{"id":9302,"date":"2025-08-01T16:33:26","date_gmt":"2025-08-01T08:33:26","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9302"},"modified":"2026-10-14T13:24:20","modified_gmt":"2026-10-14T05:24:20","slug":"52100-bearing-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/52100-bearing-steel\/","title":{"rendered":"52100 | 1.3505 | 100Cr6 \uc6d0\ud615 \ubc0f \ud3c9\ucca0 \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. 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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; 52100 \ubca0\uc5b4\ub9c1\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 52100 \ubca0\uc5b4\ub9c1\uac15 | 1.3505 | 100Cr6 \uace0\ud0c4\uc18c \ud06c\ub86c \ud569\uae08\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=\"#\">52100 \uc790\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>52100\uc740 \ub192\uc740 \uacbd\ub3c4, \ub6f0\uc5b4\ub09c \ub0b4\ub9c8\ubaa8\uc131 \ubc0f \uc6b0\uc218\ud55c \ud53c\ub85c \uac15\ub3c4\ub97c \ud2b9\uc9d5\uc73c\ub85c \ud558\ub294 \uace0\ud0c4\uc18c \ud06c\ub86c \ubca0\uc5b4\ub9c1\uac15\uc785\ub2c8\ub2e4. \uc8fc\ub85c \ubca0\uc5b4\ub9c1(\ubcfc \ubca0\uc5b4\ub9c1 \ubc0f \ub864\ub7ec \ubca0\uc5b4\ub9c1) \uc81c\uc870\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub610\ud55c \uc808\uc0ad \uacf5\uad6c \ubc0f \uc808\uc0ad\ub0a0, \uac8c\uc774\uc9c0, \ub864\ub7ec \ubc0f \ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc774 \uc694\uad6c\ub418\ub294 \uae30\ud0c0 \uae30\uacc4 \ubd80\ud488\uc5d0\ub3c4 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub3d9\uae09 \ub4f1\uae09\uc73c\ub85c\ub294 \uc911\uad6d(GB)\uac15\uc774 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/aobosteel.com\/ko\/gcr15-steel\/\">GCr15<\/a>, \ub3c5\uc77c(DIN) 100Cr6(\ub610\ub294 1.3505), \uc77c\ubcf8(JIS) SUJ2.<\/p>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>1. 52100 \ubca0\uc5b4\ub9c1\uac15\uc758 \uad6c\uc131<sup data-fn=\"abbcb5a3-65c8-489e-8cc2-2a9a7c732dc3\" class=\"fn\"><a id=\"abbcb5a3-65c8-489e-8cc2-2a9a7c732dc3-link\" href=\"#abbcb5a3-65c8-489e-8cc2-2a9a7c732dc3\">1<\/a><\/sup><\/h2>\n<div class=\"ads2-tw\"><table class=\"ads2-t data\"><thead><tr><td>C<\/td><td>Mn<\/td><td>P<\/td><td>S<\/td><td>Si<\/td><td>Cr<\/td><\/tr><\/thead><tbody><tr><td>0.98-1.10<\/td><td>0.25-0.45<\/td><td>0.025<\/td><td>0.025<\/td><td>0.15-0.35<\/td><td>1.30-1.60<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>2. 52100 \ubca0\uc5b4\ub9c1\uac15\uc758 \ud2b9\uc131<\/h2>\n<p>\uc774 \uc139\uc158\uc5d0\uc11c\ub294 AISI\/SAE 52100 \uac15\uc7ac\uac00 \ub2e4\uc591\ud55c \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uc120\ud638\ub418\ub294 \uc18c\uc7ac\uc778 \uc8fc\uc694 \ud2b9\uc131\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \uad6c\uc131 \uc81c\ud55c, \uacbd\ub3c4 \ubcc0\ud654, \ud574\ub2f9 \ub4f1\uae09\uc758 \ub3d9\ub4f1 \uba85\uce6d \ub4f1\uc774 \uc815\ub9ac\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/aobosteel.com\/ko\/52100-steel-properties\/\">52100 \uac15\ucca0 \ud2b9\uc131<\/a> \ucc38\uc870.<\/p>\n<p>\uacbd\ub3c4 \uc7a0\uc7ac\ub825 \ubc0f \uc5f4\ucc98\ub9ac \ubc18\uc751<\/p>\n<p>One of the standout\u00a0properties of 52100 bearing steel is its exceptional hardness capability.<\/p>\n<ul>\n<li><strong>\ub2ec\uc131 \uac00\ub2a5\ud55c \uacbd\ub3c4:<\/strong>\u00a0\uc801\uc808\ud55c \uc5f4\ucc98\ub9ac\ub97c \uac70\uce58\uba74 52100\uac15\uc740 \ub2e8\uba74 \uc804\uccb4\uc5d0 \uac78\uccd0 60~64 HRC\uc758 \uacbd\ub3c4\ub97c \uc77c\uad00\ub418\uac8c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub450\uaed8 1\uc778\uce58(\uc57d 2.5cm)\uc758 \ubd80\uc7ac\ub294 \uc57d 204\u00b0C(400\u00b0F)\uc5d0\uc11c \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ud558\uba74 \uc57d 60 HRC\uc758 \uacbd\ub3c4\uc5d0 \ub3c4\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ubca0\uc5b4\ub9c1 \uc801\uc6a9 \ubd84\uc57c:<\/strong>\u00a0\ubcfc \ubca0\uc5b4\ub9c1\uc758 \ud575\uc2ec \ubd80\ud488\uc758 \uacbd\uc6b0, \uc77c\ubc18\uc801\uc73c\ub85c \ucd5c\uc18c 62 HRC\uc758 \uacbd\ub3c4\uac00 \uc694\uad6c\ub418\uba70, \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ub97c \ud1b5\ud574 \uc774\ub7ec\ud55c \uacbd\ub3c4\ub97c \ub2ec\uc131\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uace0\uc628 \uacbd\ub3c4:<\/strong>\u00a052100\uac15\uc758 \uace0\uc628 \uacbd\ub3c4\ub294 \uc791\ub3d9 \uc628\ub3c4\uac00 \uc0c1\uc2b9\ud568\uc5d0 \ub530\ub77c \ud604\uc800\ud788 \uac10\uc18c\ud55c\ub2e4\ub294 \uc810\uc744 \uace0\ub824\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>2.1 \ubbf8\uc138\uad6c\uc870 \ud2b9\uc131<\/h3>\n<p>\uc801\uc808\ud55c \uc5f4\ucc98\ub9ac \ud6c4 52100\uac15\uc758 \ubbf8\uc138\uad6c\uc870\ub294 \uadf8 \uc131\ub2a5\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\uc77c\ubc18\uc801\uc778 \uad6c\uc870:<\/strong>\u00a0\uc8fc\ub85c \uace0\ud0c4\uc18c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \uad6c\uc131\ub418\uba70, \ubbf8\uc138\ud558\uac8c \ubd84\uc0b0\ub41c 1\ucc28(\uc6a9\ud574\ub418\uc9c0 \uc54a\uc740) \uad6c\ud615 \ud0c4\ud654\ubb3c\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \ud568\ub7c9\uc740 5~10%\uac00 \uc77c\ubc18\uc801\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub0b4\ub9c8\ubaa8\uc131 \uae30\uc5ec\ub3c4:<\/strong>\u00a0\ubca0\uc5b4\ub9c1 \uc6a9\ub3c4\uc5d0 \uc0ac\uc6a9\ub418\ub294 52100\uac15\uc740 Acm \uc628\ub3c4 \uc774\ud558\uc5d0\uc11c \uc758\ub3c4\uc801\uc73c\ub85c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ucc98\ub9ac\ub429\ub2c8\ub2e4. \uc774 \uacf5\uc815\uc740 \ucd5c\uc885 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uad6c\uc870 \ub0b4\uc5d0 \uc2dc\uba58\ud0c0\uc774\ud2b8 \ud0c4\ud654\ubb3c \ubc30\uc5f4 \ud615\uc131\uc744 \ucd09\uc9c4\ud558\uc5ec \ub0b4\ub9c8\ubaa8\uc131\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uccad\uacb0:<\/strong>\u00a0\ud2b9\ud788 \uae08\ud615\uacfc \uac19\uc774 \uace0\ub3c4\ub85c \uc5f0\ub9c8\ub41c \ud45c\uba74\uc774 \uc694\uad6c\ub418\ub294 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c\ub294 \uacfc\ub3c4\ud55c \ubd88\uc21c\ubb3c\uc774 \uc5c6\ub294 \uae68\ub057\ud55c \ubbf8\uc138 \uad6c\uc870\uac00 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>2.2 52100\uac15\uc758 \ud575\uc2ec \uae30\uacc4\uc801 \uac15\ub3c4<\/h3>\n<p>52100 \ud569\uae08\uac15\uc740 \ub192\uc740 \ud558\uc911 \uc9c0\uc9c0\ub825\uacfc \ud0c4\ub825\uc131\uc744 \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<div class=\"ads2-tw\"><table class=\"ads2-t data\"><thead><tr><td><strong>\uae30\uacc4\uc801 \ud2b9\uc131<\/strong><\/td><td><strong>52100\uac15\uc758 \uc77c\ubc18\uc801\uc778 \uac12\/\ud2b9\uc131<\/strong><\/td><td><strong>\uba54\ubaa8<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>\ubd84\ub958<\/strong><\/td><td>\uace0\ud0c4\uc18c, \ud06c\ub86c, \uc800\ud569\uae08, \uc804\uccb4 \uacbd\ud654<\/td><td>\ubca0\uc5b4\ub9c1 \uc801\uc6a9 \ud45c\uc900<\/td><\/tr><tr><td><strong>\ub2ec\uc131 \uac00\ub2a5\ud55c \uacbd\ub3c4<\/strong><\/td><td>60-64 HRC<\/td><td>\uacbd\ud654 \ubcfc \ubca0\uc5b4\ub9c1\uc758 \uacbd\uc6b0 \ucd5c\uc18c 62 HRC\uc758 \uacbd\ub3c4\ub97c \uc694\uad6c\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td><strong>\uc778\uc7a5 \uac15\ub3c4(\uc5f4\uac04\uc555\uc5f0)<\/strong><\/td><td>930 MPa (135 ksi)<\/td><td>\uacf5\uae09 \ub2f9\uc2dc \uc0c1\ud0dc \uadf8\ub300\ub85c<\/td><\/tr><tr><td><strong>\ud56d\ubcf5\uac15\ub3c4(\uc5f4\uac04\uc555\uc5f0)<\/strong><\/td><td>570 MPa (83 ksi)<\/td><td>\uacf5\uae09 \ub2f9\uc2dc \uc0c1\ud0dc \uadf8\ub300\ub85c<\/td><\/tr><tr><td><strong>\uc778\uc7a5 \uac15\ub3c4 (\uc720\ub0c9 \ucc98\ub9ac, \uc778\ubc1c \ucc98\ub9ac \uc548 \ud568)<\/strong><\/td><td>1515 MPa (220 ksi)<\/td><td>\uacbd\ud654 \uac00\ub2a5\uc131\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4<\/td><\/tr><tr><td><strong>\ud56d\ubcf5 \uac15\ub3c4 (\uc720\ub0c9 \ucc98\ub9ac, \uc778\ubc1c \ucc98\ub9ac \uc544\ub2d8)<\/strong><\/td><td>965 MPa (140 ksi)<\/td><td>\uacbd\ud654 \uac00\ub2a5\uc131\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4<\/td><\/tr><tr><td><strong>\uad7d\ud798 \uac15\ub3c4<\/strong><\/td><td>\uc57d 2400 MPa (240 kgf\/mm\u00b2)<\/td><td>\ubcfc \ubca0\uc5b4\ub9c1 \uc6a9\ub3c4\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td><strong>\ud0c4\uc131 \uacc4\uc218(\uc601\ub960)<\/strong><\/td><td>\uc57d 210 GPa<\/td><td>\uc7ac\ub8cc\uc758 \uac15\uc131<\/td><\/tr><\/tbody><\/table><\/div>\n<h3>2.3 \ud53c\ub85c \uc131\ub2a5<\/h3>\n<p>\ub192\uc740 \ud53c\ub85c \uc218\uba85\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.\u00a0<strong>52100 \ubca0\uc5b4\ub9c1\uac15\uc758 \ud2b9\uc131<\/strong>, \ud2b9\ud788 \uc800\ub110 \ubca0\uc5b4\ub9c1\uacfc \uac19\uc774 \ubc18\ubcf5\uc801\uc778 \ud558\uc911\uc744 \ubc1b\ub294 \ubd80\ud488\uc758 \uacbd\uc6b0 \ud53c\ub85c \uc800\ud56d\uc131\uc740 \uac1c\uc7ac\ubb3c \ud568\ub7c9 \ubc0f \uc5f4\ucc98\ub9ac \uc815\ubc00\ub3c4\uc640 \uac19\uc740 \uc694\uc778\uc5d0 \uc758\ud574 \uc601\ud5a5\uc744 \ubc1b\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud53c\ub85c \uc2dc\ud5d8\uc744 \ud3ec\ud568\ud55c \ud488\uc9c8 \uad00\ub9ac\uac00 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h3>2.4 \ub0b4\ub9c8\ubaa8\uc131<\/h3>\n<p>52100\uac15\uc740 \uc6b0\uc218\ud55c \ub0b4\ub9c8\ubaa8\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ucd5c\uc801\uc758 \uc5f4\ucc98\ub9ac \ud6c4 \ubbf8\uc138\uad6c\uc870 \ub0b4\uc5d0 \uade0\uc77c\ud558\uac8c \ubd84\ud3ec\ub41c \ub9e4\uc6b0 \uc791\uace0 \ub2e8\ub2e8\ud55c \uc2dc\uba58\ud0c0\uc774\ud2b8 \uc785\uc790 \ub355\ubd84\uc5d0 \ub0b4\ub9c8\ubaa8\uc131\uc774 \ud06c\uac8c \ud5a5\uc0c1\ub429\ub2c8\ub2e4. \ub4c0\ud50c\ub809\uc2a4 \uacf5\uc815\uacfc \uac19\uc740 \ud2b9\uc218 \ucc98\ub9ac\ub294 \ud2b9\uc815 \uc870\uac74\uc5d0\uc11c \ud45c\uc900 \ud06c\ub86c \ub3c4\uae08\uc774\ub098 8620\uacfc \uac19\uc740 \ub2e4\ub978 \ud569\uae08\uac15\uc5d0 \ube44\ud574 \ub0b4\ub9c8\ubaa8\uc131\uc744 \ub354\uc6b1 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>2.5 \uacbd\ud654\uc131<\/h3>\n<p>\ud06c\ub86c \ud568\ub7c9 \ub355\ubd84\uc5d0 52100\uac15\uc740 \uc6b0\uc218\ud55c \uacbd\ud654\uc131\uc744 \uc9c0\ub2d9\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \ucd5c\ub300 \uc57d 1\uc778\uce58 \ub450\uaed8\uc758 \ubd80\ud488\uc5d0\uc11c\ub3c4 \ub2e8\uba74 \uc804\uccb4\uc5d0 \uac78\uccd0 \uade0\uc77c\ud55c \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. 52100\uac15\uc758 \uacbd\ud654\uc131\uc740 5280\uac15\uacfc \uc720\uc0ac\ud569\ub2c8\ub2e4.<\/p>\n<h3>2.6 \uac00\uacf5\uc131<\/h3>\n<p>\ucd5c\uc0c1\uc758 \uac00\uacf5 \uacb0\uacfc\ub97c \uc5bb\uace0 \ud6c4\uc18d \uacbd\ud654 \uacf5\uc815 \uc911 \uade0\uc77c\ud55c \ubc18\uc751\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 52100\uac15\uc5d0\ub294 \uad6c\uc0c1\ud654 \ubbf8\uc138\uad6c\uc870\uac00 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc870\uac74\uc740 \uacf5\uad6c \uc218\uba85\uacfc \ud45c\uba74 \uc870\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<h3>2.7 \uc7ac\ub8cc\uc758 \uccad\uacb0\ub3c4 \ubc0f \ud488\uc9c8<\/h3>\n<p>\uace0\ud488\uc9c8\u00a0<strong>52100 \ubca0\uc5b4\ub9c1\uac15<\/strong>\u00a0\uc774 \uc81c\ud488\uc740 \ub0b4\ubd80 \uac74\uc804\uc131, \uccad\uacb0\uc131 \ubc0f \uade0\uc77c\ud55c \ud654\ud559\uc801 \uc870\uc131\uc5d0 \uc911\uc810\uc744 \ub450\uace0 \uc0dd\uc0b0\ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ud3ec\ud568 \uc81c\uc5b4:<\/strong>\u00a0\ubcfc \ubca0\uc5b4\ub9c1\uacfc \uac19\uc740 \uc911\uc694 \uc6a9\ub3c4\uc5d0\uc11c\ub294 \ube44\uae08\uc18d \uac1c\uc7ac\ubb3c(\uc608: A, B, C, D \uc720\ud615) \ud568\ub7c9\uc774 \ub9e4\uc6b0 \ub0ae\uc544\uc57c \ud558\uace0 \uc0b0\uc18c \ud568\ub7c9\uc774 \ucd5c\uc18c\ud654\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc6a9\uc735 \uacf5\uc815:<\/strong>\u00a0CEVM(\uc18c\ubaa8\uc131 \uc804\uadf9 \uc9c4\uacf5 \uc6a9\uc735) \ub610\ub294 ESR(\uc804\uae30 \uc2ac\ub798\uadf8 \uc7ac\uc6a9\uc735)\uacfc \uac19\uc740 \uace0\uae09 \uc6a9\uc735 \uae30\uc220\uc740 \uc5f0\ub9c8\ub41c \uae08\ud615\uacfc \uac19\uc740 \uae4c\ub2e4\ub85c\uc6b4 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ud544\uc694\ud55c \ub9e4\uc6b0 \uae68\ub057\ud55c \ubbf8\uc138 \uad6c\uc870\ub97c \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uce90\uc2a4\ud305 \uace0\ub824 \uc0ac\ud56d:<\/strong>\u00a0\ucd5c\uc2e0 \uc5f0\uc18d \uc8fc\uc870 \ubc29\uc2dd\uc73c\ub85c 52100\uac15\uc744 \uc0dd\uc0b0\ud560 \ub54c, \uade0\uc9c8\ud654 \uc0ac\uc774\ud074\uc774 \ubd88\ucda9\ubd84\ud558\uba74 \ud3b8\uc11d \ubc0f \ubc14\ub78c\uc9c1\ud558\uc9c0 \uc54a\uc740 \ud0c4\ud654\ubb3c \ubd84\ud3ec\uac00 \ubc1c\uc0dd\ud558\uc5ec \uac15\uc7ac\uc758 \ud2b9\uc131\uacfc \uc5f4\ucc98\ub9ac \ubc18\uc751\uc5d0 \ubd80\uc815\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud45c\uc900:<\/strong>\u00a0ASTM A 535\ub294 \ub9c8\ucc30 \ubc29\uc9c0 \ubca0\uc5b4\ub9c1 \uc81c\uc870\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud2b9\uc218 \ud488\uc9c8\uc758 \ud569\uae08\uac15 \ube4c\ub9bf, \ubc14, \ud29c\ube0c, \ub85c\ub4dc \ubc0f \ud29c\ube0c\ub97c \ub2e4\ub8f9\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>2.8 \uce58\uc218 \uc548\uc815\uc131<\/h3>\n<p>52100\uac15 \ubd80\ud488\uc5d0\uc11c \ub9e4\uc6b0 \ub192\uc740 \uce58\uc218 \uc548\uc815\uc131\uc744 \uc5bb\uc73c\ub824\uba74 \uc5f4\ucc98\ub9ac \uacf5\uc815\uc744 \uc815\ubc00\ud558\uac8c \uc81c\uc5b4\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774 \uac15\uc740 \ubcc0\ud615\uc5d0 \ubbfc\uac10\ud558\uae30 \ub54c\ubb38\uc5d0, \uad81\uadf9\uc801\uc778 \uc548\uc815\uc131\uc774 \ucd5c\uc6b0\uc120 \ubaa9\ud45c\ub77c\uba74 \uc77c\ubd80 \uace0\uae09 \uac15\uc7ac\uc5d0 \ube44\ud574 \ub0ae\uc740 \uacbd\ub3c4\ub85c \ud15c\ud37c\ub9c1\ud574\uc57c \ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc624\uc2a4\ud14c\ub098\uc774\uc9d5 \uc628\ub3c4\ub098 \ud15c\ud37c\ub9c1 \ubc29\uc2dd\uc774 \uc798\ubabb\ub418\uba74 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>2.9 \uc6a9\uc811\uc131<\/h3>\n<p>52100 \ubca0\uc5b4\ub9c1\uac15\uc740 \ud0c4\uc18c \ud568\ub7c9\uc774 \ub192\uc544 \uc6a9\uc811 \uc911 \ubc0f \uc6a9\uc811 \ud6c4 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud558\uae30 \uc27d\uae30 \ub54c\ubb38\uc5d0 \uc77c\ubc18\uc801\uc73c\ub85c \uc6a9\uc811\uc774 \ubd88\uac00\ub2a5\ud55c \uac83\uc73c\ub85c \uac04\uc8fc\ub41c\ub2e4\ub294 \uc810\uc5d0 \uc720\uc758\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3>2.10 \uc778\uc131<\/h3>\n<p>52100\uac15\uc740 \uc57d 850\u00b0C(1560\u00b0F)\uc5d0\uc11c \uc801\uc808\ud788 \uc624\uc77c \ud01c\uce6d\ud558\uc5ec \ud15c\ud37c\ub9c1\ub41c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \ub0b4\uc5d0 \uad6c\ud615 \ud0c4\ud654\ubb3c\uc774 \ubd84\uc0b0\ub41c \ubbf8\uc138\uad6c\uc870\ub97c \uc5bb\uc73c\uba74 \uc6b0\uc218\ud55c \uc778\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc774\ub294 \uc0e4\ub974\ud53c V-\ub178\uce58 \ucda9\uaca9 \uc5d0\ub108\uc9c0 \ubc0f \ud3c9\uba74 \ubcc0\ud615 \ud30c\uad34 \uc778\uc131(KIc)\uacfc \uac19\uc740 \ud45c\uc900 \uc2dc\ud5d8\uc744 \ud1b5\ud574 \ud3c9\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5f0\uad6c \uacb0\uacfc\uc5d0 \ub530\ub974\uba74 52100 \ubca0\uc774\ub098\uc774\ud2b8\ub294 \uc77c\ubd80 \ubd84\ub9d0 \ub2e8\uc870\uac15\ubcf4\ub2e4 \ub354 \ub192\uc740 \ucda9\uaca9 \uc778\uc131\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-columns has-ast-global-color-8-background-color has-background is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/04\/52100-png.avif\" alt=\"52100 \ubca0\uc5b4\ub9c1\uac15\" class=\"wp-image-5692\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/04\/52100-png.avif 500w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/04\/52100-300x300.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/04\/52100-150x150.avif 150w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/04\/52100-12x12.avif 12w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-ast-global-color-0-color has-text-color has-link-color wp-elements-1 wp-block-paragraph\"><strong>52100 \ubca0\uc5b4\ub9c1\uac15\uc744 \ucc3e\uace0 \uacc4\uc2e0\uac00\uc694? \uc544\ub798 \uc591\uc2dd\uc744 \uc791\uc131\ud558\uc5ec \uc9c0\uae08 \ubc14\ub85c \ubb38\uc758\ud574 \uc8fc\uc138\uc694!<\/strong><\/p>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16042-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"16042\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/ko\/wp-json\/wp\/v2\/pages\/9302#wpcf7-f16042-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\ubb38\uc758 \uc591\uc2dd\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/ko\/wp-json\/wp\/v2\/pages\/9302#wpcf7-f16042-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16042\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.2.3\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en_US\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16042-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"wpcf7-turnstile cf-turnstile\" data-sitekey=\"0x4AAAAAAFMY32JbOfIdWijB\" data-response-field-name=\"_wpcf7_turnstile_response\"><\/div>\n\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" autocomplete=\"name\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"\uc774\ub984 *\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n<\/p>\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" autocomplete=\"email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"\uc774\uba54\uc77c *\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n<\/p>\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"4\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"\uba54\uc2dc\uc9c0 *\" name=\"your-message\"><\/textarea><\/span>\n<\/p>\n<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"\ubb38\uc758 \ubcf4\ub0b4\uae30\" \/>\n<\/p><p style=\"display: none !important;\" class=\"akismet-fields-container\" data-prefix=\"_wpcf7_ak_\"><label>\u0394<textarea name=\"_wpcf7_ak_hp_textarea\" cols=\"45\" rows=\"8\" maxlength=\"100\"><\/textarea><\/label><input type=\"hidden\" id=\"ak_js_1\" name=\"_wpcf7_ak_js\" value=\"9\"\/><script>\ndocument.getElementById( \"ak_js_1\" ).setAttribute( \"value\", ( new Date() ).getTime() );\n<\/script>\n<\/p><input type='hidden' class='wpcf7-pum' value='{\"closepopup\":false,\"closedelay\":0,\"openpopup\":true,\"openpopup_id\":16052}' \/><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"ko\"\/><\/form>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<\/section>\n<section class=\"ads2-sec\">\n<h2>3.\u00a0Heat Treatment<\/h2>\n<p>52100 steel is a prominent bearing steel, valued for achieving high hardness. This hardness is primarily developed through the formation of martensite in its microstructure, a result of precise\u00a0heat treatment of 52100 steel. Understanding these thermal processes is key to optimizing your\u00a052100 steel\u00a0components.<\/p>\n<h3>3.1 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654<\/h3>\n<p>The austenitizing stage involves heating the\u00a052100 steel\u00a0to transform its structure. For optimal results, the austenitizing temperature for\u00a052100 steel\u00a0should be meticulously controlled, ideally around\u00a0855 +\/- 5\u00b0C. Using temperatures such as 840\u00b0C or 850\u00b0C before quenching is also noted. It is important to avoid heating\u00a052100 steel\u00a0above this specific range (overheating), as this can lead to excessive retained austenite and an increased risk of cracking upon quenching.<\/p>\n<h3>3.2 \ub2f4\uae08\uc9c8<\/h3>\n<p>Following austenitizing,\u00a052100 steel\u00a0is rapidly cooled (quenched). Common quenching media for\u00a052100 steel\u00a0include Oil and Salt Bath.<\/p>\n<p>Martempering is another technique used for\u00a052100 steel. This typically involves quenching in a hot salt bath, followed by cooling in still air, a method chosen to minimize distortion.<\/p>\n<h3>3.3\u00a0Tempering<\/h3>\n<p>After the hardening process, tempering is a crucial step in the\u00a0heat treatment cycle of 52100 steel. Tempering is performed at temperatures below the steel\u2019s Ac1 (lower critical) point. Its primary purpose is to enhance toughness and relieve internal stresses within the\u00a052100 steel.<\/p>\n<p>\ub2f4\uae08\uc9c8 \uc628\ub3c4 \ubc0f \uadf8\uc5d0 \ub530\ub978 \uacbd\ub3c4<\/p>\n<p>The choice of tempering temperature directly influences the final properties of\u00a052100 steel.<\/p>\n<div class=\"ads2-tw\"><table class=\"ads2-t data\"><thead><tr><td><strong>52100\uac15\uc758 \ud15c\ud37c\ub9c1 \uc628\ub3c4<\/strong><\/td><td><strong>\uc77c\ubc18\uc801\uc778 \uacb0\uacfc \uacbd\ub3c4(HRC)<\/strong><\/td><td><strong>52100 \uac15\ucca0 \uc801\uc6a9 \uad00\ub828 \ucc38\uace0 \uc0ac\ud56d<\/strong><\/td><\/tr><\/thead><tbody><tr><td>220\u00b0C \ub610\ub294 240\u00b0C<\/td><td>\uc57d 60-60.5 HRC<\/td><td>\uc6b0\uc218\ud55c \uce58\uc218 \uc548\uc815\uc131\uc744 \uc704\ud574\u00a0<strong>52100 \uac15\ucca0<\/strong>, \ud2b9\ud788 \ubca0\uc5b4\ub9c1 \uc801\uc6a9 \ubd84\uc57c(SO \ub610\ub294 S1 \uc870\uac74)\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td>180\u00b0C \ub610\ub294 190\u00b0C<\/td><td>\ub2e4\uc591\ud568<\/td><td>\ub610\ud55c \uc77c\ubc18\uc801\uc778 \ud15c\ud37c\ub9c1 \ubc94\uc704\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.\u00a0<strong>52100 \uac15\ucca0<\/strong>.<\/td><\/tr><tr><td>150\u00b0C \u2013 200\u00b0C<\/td><td>\ub2e4\uc591\ud568<\/td><td>\uac15\uc778\ud568\u00a0<strong>52100 \uac15\ucca0<\/strong>\u00a0\uc77c\ubc18\uc801\uc73c\ub85c \uc774 \ubc94\uc704\uc5d0\uc11c \uc5f4\ucc98\ub9ac\ud558\uba74 \ub0ae\uc740 \uac12\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/td><\/tr><\/tbody><\/table><\/div>\n<p>\uc774\uc911 \ud15c\ud37c\ub294 \uc885\uc885 \ub2e4\uc74c\uacfc \uac19\uc740 \uc6a9\ub3c4\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.\u00a0<strong>52100 \uac15\ucca0<\/strong>, \ub54c\ub85c\ub294 \uc911\uac04\uc5d0 \uadf9\uc800\uc628(\uadf9\uc800\uc628) \ucc98\ub9ac\ub97c \ud558\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uc774\ub294 \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uac00 \ubcc0\ud0dc\ub418\uace0 \uc751\ub825\uc774 \ud6a8\uacfc\uc801\uc73c\ub85c \uc644\ud654\ub418\ub3c4\ub85d \ub3c4\uc640\uc90d\ub2c8\ub2e4.<\/p>\n<h3>3.4 52100\uac15\uc758 \uc5b4\ub2d0\ub9c1<\/h3>\n<p>\uc5b8\uc81c\u00a0<strong>52100 \uac15\ucca0<\/strong>\u00a0\uc608\ub97c \ub4e4\uc5b4 \uac00\uacf5 \uc804\uc5d0 \uc7ac\ub8cc\ub97c \ubd80\ub4dc\ub7fd\uac8c \ud574\uc57c \ud560 \uacbd\uc6b0, \uc5b4\ub2d0\ub9c1\uc774 \uc801\uc808\ud55c \ubc29\ubc95\uc785\ub2c8\ub2e4.\u00a0<strong>52100 \uac15\ucca0 \uc5f4\ucc98\ub9ac<\/strong>.<\/p>\n<p><strong>52100\uac15\uc758 \uc5b4\ub2d0\ub9c1 \uacf5\uc815 \ubc0f \uacb0\uacfc<\/strong><\/p>\n<div class=\"ads2-tw\"><table class=\"ads2-t data\"><thead><tr><td><strong>52100\uac15\uc758 \uc5b4\ub2d0\ub9c1 \uacf5\uc815<\/strong><\/td><td><strong>\ud0c0\uac9f \uacbd\ub3c4(HB)<\/strong><\/td><td><strong>52100\uac15\uc758 \ubbf8\uc138\uad6c\uc870 \ubcc0\ud654<\/strong><\/td><td><strong>52100 \uac15\ucca0\uc758 \uc8fc\uc694 \uc774\uc810<\/strong><\/td><\/tr><\/thead><tbody><tr><td>\ud45c\uc900 \uc5b4\ub2d0\ub9c1<\/td><td>\uc57d 198 HB<\/td><td>\uc8fc\ub85c \uce35\uc0c1 \ud384\ub77c\uc774\ud2b8<\/td><td>\uc804\ubc18\uc801\uc73c\ub85c \ubd80\ub4dc\ub7ec\uc6cc\uc9d0.<\/td><\/tr><tr><td>\ucd5c\uc801\ud654\/\uad6c\ud615\ud654 \uc5b4\ub2d0\ub9c1<\/td><td>180-190 HB<\/td><td>\uad6c\ud615\ud654\ub41c \uad6c\uc870(\ud398\ub77c\uc774\ud2b8 \ub0b4\uc758 \uad6c\ud615 \ud0c4\ud654\ubb3c)<\/td><td>\uac00\uacf5\uc131 \ud5a5\uc0c1\u00a0<strong>52100 \uac15\ucca0<\/strong>.<\/td><\/tr><\/tbody><\/table><\/div>\n<p>\uc5b4\ub2d0\ub9c1 \uacfc\uc815\uc5d0\uc11c \ub0c9\uac01 \uc18d\ub3c4\ub97c \uc81c\uc5b4\ud558\uc5ec \uad6c\uc0c1\ud654\uc2dc\ud0a4\uba74 \ud398\ub77c\uc774\ud2b8 \uae30\uc9c0 \ub0b4\uc5d0 \uad6c\ud615 \ud0c4\ud654\ubb3c\uc774 \uc0dd\uc131\ub418\uc5b4 \uac00\uacf5\uc131\uc774 \ud06c\uac8c \ud5a5\uc0c1\ub429\ub2c8\ub2e4.\u00a0<strong>52100 \uac15\ucca0<\/strong>.<\/p>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>4. 52100\uac15\uc758 \ud45c\uba74 \ucc98\ub9ac<\/h2>\n<p>52100\uac15 \ubd80\ud488\uc758 \uc131\ub2a5, \ud2b9\ud788 \ud45c\uba74 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \ucca8\ub2e8 \ud45c\uba74 \ucc98\ub9ac \uae30\uc220\uc744 \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ud06c\ub86c \ub3c4\uae08\uc740 \ud754\ud788 \uc0ac\uc6a9\ub418\ub294 \ud45c\uba74 \ucc98\ub9ac \ubc29\ubc95\uc785\ub2c8\ub2e4. \ud0c1\uc6d4\ud55c \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc704\ud574\uc11c\ub294 \ub4c0\ud50c\ub809\uc2a4 \ucc98\ub9ac\ub77c\uace0 \ud558\ub294 \ubcf5\ud569 \uacf5\uc815\uc744 \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacf5\uc815\uc740 \ud06c\ub86c \ub3c4\uae08\uacfc \ud50c\ub77c\uc988\ub9c8 \uc9c8\ud654 \ucc98\ub9ac\ub97c \ub3c5\ucc3d\uc801\uc73c\ub85c \uacb0\ud569\ud558\uc5ec \ud06c\ub86c \ub3c4\uae08 \ub2e8\ub3c5 \ucc98\ub9ac\ubcf4\ub2e4 \ud6e8\uc52c \ub6f0\uc5b4\ub09c \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>5. \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8<\/h2>\n<p>Primarily, 52100 steel is used for manufacturing\u00a0ball bearings\u00a0and is a classic grade for\u00a0rolling bearing steel. Its critical role in high-performance bearing components is further highlighted by its specification in ASTM A295 (for hot-rolled alloy steel bars for anti-friction bearings) and ASTM A535 (for special quality ball and roller bearing steel).<\/p>\n<p>After heat treatment, 52100 steel is well-suited for applications demanding High load-bearing capacity, Excellent\u00a0wear resistance, and Long\u00a0fatigue life.<\/p>\n<p>Consequently, it is successfully applied in electric motors, gearboxes, gas turbine aeroengine main shafts, helicopter transmissions, and steel rolling mill support bearings. These varied\u00a052100 steel applications\u00a0demonstrate its versatility.<\/p>\n<p>\ubca0\uc5b4\ub9c1 \uc678\uc5d0\ub3c4 \ud2b9\uc218 \uc81c\uc870 \uacf5\uc815\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ud50c\ub77c\uc988\ub9c8 \uc804\uc1a1 \uc544\ud06c(PTA) \ubd84\ub9d0 \uc99d\ucc29 \uc6a9\uc811\uc5d0\uc11c \ud074\ub798\ub529 \uc7ac\ub8cc\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. AISI 1022M\uacfc \uac19\uc740 \uae30\ud310\uc744 52100 \uac15\uce35\uc73c\ub85c \ud074\ub798\ub529\ud558\uba74 \ub9c8\ubaa8 \ubc0f \ud53c\ub85c\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \ud06c\uac8c \ud5a5\uc0c1\ub418\uba70, \ud53c\ub85c \uc218\uba85\uc5d0 \uc911\uc694\ud55c \uc601\uc5ed\uc740 \uc774 \ud074\ub798\ub529 \ub0b4\ubd80\uc5d0 \uc124\uacc4\ub429\ub2c8\ub2e4.<\/p>\n<p>Furthermore, its properties make 52100 steel valuable for certain\u00a0tool steel applications. Categorized as a semi-high-speed steel, it can achieve hardness in the 62\u201364 HRC range. While its tempering and wear resistance may be lower than some true high-speed steels, it is used for some cold work tools or mechanical components. For dies up to 50 mm (2 inches) in diameter, consumable-electrode vacuum-melted or electroslag remelted 52100 steel is utilized. Heat-treated to 59-61 HRC, this material provides optimum die life and is suitable for photochemical etching to create polished, low-relief die surfaces.<\/p>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>6. AISI 52100 \ub3d9\ub4f1 \ud45c\uc900<\/h2>\n<ul>\n<li>AISI\/SAE: 52100<\/li>\n\n\n\n<li>China(GB):\u00a0GCr15<\/li>\n\n\n\n<li>UNS: G52986<\/li>\n\n\n\n<li>DIN(W-Nr): 3505 (100Cr6\uc73c\ub85c\ub3c4 \uc54c\ub824\uc9d0)<\/li>\n\n\n\n<li>JIS: SUJ2<\/li>\n<\/ul>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>6. \uacf5\uae09 \ud615\ud0dc \ubc0f \uce58\uc218<\/h2>\n<p>\ub2f9\uc0ac\uc5d0\uc11c \uacf5\uae09\ud558\ub294 52100 \ubca0\uc5b4\ub9c1\uac15\uc740 \uc6d0\ud615 \ubd09, \ud310\uc7ac, \uc2ac\ub798\ube0c, \ud3c9\uac15, \uc0ac\uac01\ubd09, \ube14\ub85d \ub4f1 \ub2e4\uc591\ud55c \ud615\ud0dc\ub85c \uc81c\uacf5\ub429\ub2c8\ub2e4. \ud3c9\uac15\uc758 \uaddc\uaca9\uc740 \ud3ed 20~600mm \u00d7 \ub450\uaed8 20~400mm \u00d7 \uae38\uc774 1,000~5,500mm\uc785\ub2c8\ub2e4. \uc6d0\ud615 \ubd09\uc758 \uaddc\uaca9\uc740 \uc9c1\uacbd 20~400mm \u00d7 \uae38\uc774 1,000~5,500mm\uc785\ub2c8\ub2e4. \ube14\ub85d \uaddc\uaca9\uc740 \ud3c9\uac15\uc744 \uc808\ub2e8\ud558\uc5ec \uc5bb\uc2b5\ub2c8\ub2e4.<\/p>\n<p>UT \ud14c\uc2a4\ud2b8: 1921-84\ub144 9\uc6d4 D\/d, E\/e.\u00a0<\/p>\n<p>\ud45c\uba74 \ucc98\ub9ac: \uc6d0\ub798\uc758 \uac80\uc815\uc0c9, \ubc97\uaca8\ub0b8 \ud45c\uba74, \uae30\uacc4 \uac00\uacf5\/\uc120\uc0ad \uac00\uacf5, \uad11\ud0dd \ucc98\ub9ac, \uc5f0\ub9c8 \ub610\ub294 \ubc00\ub9c1 \ucc98\ub9ac\ub41c \ud45c\uba74 \ub9c8\uac10.<\/p>\n<p>\ubc30\uc1a1 \uae30\uac04: 30~45\uc77c.\u00a0<\/p>\n<div class=\"ads2-cta popmake-16052\"><a class=\"ads2-btn\" href=\"#\">FAQ \uc591\uc2dd \uc5f4\uae30<\/a><\/div>\n<\/section>\n<section class=\"ads2-sec\">\n<h2>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<strong>52100 \uac15\ucca0\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong>\n<p>52100 \ud569\uae08\uac15\uc740 \uace0\ud0c4\uc18c \ud06c\ub86c \ud569\uae08\uac15\uc758 \ud2b9\uc9d5\uc744 \uac16\ub294 \ubca0\uc5b4\ub9c1\uac15\uc785\ub2c8\ub2e4.\u00a0<\/p>\n<strong>52100\uac15\uc758 \uc8fc\uc694 \ud2b9\uc131\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong>\n<p>52100\uac15\uc758 \uc8fc\uc694 \ud2b9\uc9d5\uc73c\ub85c\ub294 \ub192\uc740 \uacbd\ub3c4(\uc801\uc808\ud55c \uc5f4\ucc98\ub9ac \uc2dc \ucd5c\ub300 66 Rockwell C)\uc640 \ub6f0\uc5b4\ub09c \ub0b4\ub9c8\ubaa8\uc131\uc744 \ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \uc6b0\uc218\ud55c \uac15\ub3c4\uc640 \ub0b4\uad6c\uc131\uc744 \uc9c0\ub2c8\uace0 \uc788\uc73c\uba70, \uce58\uc218 \uc548\uc815\uc131\ub3c4 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4. \ud06c\ub86c \ud568\ub7c9 \ub355\ubd84\uc5d0 \ub0b4\uc2dd\uc131\uc774 \uc6b0\uc218\ud558\uc9c0\ub9cc, \ub2e4\ub978 \uac15\uc885\uc5d0 \ube44\ud574 \ucde8\uc131\uc774 \uac15\ud574 \uc5f0\uc131\uacfc \ucda9\uaca9 \uc800\ud56d\uc131\uc774 \ub2e4\uc18c \ub5a8\uc5b4\uc9c0\ub294 \ub2e8\uc810\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>52100 \uac15\ucca0\uc740 \ubd80\uc2dd\uc5d0 \uac15\ud55c\uac00\uc694, \uc544\ub2c8\uba74 \ub179\uc774 \uc2ac\ub098\uc694?<\/strong>\n<p>52100\uac15\uc740 \ud06c\ub86c \ud568\ub7c9\uc774 \ub192\uc544 \ub0b4\uc2dd\uc131\uc774 \ub9e4\uc6b0 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc740 \uc544\ub2c8\uba70, \ub2e4\ub978 \uc885\ub958\uc758 \uac15\ucca0(\uc608: )\uc5d0 \ube44\ud574 \ub0b4\uc2dd\uc131\uc774 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4.\u00a0<em><a href=\"https:\/\/aobosteel.com\/ko\/440c-stainless-steel\/\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/mark><\/a><\/em>.<\/p>\n<strong>52100 \uac15\ucca0\uc774 \ub3c4\ub2ec\ud560 \uc218 \uc788\ub294 \ucd5c\ub300 \uacbd\ub3c4\ub294 \uc5bc\ub9c8\uc785\ub2c8\uae4c?<\/strong>\n<p>52100\uac15\uc740 \uc801\uc808\ud55c \uc5f4\ucc98\ub9ac\ub97c \uac70\uce58\uba74 \ucd5c\ub300 66 \ub85c\ud06c\uc6f0 C(HRC)\uc5d0 \ub2ec\ud558\ub294 \ub9e4\uc6b0 \ub192\uc740 \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>52100 \uac15\ucca0\uc740 \uc790\uc131\uc744 \ub760\ub098\uc694?<\/strong>\n<p>\ub124, 52100 \uac15\ucca0\uc740 \uc0c1\uc628\uc5d0\uc11c \uc790\uc131\uc744 \ub755\ub2c8\ub2e4.<\/p>\n<strong>52100 \uac15\ucca0\uc758 \uc7a5\uc810\uacfc \ub2e8\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong>\n<p>\uc7a5\uc810: \uc5f4\ucc98\ub9ac\ud558\uba74 \ub9e4\uc6b0 \ub2e8\ub2e8\ud574\uc9c0\uace0, \ub9c8\ubaa8 \ubc0f \ud53c\ub85c\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \ub6f0\uc5b4\ub098\uba70, \uac00\ud639\ud55c \uc870\uac74\uc5d0\uc11c\ub3c4 \ud615\ud0dc\ub97c \uc798 \uc720\uc9c0\ud558\uace0, \uc801\uc808\ud55c \uc5f4\ucc98\ub9ac \ud6c4\uc5d0\ub294 \uac00\uacf5\uc131\uc774 \ub9e4\uc6b0 \uc6b0\uc218\ud569\ub2c8\ub2e4.<br>\ub2e8\uc810: \uc9c4\uc815\ud55c \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\ubcf4\ub2e4 \ub0b4\uc2dd\uc131\uc774 \ub5a8\uc5b4\uc9c0\uace0, \uc6a9\uc811\uc774 \uae4c\ub2e4\ub85c\uc6b8 \uc218 \uc788\uc73c\uba70, \ub2e4\ub978 \uac15\ucca0\ubcf4\ub2e4 \ucde8\uc131\uc774 \uac15\ud558\uace0, \uac00\uaca9\uc774 \uc57d\uac04 \ub354 \ube44\uc300 \uc218 \uc788\uc73c\uba70, \uc644\uc804\ud788 \uacbd\ud654\ub41c \uc0c1\ud0dc\uc5d0\uc11c\ub294 \uac00\uacf5\uc774 \uc5b4\ub835\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>52100 \uac15\ucca0\uc758 \uc77c\ubc18\uc801\uc778 \uc6a9\ub3c4\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong>\n<p>52100 \ud569\uae08\uac15\uc740 \uc8fc\ub85c \uac00\ud639\ud55c \ud658\uacbd\uc5d0\uc11c \uc791\ub3d9\ud558\uba70 \ucd5c\uc18c\ud55c\uc758 \ubcc0\ud615\ub9cc \uc694\uad6c\ub418\ub294 \ubd80\ud488\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uc801\uc6a9 \ubd84\uc57c\ub85c\ub294 \uace0\ud558\uc911 \ubca0\uc5b4\ub9c1(\ubcfc \ubca0\uc5b4\ub9c1 \ubc0f \ub864\ub7ec \ubca0\uc5b4\ub9c1), \ubd80\uc2f1, \ucea0, \uc0e4\ud504\ud2b8 \ubc0f \uae30\ud0c0 \uace0\ud558\uc911, \uace0\ub9c8\ubaa8 \ubd80\ud488\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c \ud56d\uacf5\uae30 \uc5d4\uc9c4, \uacf5\uc791\uae30\uacc4, \ud574\uc591 \uc124\ube44\uc640 \uac19\uc740 \uae4c\ub2e4\ub85c\uc6b4 \uc0b0\uc5c5 \ud658\uacbd\uc740 \ubb3c\ub860 \uc790\ub3d9\ucc28 \ubc0f \ud56d\uacf5\uae30 \ubd80\ud488\uc5d0\ub3c4 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<strong>52100 \uac15\ucca0\uc740 \uce7c \uc81c\uc791\uc5d0 \uc801\ud569\ud55c\uac00\uc694?<\/strong>\n<p>\ub124, 52100\uac15\uc740 \uce7c \uc81c\uc791\uc5d0 \ub9e4\uc6b0 \uc801\ud569\ud55c \uac15\uc7ac\ub85c \uc5ec\uaca8\uc9c0\uba70, \ud2b9\ud788 \uc219\ub828\ub41c \ub300\uc7a5\uc7a5\uc774\uac00 \uc801\uc808\ud55c \uc5f4\ucc98\ub9ac\ub97c \uac70\uce5c \uacbd\uc6b0 \ub354\uc6b1 \uadf8\ub807\uc2b5\ub2c8\ub2e4. \ub0a0\uce74\ub85c\uc6b4 \uc808\uc0ad\ub825\uc744 \uc790\ub791\ud558\uace0, \ub192\uc740 \uacbd\ub3c4\ub97c \uac00\uc9c0\uba70, \uc6b0\uc218\ud55c \ub0a0 \uc720\uc9c0\ub825\uacfc \uc26c\uc6b4 \uc5f0\ub9c8\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc5f4\ucc98\ub9ac\uac00 \uc81c\ub300\ub85c \ub418\uc9c0 \uc54a\uc73c\uba74 \uc5f0\ub9c8 \uc2dc \ub048\uc801\uac70\ub9bc\uc774 \ubc1c\uc0dd\ud558\uac70\ub098 \ub0a0 \uc720\uc9c0\ub825\uc774 \ub5a8\uc5b4\uc9c0\ub294 \ub4f1\uc758 \ubb38\uc81c\uac00 \uc0dd\uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>52100\uac15\uc744 \uacf5\uad6c \uc81c\uc791\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/strong>\n<p>\ub124, 52100\uac15\uc740 \ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131 \ub355\ubd84\uc5d0 \ub2e4\uc591\ud55c \uacf5\uad6c \uc81c\uc791\uc5d0 \ud0c1\uc6d4\ud55c \uc120\ud0dd\uc785\ub2c8\ub2e4. \uad6c\uccb4\uc801\uc778 \uc608\ub85c\ub294 \ud380\uce58, \ud0ed, \ub2e4\uc774, \ubc00 \ub864, \uc77c\ubc18 \uacf5\uad6c, \uce7c, \ub04c, \uc5f4\uac04 \uc808\uc0ad \uacf5\uad6c, \ubaa9\uc120\ubc18\uc6a9 \ub04c \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>52100\uac15\uc744 \ucd5c\uc801\uc758 \uc131\ub2a5\uc73c\ub85c \uc0ac\uc6a9\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \uc5f4\ucc98\ub9ac\ud574\uc57c \ud569\ub2c8\uae4c?<\/strong>\n<p>52100\uac15\uc758 \ucd5c\uc801 \uc5f4\ucc98\ub9ac\uc5d0\ub294 \uacbd\ub3c4\uc640 \uc778\uc131\uc744 \uadf9\ub300\ud654\ud558\uae30 \uc704\ud55c \ud2b9\uc815 \ub2e8\uacc4\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc5b4\ub2d0\ub9c1(\uc885\uc885 \uc5ec\ub7ec \ubc88\uc758 \uac00\uc5f4 \ubc0f \uacf5\ub7ad \uc0ac\uc774\ud074\uc744 \uac70\uce58\ub294 \ubd84\ub9ac \uacf5\uc11d \ubcc0\ud0dc(DET) \uc5b4\ub2d0\ub9c1) \ud6c4 1475\u00b0F~1525\u00b0F \uc0ac\uc774\uc758 \uc628\ub3c4\uc5d0\uc11c 10~30\ubd84 \ub3d9\uc548 \uacbd\ud654(\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654) \ucc98\ub9ac\uac00 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ud6c4 \uc989\uc2dc \ub2f4\uae08\uc9c8\ud558\ub294 \uac83\uc774 \uc911\uc694\ud558\uba70, \uc774\ud6c4 300~500\u00b0F\uc5d0\uc11c \uc5ec\ub7ec \ubc88\uc758 \uc0ac\uc774\ud074\uc744 \uac70\uccd0 \ud15c\ud37c\ub9c1\ud558\uc5ec \uacbd\ub3c4, \uc778\uc131 \ubc0f \uc5f0\uc131\uc758 \uade0\ud615\uc744 \ub9de\ucda5\ub2c8\ub2e4. \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4\ub97c \ub192\uc774\uba74 \uacbd\ub3c4\uac00 \uc99d\uac00\ud558\uc9c0\ub9cc \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uac00 \uc794\ub958\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>52100\uac15\uc5d0 \uad8c\uc7a5\ub418\ub294 \uc5b4\ub2d0\ub9c1 \uacf5\uc815\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong>\n<p>\u00a0\uc77c\ubc18\uc801\uc778 \ubc29\ubc95 \uc911 \ud558\ub098\ub294 \uacb0\uc815\ub9bd \ud06c\uae30\ub97c \ubbf8\uc138\ud654\ud558\uae30 \uc704\ud55c \ubd84\ub9ac \uacf5\uc11d \ubcc0\ud0dc(DET) \uc5b4\ub2d0\ub9c1\uc785\ub2c8\ub2e4. \uc774 \uacf5\uc815\uc740 927\u00b0C(1700\u00b0F)\ub85c 20\ubd84\uac04 \uac00\uc5f4\ud55c \ud6c4, \uac80\uac8c \ubcc0\ud558\uace0 \uc790\uc131\uc744 \ub760\uac8c \ub420 \ub54c\uae4c\uc9c0 \uacf5\ub7ad\ud558\ub294 \uac83\uc73c\ub85c \uc2dc\uc791\ub429\ub2c8\ub2e4. \uadf8 \ud6c4 793\u00b0C(1460\u00b0F)\ub85c 30\ubd84\uac04 \uc7ac\uac00\uc5f4\ud558\uace0 \uacf5\ub7ad\ud569\ub2c8\ub2e4(\ud544\uc694\uc5d0 \ub530\ub77c \uc774 \ub2e8\uacc4\ub97c \ubc18\ubcf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4). \ub9c8\uc9c0\ub9c9\uc73c\ub85c, \uac15\ucca0\uc744 \uc6a9\uad11\ub85c \ub0b4\uc5d0\uc11c 677\u00b0C(1250\u00b0F)\uae4c\uc9c0 \ucc9c\ucc9c\ud788 \ub0c9\uac01\uc2dc\ud0a8 \ud6c4, \uc0c1\uc628\uc5d0\uc11c \ub0c9\uac01\ud569\ub2c8\ub2e4. \uc774 \uacf5\uc815\uc740 \ub0b4\ubd80 \uc751\ub825\uc744 \uac10\uc18c\uc2dc\ud0a4\uace0 \uac15\ucca0\uc758 \ubbf8\uc138 \uad6c\uc870\ub97c \ubbf8\uc138\ud654\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<strong>52100\uac15\uc5d0 \uad8c\uc7a5\ub418\ub294 \ub2f4\uae08\uc9c8 \ub9e4\uccb4\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong>\n<p>52100\uac15\uc5d0\ub294 \uc911\ub0c9\uac01\uc720 \ub610\ub294 \uae09\uc18d\ub0c9\uac01\uc720\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. <\/p>\n<strong>52100 \uac15\ucca0\uc740 \ub2e8\uc870\ub098 \uac00\uacf5\uc774 \uc5b4\ub835\uc2b5\ub2c8\uae4c?<\/strong>\n<p>52100\uac15\uc740 \ub2e8\uc870\uac00 \ub9e4\uc6b0 \uc5b4\ub824\uc6cc \uc751\ub825 \uade0\uc5f4\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \ub290\ub9b0 \ub3d9\uc791\uacfc \uace0\uc628\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc911\uac04 \uc815\ub3c4\uc758 \ub0ae\uc740 \uacbd\ud654\uc131\uacfc \ub2e8\uc870 \uc628\ub3c4\uc5d0\uc11c \ud0c4\ud654\ubb3c\uc774 \uac70\uc758 \uc5c6\ub2e4\ub294 \uc810 \ub54c\ubb38\uc5d0 \uacf5\uae30 \uacbd\ud654\uac15\uc5d0 \ube44\ud574 \ub2e8\uc870 \uc791\uc5c5\uc774 \ub354 \uc6a9\uc774\ud569\ub2c8\ub2e4. \uc644\uc804\ud788 \uacbd\ud654\ub41c \uc0c1\ud0dc\uc758 52100\uac15\uc740 \uac00\uacf5\uc774 \uc5b4\ub824\uc6cc \ud0c4\ud654\ubb3c\uc774\ub098 \uc785\ubc29\uc815 \uc9c8\ud654\ubd95\uc18c(CBN) \uacf5\uad6c\uc640 \uac19\uc740 \ud2b9\uc218 \uacf5\uad6c\uac00 \ud544\uc694\ud55c \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uac00\uacf5 \uc804\uc5d0 \uad6c\uc0c1\ud654 \uc5f4\ucc98\ub9ac\ub97c \ud558\uba74 \uac00\uacf5\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>\ub2e8\uc870 \uacf5\uc815\uc740 \uce7c\uc5d0 \uc0ac\uc6a9\ub418\ub294 52100 \uac15\ucca0\uc758 \uc131\ub2a5\uc5d0 \uc5b4\ub5a4 \uc601\ud5a5\uc744 \ubbf8\uce60\uae4c\uc694?<\/strong>\n<p>\ub2e8\uc870 \uacf5\uc815\uc740 52100\uac15\uc758 \uc131\ub2a5 \ud5a5\uc0c1 \uc7a0\uc7ac\ub825\uc744 \uadf9\ub300\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc57d 885\u00b0C(1625\u00b0F)\uc758 \ud2b9\uc815 \uc800\uc628\uc5d0\uc11c \ub2e8\uc870\ud558\uba74 \ud0c4\uc18c \uc190\uc2e4\uacfc \uacb0\uc815\ub9bd \uc131\uc7a5\uc744 \ubc29\uc9c0\ud558\uba74\uc11c\ub3c4 \uac15\uc131\uc744 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacf5\uc815\uc740 \uc5f4\ucc98\ub9ac(\uc815\uaddc\ud654)\uc640 \ud568\uaed8 \ud0c4\ud654\ubb3c\uc744 \uc6a9\ud574\ud558\uace0 \uacb0\uc815\ub9bd \ud06c\uae30\ub97c \ubbf8\uc138\ud654\ud558\uc5ec \ub0b4\ub9c8\ubaa8\uc131\uacfc \uc804\ubc18\uc801\uc778 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<strong>52100\uac15\uc740 \ub0c9\uac04 \uac00\uacf5\uc774 \uac00\ub2a5\ud55c\uac00\uc694?<\/strong>\n<p>\ub124, AISI 52100 \ud569\uae08\uac15\uc740 \uc5b4\ub2d0\ub9c1 \ub610\ub294 \ub178\uba40\ub77c\uc774\uc9d5 \ucc98\ub9ac\ub41c \uc0c1\ud0dc\ub77c\uba74 \uc77c\ubc18\uc801\uc778 \ub0c9\uac04 \uac00\uacf5 \uae30\uc220\uc744 \uc0ac\uc6a9\ud558\uc5ec \uac00\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>\uce7c \uc81c\uc791\uc5d0 \uc788\uc5b4\uc11c 52100 \uac15\ucca0\uc740 O1 \uac15\ucca0\uacfc \uc5b4\ub5bb\uac8c \ube44\uad50\ub418\ub098\uc694?<\/strong>\n<p>52100 \uac15\ucca0\uc740 \ud06c\ub86c \ud568\ub7c9\uc774 \uc57d 3\ubc30 \ub354 \ub192\uc2b5\ub2c8\ub2e4.\u00a0<em><a href=\"https:\/\/aobosteel.com\/ko\/o1-tool-steel\/\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">O1 \uacf5\uad6c\uac15<\/mark><\/a><\/em>. O1 \uac15\uc7ac\ub294 \ud0c4\ud654\ud145\uc2a4\ud150\uc744 \ud568\uc720\ud558\uace0 \uc788\ub294 \ubc18\uba74, 52100 \uac15\uc7ac\ub294 \uc9c4\uacf5 \uc6a9\uc735\uacfc \uac19\uc740 \uc815\ubc00\ud55c \uc81c\uc870 \uacf5\uc815\uc744 \ud1b5\ud574 \uade0\uc77c\ud558\uace0 \ub9e4\uc6b0 \ubbf8\uc138\ud55c \uacb0\uc815 \uad6c\uc870\ub97c \uac16\ub294 \uac83\uc73c\ub85c \uc54c\ub824\uc838 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c O1 \uac15\uc7ac\ub294 52100 \uac15\uc7ac\ubcf4\ub2e4 \uc5f4\ucc98\ub9ac\uac00 \uc6a9\uc774\ud558\uba70, 52100 \uac15\uc7ac\ub294 \ub2e8\uc870 \ubc0f \uc5f4\ucc98\ub9ac\uac00 \ub354\uc6b1 \uae4c\ub2e4\ub86d\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub9ce\uc740 \uc804\ubb38\uac00\ub4e4\uc740 \ubaa8\ub4e0 \uacf5\uc815(\ud2b9\ud788 \uc815\ubc00\ud55c \ub2e8\uc870 \ubc0f \ud2b9\uc218 \uc5f4\ucc98\ub9ac)\uc744 \uc81c\ub300\ub85c \uc218\ud589\ud588\uc744 \ub54c 52100 \uac15\uc7ac\uac00 \uc6b0\uc218\ud55c \uce7c \uc131\ub2a5\uc744 \ubc1c\ud718\ud55c\ub2e4\uace0 \uc8fc\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<strong>52100 \uac15\ucca0\uc740 \ub0b4\uc2dd\uc131 \uce21\uba74\uc5d0\uc11c 440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uacfc \uc5b4\ub5bb\uac8c \ube44\uad50\ub429\ub2c8\uae4c?<\/strong>\n<p>440C \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc740 \uc77c\ubc18 52100\uac15\ubcf4\ub2e4 \ubd80\uc2dd \uc800\ud56d\uc131\uc774 \ub450 \ubc30 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4. \ub610\ud55c 440C\ub294 \ud53c\ub85c \uc218\uba85 \ubc0f \ubb34\uc724\ud65c \uc791\ub3d9 \uc870\uac74\uc5d0\uc11c \ub354 \uc6b0\uc218\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/p>\n<strong>52100\uac15\uc758 \ub0a0 \uc720\uc9c0\ub825\uc740 AEB-L\uc774\ub098 \uc77c\ubcf8\uc0b0 \uac15\uc7ac\uc640 \uac19\uc740 \ub2e4\ub978 \uac15\uc7ac\uc5d0 \ube44\ud574 \uc5b4\ub5bb\uc2b5\ub2c8\uae4c?<\/strong>\n<p>52100\uac15\uc740 \uc2dc\uba58\ud0c0\uc774\ud2b8 \ud0c4\ud654\ubb3c\uc758 \ud568\ub7c9\uacfc \uacbd\ub3c4 \ub54c\ubb38\uc5d0 \ub2e4\ub978 \ud0c4\uc18c\uac15 \ubc0f \uc800\ud569\uae08\uac15\uacfc \uc720\uc0ac\ud55c \ud2b9\uc131\uc744 \ubcf4\uc5ec \uc77c\ubc18\uc801\uc73c\ub85c \uc77c\ubd80 \uace0\uae09\uac15\uc5d0 \ube44\ud574 \ub0a0 \uc720\uc9c0\ub825\uc774 \ud2b9\ubcc4\ud788 \ub192\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. \uc2dc\ud5d8 \uacb0\uacfc, 52100\uc740 1086\uac15 \ubc0f \uc6b0\uce20 \ub2e4\ub9c8\uc2a4\ucee4\uc2a4\uac15\ubcf4\ub2e4 \uc6b0\uc218\ud55c \ub0a0 \uc720\uc9c0\ub825\uc744 \ubcf4\uc600\uc9c0\ub9cc, AEB-L\uac15\ubcf4\ub2e4\ub294 \ub5a8\uc5b4\uc84c\uc2b5\ub2c8\ub2e4. \uc77c\ubd80 \uc0ac\uc6a9\uc790\ub4e4\uc740 \uc77c\ubcf8\uc0b0 \uac15\uc7ac\uc640 \ube44\uad50\ud588\uc744 \ub54c, Apex Ultra\uc640 \uac19\uc740 \ucd5c\uc2e0 \uac15\uc7ac\ub294 \ucd94\uac00 \ud569\uae08 \uc6d0\uc18c \ub355\ubd84\uc5d0 \ud6e8\uc52c \ub354 \ub192\uc740 \ub0a0 \uc720\uc9c0\ub825\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\ub2e4\uace0 \uc8fc\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<strong>52100 \uac15\ucca0\uc740 \ub2e4\ub9c8\uc2a4\ucee4\uc2a4 \ub610\ub294 \uc0b0\ub9c8\uc774 \uce7c \uc81c\uc791\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/strong>\n<p>\ub124, 52100\uac15\uc740 \uc5f4\ucc98\ub9ac\ub85c\uac00 \uc788\ub294 \uacbd\uc6b0, \ud2b9\ud788 \uc2ec\uce35 \uacbd\ud654\uac15\uc774\uae30 \ub54c\ubb38\uc5d0 \uc0b0\ub9c8\uc774 \uce7c\ub0a0\uc758 \uc2ec\uc7ac\ub85c \ud6a8\uacfc\uc801\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c 1095\uac15\uacfc \uac19\uc740 \uc7ac\ub8cc\uc640 \ud568\uaed8 \ub2e4\ub9c8\uc2a4\ucee4\uc2a4\uac15\uc5d0\ub3c4 \uc0ac\uc6a9\ub418\uc9c0\ub9cc, \uad6c\uc131 \uc131\ubd84\uc774 \uc720\uc0ac\ud558\uc5ec \ub69c\ub837\ud55c \uc2dc\uac01\uc801 \ub300\ube44\ub97c \uc5bb\uae30\ub294 \uc5b4\ub824\uc6b8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<strong>52100 \uac15\ucca0\uc740 \uc5b4\ub5a4 \uc6a9\ub3c4\uc5d0 \uc801\ud569\ud569\ub2c8\uae4c?<\/strong>\n<p>\uad6c\ub984 \ubca0\uc5b4\ub9c1. \uace0\ud0c4\uc18c \ubca0\uc5b4\ub9c1, \ud2b9\ud788 \ubcfc \ubca0\uc5b4\ub9c1\uacfc \ub864\ub7ec \ubca0\uc5b4\ub9c1\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uace0\uc804\uc801\uc774\uace0 \ud45c\uc900\uc801\uc778 \uc18c\uc7ac\ub85c \uc5ec\uaca8\uc9d1\ub2c8\ub2e4.<br>\uae08\ud615 \ub2e8\uba74. \ud45c\uba74\uc774 \ub9e4\uc6b0 \uc815\ubc00\ud558\uac8c \uc5f0\ub9c8\ub418\uc5b4\uc57c \ud558\ub294 \ucd5c\ub300 \uc9c1\uacbd 50mm\uc758 \uae08\ud615\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<br>\ubd84\ub9d0 \uc774\uc1a1 \uc544\ud06c \uc6a9\uc811(PTA)\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ud074\ub798\ub529 \uc7ac\ub8cc.<br>\uce68\ud0c4 \ucc98\ub9ac \uc5c6\uc774 \uc6b0\uc218\ud55c \ub0b4\ub9c8\ubaa8\uc131\uc774 \uc694\uad6c\ub418\ub294 \uc6a9\ub3c4.<\/p>\n<strong>52100 \uac15\ucca0\uc758 \uac15\ub3c4\ub294 \uc5b4\ub290 \uc815\ub3c4\uc785\ub2c8\uae4c?<\/strong>\n<p>52100\uac15\uc758 \uac15\ub3c4\ub294 \uc801\uc6a9\ub418\ub294 \ud2b9\uc815 \uc5f4\ucc98\ub9ac \ubc29\uc2dd\uc5d0 \ub530\ub77c \ud06c\uac8c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<br>\uc778\uc7a5 \uac15\ub3c4: 585-620 MPa (85-90 ksi). 850\u00b0C(1560\u00b0F)\uc5d0\uc11c \uc624\uc77c \ub2f4\uae08\uc9c8 \ud6c4, \uc778\uc7a5 \uac15\ub3c4\ub294 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uae08\ud615 \uc6a9\ub3c4\uc758 \uacbd\uc6b0, \uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c \uc0c1\ud0dc\uc5d0\uc11c\ub294 \uc778\uc7a5 \uac15\ub3c4\uac00 80,000 psi (552 MPa)\uc774\uace0, \uc624\uc77c \ub2f4\uae08\uc9c8 \ud6c4 400\u00b0F(204\u00b0C)\uc5d0\uc11c \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ud588\uc744 \ub54c\ub294 120,000 psi (827 MPa)\uc785\ub2c8\ub2e4.<br>\ud56d\ubcf5 \uac15\ub3c4: 450 MPa (65 ksi). 850 \u00b0C (1560 \u00b0F)\uc5d0\uc11c \uc624\uc77c \ub2f4\uae08\uc9c8 \ud6c4, \ud56d\ubcf5 \uac15\ub3c4\ub294 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uae08\ud615 \uc6a9\ub3c4\uc758 \uacbd\uc6b0, \uc5b4\ub2d0\ub9c1 \ucc98\ub9ac\ub41c \uc0c1\ud0dc\uc5d0\uc11c\ub294 \ud56d\ubcf5 \uac15\ub3c4\uac00 35,000 psi (241 MPa)\uc774\uace0, \uc624\uc77c \ub2f4\uae08\uc9c8 \ud6c4 400 \u00b0F (204 \u00b0C)\uc5d0\uc11c \ud15c\ud37c\ub9c1 \ucc98\ub9ac\ud588\uc744 \ub54c\ub294 93,000 psi (641 MPa)\uc785\ub2c8\ub2e4.<br>\uc555\ucd95 \uac15\ub3c4: 2760 MPa (400 ksi) \ub610\ub294 2930 MPa (425 ksi).<\/p>\n<strong>52100 \uac15\ucca0\uacfc 1095 \uac15\ucca0\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong>\n<p>\uc8fc\uc694 \ucc28\uc774\uc810 \uc694\uc57d:<br>\ud06c\ub86c \ud568\ub7c9: 52100\uc740 \ud06c\ub86c\uc744 \ud568\uc720\ud558\uace0 \uc788\ub294 \ubc18\uba74, 1095\ub294 \ud06c\ub86c \ud568\ub7c9\uc774 \ubbf8\ubbf8\ud55c \uc77c\ubc18 \uace0\ud0c4\uc18c\uac15\uc785\ub2c8\ub2e4.<br>\uc8fc\uc694 \uc6a9\ub3c4: 52100\uc740 \uc8fc\ub85c \ubca0\uc5b4\ub9c1 \uac15\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ubc18\uba74, 1095\ub294 \uc2a4\ud504\ub9c1\uacfc \ube14\ub808\uc774\ub4dc\uc5d0 \uc790\uc8fc \uc0ac\uc6a9\ub418\ub294 \ubcf4\ub2e4 \ubc94\uc6a9\uc801\uc778 \uace0\ud0c4\uc18c\uac15\uc785\ub2c8\ub2e4.<br>\ub0b4\uc2dd\uc131: 52100\uc740 \uc77c\ubc18 \ud0c4\uc18c\uac15 1095\ubcf4\ub2e4 \ub0b4\uc2dd\uc131\uc774 \uc57d\uac04 \ub354 \uc6b0\uc218\ud558\uc9c0\ub9cc, \ub450 \uac15\uc885 \ubaa8\ub450 \ub0b4\uc2dd\uac15\uc73c\ub85c \uac04\uc8fc\ub418\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Home &gt; Tool Steel Catalog &gt; 52100 Bearing Steel Aobo Steel | Global Tool Steel Supplier in China AISI 52100 Bearing Steel | 1.3505 | 100Cr6 High Carbon Chromium Alloy 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 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5692,"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 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(1990). <em>ASM handbook: Vol. 1. Properties and selection: Irons, steels, and high-performance alloys<\/em>. ASM International.\",\"id\":\"abbcb5a3-65c8-489e-8cc2-2a9a7c732dc3\"}]"},"class_list":["post-9302","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>52100 | 1.3505 | 100Cr6 Round and Flat Bar Supplier | AoboSteel<\/title>\n<meta name=\"description\" content=\"52100 bearing steel is a high-carbon bearing steel that&#039;s widely utilized for producing through-hardened ball and roller bearings.\" \/>\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\/52100-bearing-steel\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"52100 | 1.3505 | 100Cr6 Round and Flat Bar Supplier\" 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