>\n<td>SKS31<\/td>\n<td>0.90\u20131.05<\/td>\n<td>0.35<\/td>\n<td>0.90\u20131.20<\/td>\n<td>0.50\u20131.00<\/td>\n<td>\u2014<\/td>\n<td>0.50\u20131.00<\/td>\n<td>0.030<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>O2 \uacf5\uad6c\uac15\uc758 \ud2b9\uc131<\/h2>\n<p>\ub2e4\uc74c\uc740 \ud575\uc2ec \uc0ac\ud56d\uc5d0 \ub300\ud55c \ubd84\uc11d\uc785\ub2c8\ub2e4.\u00a0<strong>O2 \uac15\ucca0\uc758 \ud2b9\uc131<\/strong>\u00a0\uadf8\ub9ac\uace0 \uc774\ub7ec\ud55c \uc0ac\ud56d\ub4e4\uc774 \uadc0\uc0ac\uc758 \uc6b4\uc601\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<div class=\"ads2-tw\">\n<table class=\"ads2-t kv\">\n<thead>\n<tr>\n<th>\uc18d\uc131 \uce74\ud14c\uace0\ub9ac<\/th>\n<th>\uc124\uba85 \ubc0f \uc0ac\uc6a9\uc790\uc5d0\uac8c \ubbf8\uce58\ub294 \uc601\ud5a5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ub192\uc740 \uacbd\ub3c4<\/td>\n<td>\ud45c\uba74 \uacbd\ub3c4(60-62 HRC)\uac00 \ub6f0\uc5b4\ub098 \uc555\uc785\uc5d0 \uac15\ud558\uace0 \uacf5\uad6c\uc758 \ub0a0\uce74\ub85c\uc6b4 \uc808\uc0ad\ub0a0\uc774\ub098 \ub0b4\uad6c\uc131 \uc788\ub294 \uc131\ud615\uba74\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc6b0\uc218\ud55c \ub0b4\ub9c8\ubaa8\uc131<\/td>\n<td>\ub192\uc740 \ud0c4\uc18c \ud568\ub7c9\uacfc \uadf8\ub85c \uc778\ud55c \uacbd\ub3c4\ub294 \ub0b4\ub9c8\ubaa8\uc131\uc744 \ud5a5\uc0c1\uc2dc\ucf1c \uacf5\uad6c \ubc0f \uae08\ud615\uc758 \uc218\uba85\uc744 \uc5f0\uc7a5\ud558\ub294 \ub370 \uae30\uc5ec\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uacf5\uc815\ud55c \uac15\uc778\ud568<\/td>\n<td>\ub2e4\uc591\ud55c \ub0c9\uac04 \uac00\uacf5 \uc791\uc5c5\uc5d0 \uc801\ud569\ud55c \uade0\ud615 \uc7a1\ud78c \uac15\ub3c4\ub97c \uc81c\uacf5\ud558\uc5ec \uc791\uc5c5 \uc911 \ubc1c\uc0dd\ud558\ub294 \uc751\ub825 \ud558\uc5d0\uc11c \uc870\uae30 \ud30c\uc190\uc774\ub098 \uade0\uc5f4\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc6b0\uc218\ud55c \ube44\ubcc0\ud615 \ud2b9\uc131<\/td>\n<td>\uc624\uc77c \ub2f4\uae08\uc9c8 \uc5f4\ucc98\ub9ac \uacf5\uc815 \ud6c4 \uc0c1\ub300\uc801\uc73c\ub85c \ub0ae\uc740 \ubcc0\ud615\ub960\ub85c \uc6b0\uc218\ud55c \uce58\uc218 \uc548\uc815\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc774\ub294 \uc815\ubc00 \uacf5\uad6c \uc81c\uc791\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uacbd\ud654 \uacfc\uc815\uc5d0\uc11c\uc758 \uc548\uc804\uc131<\/td>\n<td>O2\uac15\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc624\uc77c \ub2f4\uae08\uc9c8 \ubc29\uc2dd\uc740 \uc218\ub0c9\uc2dd\uc5d0 \ube44\ud574 \uade0\uc5f4 \ubc0f \ubcc0\ud615 \uc704\ud5d8\uc744 \ucd5c\uc18c\ud654\ud558\uba70, \ud2b9\ud788 \ubcf5\uc7a1\ud55c \uacf5\uad6c \ud615\uc0c1\uc5d0 \uc720\ub9ac\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ud53c\uc0ad\uc131<\/td>\n<td>\uc5b4\ub2d0\ub9c1(\uc0ac\uc804 \uacbd\ud654) \ucc98\ub9ac\ub41c \uc0c1\ud0dc\uc758 O2 \uacf5\uad6c\uac15(\uc774 \uc810\uc5d0\uc11c O1\uacfc \uc720\uc0ac\ud568)\uc740 \uc6b0\uc218\ud55c \uac00\uacf5\uc131\uc744 \uc81c\uacf5\ud558\uc5ec \uacf5\uad6c \uc81c\uc791\uc744 \uc6a9\uc774\ud558\uac8c \ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc5f4 \uac10\ub3c4<\/td>\n<td>O2\uac15\uc740 \uace0\uc628\uc5d0\uc11c \uc5f0\ud654\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \ub0ae\ub2e4\ub294 \uc810\uc5d0 \uc720\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc131\uc73c\ub85c \uc778\ud574 O2\uac15\uc740 \ub0c9\uac04 \uac00\uacf5\uc6a9 \uac15\uc7ac\ub85c \ubd84\ub958\ub418\uba70, \uace0\uc628\uc774 \uac00\ud574\uc9c0\ub294 \uc6a9\ub3c4\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"ads2-sec\">\n<h2> O2\uac15 \uc5f4\ucc98\ub9ac \ub9e4\uac1c\ubcc0\uc218<\/h2>\n<div class=\"ads2-tw\">\n<table class=\"ads2-t data\">\n<thead>\n<tr>\n<td><strong>\ucc98\ub9ac \ub2e8\uacc4<\/strong><\/td>\n<td><strong>\uc628\ub3c4 \ubc94\uc704<\/strong><\/td>\n<td><strong>\uc77c\ubc18\uc801\uc778 \uc18c\uc694 \uc2dc\uac04\/\uc8fc\uc694 \uc0ac\ud56d<\/strong><\/td>\n<td><strong>\uc8fc\uc694 \ubaa9\uc801<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc608\uc5f4<\/td>\n<td>\uc57d 650\u00b0C (1200\u00b0F)<\/td>\n<td>\uade0\uc77c\ud55c \uc628\ub3c4\uac00 \ub420 \ub54c\uae4c\uc9c0<\/td>\n<td>\uc5f4 \ucda9\uaca9\uc744 \ucd5c\uc18c\ud654\ud558\uace0 \ubcc0\ud615 \uc704\ud5d8\uc744 \uc904\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654<\/td>\n<td>790~815\u00b0C (1454~1472\u00b0F)<\/td>\n<td>25mm(1\uc778\uce58) \uad6c\uac04\ub2f9 30~45\ubd84<\/td>\n<td>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub97c \ud615\uc131\ud558\uace0 \ud0c4\ud654\ubb3c\uc744 \uc6a9\ud574\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ub2f4\uae08\uc9c8(\uc624\uc77c)<\/td>\n<td>66~93\u00b0C(150~200\u00b0F)\uae4c\uc9c0 \uc2dd\ud788\uc2ed\uc2dc\uc624.<\/td>\n<td>\uc624\uc77c \uc18d \uae09\uc18d \ub0c9\uac01<\/td>\n<td>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub97c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \ubcc0\ud658<\/td>\n<\/tr>\n<tr>\n<td>\ub728\uc784<\/td>\n<td>149~232\u00b0C (300~450\u00b0F) (\uc608: \uc77c\ubc18\uc801\uc778 \uc628\ub3c4 175\u00b0C\/350\u00b0F)<\/td>\n<td>25mm(1\uc778\uce58) \uad6c\uac04\ub2f9 \ucd5c\uc18c 2\uc2dc\uac04. \ubd80\ud488 \uc628\ub3c4\uac00 52~65\u00b0C(125~150\u00b0F)\uc5d0 \ub3c4\ub2ec\ud558\uba74 \uc989\uc2dc \ud15c\ud37c\ub9c1\ud558\uc2ed\uc2dc\uc624.<\/td>\n<td>\uc778\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0, \ucde8\uc131\uc744 \uc904\uc774\uba70, \uc751\ub825\uc744 \uc644\ud654\ud569\ub2c8\ub2e4. \uc5ec\ub7ec \ubc88\uc758 \uc5f4\ucc98\ub9ac\ub97c \uac70\uce58\ub294 \uac83\uc774 \uc885\uc885 \uac00\uc7a5 \ud6a8\uacfc\uc801\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/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; O2 Tool Steel Aobo Steel | Global Tool Steel Supplier in China AISI O2 Tool Steel | 1.2842 | SKS31 Oil-Hardening Cold Work Steel 100% UT Tested Quality Assurance SEP 1921-82 Class D\/d Guaranteed Annealed State Delivery Surface: Black Scale, Turned, Mill Finish, or Polished Quick Inquiry For O2 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4486,"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 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-9444","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>O2 Tool Steel Supplier | 1.2842 \/ SKS31 | Bulk Manufacturer in China | AoboSteel<\/title>\n<meta name=\"description\" content=\"AISI O2 (1.2842 \/ SKS31) oil-hardening cold work tool steel supplier in China. Bulk wholesale supply, MOQ 5 tons, 20GP container optimized loading. UT tested with MTC per order.\" \/>\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\/o2-tool-steel\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"O2 Tool Steel | 1.2842 Round and Flat Bar Supplier\" \/>\n<meta property=\"og:description\" content=\"AISI O2 (1.2842 \/ SKS31) oil-hardening cold work tool steel supplier in China. Bulk wholesale supply, MOQ 5 tons, 20GP container optimized loading. 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