{"id":9334,"date":"2025-08-02T10:11:30","date_gmt":"2025-08-02T02:11:30","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9334"},"modified":"2026-06-26T09:46:14","modified_gmt":"2026-06-26T01:46:14","slug":"m42-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/m42-tool-steel\/","title":{"rendered":"M42 \uacf5\uad6c\uac15 | 1.3247 | SKH59 \uacf5\uae09\uc5c5\uccb4"},"content":{"rendered":"<div class=\"wp-block-cover alignfull\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"337\" class=\"wp-block-cover__image-background wp-image-7233 size-large\" alt=\"\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1024x337.webp\" data-object-fit=\"cover\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1024x337.webp 1024w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-300x99.webp 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-768x253.webp 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1536x506.webp 1536w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-18x6.webp 18w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\" style=\"background-color:#4e4b40\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<div class=\"wp-block-uagb-container uagb-block-29fc5c3c alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-advanced-heading uagb-block-c196a237\"><h6 class=\"uagb-heading-text\"><a href=\"https:\/\/aobosteel.com\/ko\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">\uc9d1<\/mark> <\/a>&gt; <a href=\"https:\/\/aobosteel.com\/ko\/tool-steels\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">\uacf5\uad6c\uac15 \uce74\ud0c8\ub85c\uadf8<\/mark><u> <\/u><\/a>M42 \uacf5\uad6c\uac15<\/h6><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-d1ce38c5\"><h5 class=\"uagb-heading-text\"><em>\uc544\uc624\ubcf4 \uc2a4\ud2f8 | \uc911\uad6d\uc758 \uae00\ub85c\ubc8c \uacf5\uad6c\uac15 \uacf5\uae09\uc5c5\uccb4<\/em><\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-5b6189ba\"><h2 class=\"uagb-heading-text\">AISI M42 \uacf5\uad6c\uac15 | 1.3247 | SKH59 \ucd08\uacbd\uc9c8 \ucf54\ubc1c\ud2b8 \uace0\uc18d\uac15<\/h2><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-914bcd03\"><h5 class=\"uagb-heading-text\">\u2713100% UT \ud14c\uc2a4\ud2b8 \uc644\ub8cc, \ud488\uc9c8 \ubcf4\uc99d<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-84cd4af9\"><h5 class=\"uagb-heading-text\">\u27131921\ub144 9\uc6d4~1982\ub144 D\/d \ub4f1\uae09 \ubcf4\uc7a5<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-20e20150\"><h5 class=\"uagb-heading-text\">\u2713\uc5b4\ub2d0\ub9c1 \uc0c1\ud0dc \uc804\ub2ec<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-33ee52f8\"><h5 class=\"uagb-heading-text\">\u2713\ud45c\uba74: \ube14\ub799 \uc2a4\ucf00\uc77c, \uc120\uc0ad \uac00\uacf5, \ubc00 \ud53c\ub2c8\uc2dc \ub610\ub294 \uad11\ud0dd \ucc98\ub9ac<\/h5><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">M42 \uc18c\uc7ac\uc5d0 \ub300\ud55c \ube60\ub978 \ubb38\uc758<\/a><\/div>\n<\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc740 M \uc2dc\ub9ac\uc988\uc5d0 \uc18d\ud558\ub294 \ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d \uacf5\uad6c\uac15\uc73c\ub85c \ubd84\ub958\ub429\ub2c8\ub2e4. \ub192\uc740 \ud0c4\uc18c \ud568\ub7c9\uacfc \ub2e4\uc591\ud55c \ud569\uae08 \uc6d0\uc18c\uc758 \ucca8\uac00\ub85c \uc774\ub8e8\uc5b4\uc9c4 \ubcf5\ud569 \ucca0\uacc4 \ud569\uae08\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud569\uae08 \uc6d0\uc18c\ub4e4\uc740 \ud0c4\ud654\ubb3c\uc744 \ud615\uc131\ud558\uc5ec \ub0b4\ub9c8\ubaa8\uc131 \ubc0f \uace0\uc628 \uc5f0\ud654 \uc800\ud56d\uc131\uacfc \uac19\uc740 \uac15\uc7ac\uc758 \ud2b9\uc131\uc5d0 \ud06c\uac8c \uae30\uc5ec\ud558\uae30 \ub54c\ubb38\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-1-chemical-composition\" class=\"wp-block-heading\">1. \ud654\ud559\uc801 \uc870\uc131<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>C<\/td><td>\ud06c<\/td><td>\ubaa8<\/td><td>W<\/td><td>\ud68c\uc0ac<\/td><td>V<\/td><td>\ub9dd<\/td><td>\uc2dc<\/td><td>P<\/td><td>S<\/td><td>\uad6c\ub9ac<\/td><td>\ub2c8<\/td><\/tr><tr><td>1.05 \u2013 1.1<\/td><td>3.5 \u2013 4.25<\/td><td>9.0 \u2013 10.0<\/td><td>1.15 \u2013 1.85<\/td><td>7.75 \u2013 8.75<\/td><td>0.95 \u2013 1.35<\/td><td>0.15 \u2013 0.40<\/td><td>0.15 \u2013 0.65<\/td><td>\ucd5c\ub300 0.03<\/td><td>\ucd5c\ub300 0.03<\/td><td>\ucd5c\ub300 0.25<\/td><td>\ucd5c\ub300 0.3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"h-2-properties\" class=\"wp-block-heading\">2. \uc18d\uc131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba85\ud655\ud55c \uc774\ud574&nbsp;<strong>M42 \uacf5\uad6c\uac15\uc758 \ud2b9\uc131<\/strong>&nbsp;\uace0\uc131\ub2a5 \uc808\uc0ad \uacf5\uad6c\uac00 \ud544\uc694\ud55c \uc791\uc5c5\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. M42\ub294 \ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d \uacf5\uad6c\uac15(HSS)\uc73c\ub85c, \uc77c\ubc18\uc801\uc73c\ub85c \ud145\uc2a4\ud150\uacfc \ucf54\ubc1c\ud2b8\ub97c \ud568\uc720\ud569\ub2c8\ub2e4. \uc5f4\uacfc \ub9c8\ubaa8\uac00 \uc8fc\uc694 \uace0\ub824 \uc0ac\ud56d\uc778 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \uc801\ud569\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc81c\uacf5\ub41c \uc815\ubcf4\ub97c \ubc14\ud0d5\uc73c\ub85c \uc8fc\uc694 \ud2b9\uc9d5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 id=\"h-2-1-core-performance-attributes\" class=\"wp-block-heading\">2.1 \ud575\uc2ec \uc131\ub2a5 \uc18d\uc131<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ud0c1\uc6d4\ud55c \uacbd\ub3c4:<\/strong>&nbsp;M42\ub294 \uc5f4\ucc98\ub9ac \ud6c4 \ub9e4\uc6b0 \ub192\uc740 \uacbd\ub3c4(\ucd5c\ub300 68~70 HRC)\ub97c \uc5bb\uc2b5\ub2c8\ub2e4. \ub2f4\uae08\uc9c8 \uc9c1\ud6c4\uc758 \uacbd\ub3c4\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc57d 65 HRC\ub85c, \uac00\uc7a5 \ub2e8\ub2e8\ud55c \uace0\uc18d\ub3c4\uac15(HSS) \ub4f1\uae09\uc5d0 \uc18d\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub6f0\uc5b4\ub09c \uace0\uc628 \uacbd\ub3c4:<\/strong>&nbsp;\uc774 \uac15\ucca0\uc740 \uace0\uc628(\ucd5c\ub300 538\u00b0C\/1000\u00b0F)\uc5d0\uc11c\ub3c4 \ub192\uc740 \uacbd\ub3c4\ub97c \uc720\uc9c0\ud558\ub294\ub370, \uc774\ub294 \uace0\uc18d \uc808\uc0ad \uc791\uc5c5\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774 \uac15\ucca0\uc758 \uace0\uc628 \uacbd\ub3c4\ub294 \uae30\uc874\uc758 \uace0\uc18d\ub3c4\uac15(HSS)\ubcf4\ub2e4 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4.&nbsp;<em><a href=\"https:\/\/aobosteel.com\/ko\/m2-tool-steel\/\">\uc5e02<\/a><\/em>&nbsp;\ub610\ub294 M7.<\/li>\n\n\n\n<li><strong>\ub6f0\uc5b4\ub09c \ub0b4\ub9c8\ubaa8\uc131:<\/strong>&nbsp;M42\ub294 \ub6f0\uc5b4\ub09c \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\ub294 \ub2e8\ub2e8\ud55c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uae30\uc9c0 \uad6c\uc870\uc640 \ubc14\ub098\ub4d0, \ubab0\ub9ac\ube0c\ub374, \ud145\uc2a4\ud150, \ud06c\ub86c \ub4f1\uc758 \uc6d0\uc18c\ub85c \ud615\uc131\ub41c \ub2e8\ub2e8\ud55c \ud569\uae08 \ud0c4\ud654\ubb3c\uc758 \uc874\uc7ac \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"h-2-2-heat-treatment-and-structural-integrity\" class=\"wp-block-heading\">2.2 \uc5f4\ucc98\ub9ac \ubc0f \uad6c\uc870\uc801 \uac74\uc804\uc131<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>2\ucc28 \uacbd\ud654:<\/strong>&nbsp;M42\ub294 \ud15c\ud37c\ub9c1 \uacfc\uc815\uc5d0\uc11c 2\ucc28 \uacbd\ud654 \ud604\uc0c1\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ud2b9\uc815 \uace0\uc628(\uc608: 950\u00b0F\/510\u00b0C \ub610\ub294 1000\u00b0F\/538\u00b0C)\uc5d0\uc11c \ud15c\ud37c\ub9c1\ud558\uba74 \ub2f4\uae08\uc9c8 \uc9c1\ud6c4\uc758 \uacbd\ub3c4\uc640 \uac19\uac70\ub098 \uadf8 \uc774\uc0c1\uc758 \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc794\ub958 \ucca0\uc744 \ubcc0\ud0dc\uc2dc\ucf1c \uc804\ubc18\uc801\uc778 \uc778\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \uc5ec\ub7ec \ub2e8\uacc4\uc758 \ud15c\ud37c\ub9c1 \ucc98\ub9ac\uac00 \uc77c\ubc18\uc801\uc73c\ub85c \uad8c\uc7a5\ub429\ub2c8\ub2e4.&nbsp;<em>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8<\/em>.<\/li>\n\n\n\n<li><strong>\ub0b4\uad6c\uc131:<\/strong>&nbsp;M42\ub294 \uc6b0\uc218\ud55c \uc778\uc131\uc744 \uc81c\uacf5\ud558\uc9c0\ub9cc, \ub2e4\ub978 \uacf5\uad6c\uac15 \uc885\ub958\uc5d0 \ube44\ud574 \uc0c1\ub300\uc801\uc73c\ub85c \uc778\uc131\uc774 \ub0ae\uc2b5\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uc77c\ubc18\uc801\uc778 \uc6a9\ub3c4\uc5d0\uc11c \ud30c\uc190\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub7ec\ud55c \uacbd\uc6b0 M2\uc640 \uac19\uc740 \ub4f1\uae09\uc758 \uacf5\uad6c\uac15\uc774 \ub354 \ub098\uc740 \uc131\ub2a5\uc744 \ubcf4\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"h-2-3-machinability-and-processing\" class=\"wp-block-heading\">2.3 \uac00\uacf5\uc131 \ubc0f \ucc98\ub9ac<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc740 \uac00\uacf5\uc131 \ub4f1\uae09\uc774 \uc57d 65\uc785\ub2c8\ub2e4(W1 \ud0c4\uc18c \uacf5\uad6c\uac15\uc740 100). \ub610\ud55c \uc5f0\uc0ad \uc791\uc5c5\ub3c4 \ube44\uad50\uc801 \uc6a9\uc774\ud55c \uac83\uc73c\ub85c \uc54c\ub824\uc838 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\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=\"1000\" height=\"1000\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/M42-high-speed-steel.avif\" alt=\"M42 \uacf5\uad6c\uac15\" class=\"wp-image-4845\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/M42-high-speed-steel.avif 1000w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/M42-high-speed-steel-300x300.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/M42-high-speed-steel-150x150.avif 150w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/M42-high-speed-steel-768x768.avif 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/M42-high-speed-steel-12x12.avif 12w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">M42 \uace0\uc18d\uac15<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">M42 \uace0\uc18d\uac15\uc744 \ucc3e\uace0 \uacc4\uc2ed\ub2c8\uae4c? \uc544\ub798 \uc591\uc2dd\uc744 \uc791\uc131\ud558\uc5ec \uc9c0\uae08 \ubc14\ub85c \ubb38\uc758\ud574 \uc8fc\uc138\uc694!<\/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\/9334#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\/9334#wpcf7-f16042-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16042\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.6\" \/><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<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=\"76\"\/><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<h2 id=\"h-3-m42-tool-steel-nbsp-heat-treatment\" class=\"wp-block-heading\">3. M42 \uacf5\uad6c\uac15&nbsp;<em>\uc5f4\ucc98\ub9ac<\/em><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uc0c1\uc801\uc778 M42 \uacf5\uad6c\ub294 \uc900\ube44 \ubc0f \uc608\uc5f4, \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654(\uacbd\ud654), \ub2f4\uae08\uc9c8, \ud15c\ud37c\ub9c1\uc758 \uc5ec\ub7ec \ub2e8\uacc4\ub97c \uac70\uce69\ub2c8\ub2e4. \uac01 \ub2e8\uacc4\ub294 \uc6d0\ud558\ub294 \ubbf8\uc138 \uad6c\uc870\uc640 \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \uc5bb\uae30 \uc704\ud574 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 id=\"h-3-1-preparation-and-preheat\" class=\"wp-block-heading\">3.1 \uc900\ube44 \ubc0f \uc608\uc5f4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc744 \uace0\uc628 \uacbd\ud654 \ucc98\ub9ac\ud558\uae30 \uc804\uc5d0\ub294 \uc138\uc2ec\ud55c \uc900\ube44\uac00 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \uac15\uc7ac\ub97c \uc5f0\ud654\uc2dc\ud0a4\uace0 \ubbf8\uc138 \uad6c\uc870\ub97c \uac1c\uc120\ud558\uc5ec \ud6a8\uacfc\uc801\uc778 \uacbd\ud654\ub97c \uc704\ud55c \uc900\ube44\ub97c \ud558\ub294 \uc5b4\ub2d0\ub9c1\uacfc \uac19\uc740 \ucd08\uae30 \uacf5\uc815\uc774 \ud3ec\ud568\ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uacf5\uad6c\uc758 \uac00\uacf5\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \uad6c\uc0c1\ud654 \ucc98\ub9ac\ub97c \ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc758 \uc5f4\ucc98\ub9ac\uc5d0\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ub2e8\uacc4\ubcc4 \uc608\uc5f4 \ub2e8\uacc4\uac00 \ud3ec\ud568\ub418\ub294\ub370, \uc774\ub294 \ud2b9\ud788 \ub2e8\uba74\uc774 \ub2e4\uc591\ud55c \uacf5\uad6c\uc5d0\uc11c \uc5f4 \ucda9\uaca9\uacfc \uade0\uc5f4 \ubc1c\uc0dd \uac00\ub2a5\uc131\uc744 \ucd5c\uc18c\ud654\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M42\uc758 \uc77c\ubc18\uc801\uc778 \uc608\uc5f4 \uc628\ub3c4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.&nbsp;<strong>815\u00b0C (1500\u00b0F)<\/strong>.<\/li>\n\n\n\n<li>\ubaa9\ud45c\ub294 \uac15\ucca0\uc744 \uade0\uc77c\ud558\uac8c \uac00\uc5f4\ud558\uc5ec \uc911\uc694\ud55c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ub2e8\uacc4 \uc774\uc804\uc5d0 \ubc1c\uc0dd\ud558\ub294 \uc751\ub825\uc744 \uc904\uc774\ub294 \uac83\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"h-3-2-austenitizing-hardening\" class=\"wp-block-heading\">3.2 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654(\uacbd\ud654)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc624\uc2a4\ud14c\ub098\uc774\uc9d5\uc740 \uae30\ubcf8\uc801\uc778 \ubcc0\ud0dc \ub2e8\uacc4\uc785\ub2c8\ub2e4. \uc774 \ub2e8\uacc4\uc5d0\uc11c\ub294 \uc5b4\ub2d0\ub9c1\ub41c M42 \uacf5\uad6c\uac15(\uc8fc\ub85c \ud398\ub77c\uc774\ud2b8\uc640 \ud569\uae08 \ud0c4\ud654\ubb3c)\uc744 \ud2b9\uc815 \uace0\uc628\uc73c\ub85c \uac00\uc5f4\ud569\ub2c8\ub2e4. \uadf8\ub7ec\uba74 \uad6c\uc870\uac00 \uc624\uc2a4\ud14c\ub098\uc774\uc9d5\ub429\ub2c8\ub2e4.&nbsp;<strong>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8<\/strong>&nbsp;\ub610\ud55c \ucd5c\uc885 \uacbd\ub3c4 \ubc0f \ub0b4\ub9c8\ubaa8\uc131\uc5d0 \ud544\uc218\uc801\uc778 \ubcf5\ud569 \ud569\uae08 \ud0c4\ud654\ubb3c\uc744 \uc6a9\ud574\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc758 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654\uc5d0 \ub300\ud55c \uc8fc\uc694 \ub9e4\uac1c\ubcc0\uc218\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><span style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"><strong>\uc628\ub3c4:<\/strong>&nbsp;\uc77c\ubc18\uc801\uc73c\ub85c ~&nbsp;<strong>1180\u00b0C \ubc0f 1190\u00b0C (2155\u00b0F \ubc0f 2175\u00b0F)<\/strong>.<\/span> \ud55c \uc5f0\uad6c\uc5d0\uc11c\ub294 1180\u00b0C(1453K)\ub97c \ucd5c\uc801\uc758 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4\ub85c \ud655\uc778\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ubcf4\uc720 \uc2dc\uac04:<\/strong>&nbsp;\uc77c\ubc18\uc801\uc73c\ub85c \uace0\uc18d\uac15\uc5d0 \ube44\ud574 \uc0c1\ub300\uc801\uc73c\ub85c \uc9e7\uc740 \ud3b8\uc785\ub2c8\ub2e4.&nbsp;<strong>2\ubd84\uc5d0\uc11c 6\ubd84<\/strong>&nbsp;\uac15\ucca0\uc774 \ubaa9\ud45c \uc628\ub3c4\uc5d0 \ub3c4\ub2ec\ud558\uba74 \uc18c\uc131\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, 1190\u00b0C(2175\u00b0F)\uc5d0\uc11c 4\ubd84\uac04 \uc720\uc9c0\ud558\ub294 \uac83\uc774 \uc77c\ubc18\uc801\uc778 \uad8c\uc7a5 \uc0ac\ud56d\uc785\ub2c8\ub2e4. M42\ub97c 1180\u00b0C\uc5d0\uc11c 15~30\ubd84\uac04 \uc720\uc9c0\ud558\uba74 \uc77c\uad00\ub41c \ubbf8\uc138 \uad6c\uc870\uc640 \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc8fc\uc758:<\/strong>&nbsp;\uad8c\uc7a5 \uc628\ub3c4 \ub610\ub294 \uc720\uc9c0 \uc2dc\uac04\uc744 \ucd08\uacfc\ud558\uba74 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacfc\ub3c4\ud55c \ud0c4\ud654\ubb3c \uc6a9\ud574 \ubc0f \ubc14\ub78c\uc9c1\ud558\uc9c0 \uc54a\uc740 \uacb0\uc815\ub9bd \uc131\uc7a5\uc774 \ubc1c\uc0dd\ud558\uc5ec \uac15\ucca0\uc758 \ud2b9\uc131\uc5d0 \uc545\uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc73c\uba70, \ud2b9\ud788 \ub108\ubb34 \uc624\ub7ab\ub3d9\uc548 \uc720\uc9c0\ud560 \uacbd\uc6b0(\uc608: 1180\u00b0C\uc5d0\uc11c 45\ubd84) \uc624\uc2a4\ud2b8\ubc1c\ud2b8 \uc219\uc131 \ud604\uc0c1\uc73c\ub85c \uc778\ud574 \uacbd\ub3c4\uac00 \uac10\uc18c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"h-3-3-quenching\" class=\"wp-block-heading\">3.3 \ub2f4\uae08\uc9c8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc740 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ucc98\ub9ac \ud6c4 \uae09\uc18d \ub0c9\uac01(\ud01c\uce6d)\uc744 \ud1b5\ud574 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub97c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub294 \uc808\uc0ad \ubc0f \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc81c\uacf5\ud558\ub294 \ub2e8\ub2e8\ud55c \uacb0\uc815 \uad6c\uc870\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ub2f4\uae08\uc9c8 \ub9e4\uccb4:<\/strong>&nbsp;\uc774\ub294 \uacf5\uae30, \uc624\uc77c \ub610\ub294 \uc5fc\uc695\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. M42 \uacf5\uad6c\uac15\uc740 \uacbd\ud654\uc131\uc774 \ub6f0\uc5b4\ub098 \ub2e8\uba74 \uc804\uccb4\uc5d0 \uac78\uccd0 \uc6b0\uc218\ud55c \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub0c9\uac01 \uc18d\ub3c4:<\/strong>&nbsp;\ub0c9\uac01 \uc18d\ub3c4\uac00 \ube60\ub97c\uc218\ub85d \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\ub294 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uc2dc\uc791(Ms) \ubc0f \uc885\ub8cc(Mf) \uc628\ub3c4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\uace0 \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uc758 \uc591\uc5d0\ub3c4 \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ub2f4\uae08\uc9c8 \ud6c4 \uacbd\ub3c4: M42 \uacf5\uad6c\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub2f4\uae08\uc9c8 \ud6c4 \uc57d 65~68 HRC\uc758 \uacbd\ub3c4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<br>\uc5f4\ucc98\ub9ac\ub418\uc9c0 \uc54a\uc740 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub294 \ub9e4\uc6b0 \ub2e8\ub2e8\ud558\uc9c0\ub9cc \uc751\ub825\uc774 \ub192\uace0 \ucde8\uc131\uc774 \uac15\ud558\uba70 \ubd88\uc548\uc815\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc5f4\ucc98\ub9ac\ub294 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"h-3-4-tempering\" class=\"wp-block-heading\">3.4 \ud15c\ud37c\ub9c1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2f4\uae08\uc9c8 \ud6c4 \uc911\uc694\ud55c \ub2e8\uacc4\uc778 \ud15c\ud37c\ub9c1\uc740 M42 \uacf5\uad6c\uac15\uc744 \uc784\uacc4 \ubcc0\ud0dc\uc810 \uc774\ud558\uc758 \uc911\uac04 \uc628\ub3c4\ub85c \uc7ac\uac00\uc5f4\ud558\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uc5ec\ub7ec \uba54\ucee4\ub2c8\uc998\uc744 \ud1b5\ud574 \uc0ac\uc6a9\uc131\uacfc \uc131\ub2a5\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc2a4\ud2b8\ub808\uc2a4 \ud574\uc18c:<\/strong>&nbsp;\ub2f4\uae08\uc9c8\ub85c \uc778\ud55c \ub0b4\ubd80 \uc751\ub825\uc744 \uc644\ud654\ud558\uc5ec \uade0\uc5f4 \ubc1c\uc0dd \uac00\ub2a5\uc131\uc744 \uc904\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub0b4\uad6c\uc131 \ud5a5\uc0c1:<\/strong>&nbsp;\uc778\uc131\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ucf1c \uac15\ucca0\uc758 \ucde8\uc131\uc744 \uc904\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \ubcc0\ud0dc:<\/strong>&nbsp;\uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8(\uacbd\ub3c4 \ubc0f \uce58\uc218 \uc548\uc815\uc131\uc744 \uc800\ud558\uc2dc\ud0ac \uc218 \uc788\uc74c)\ub97c \ud6c4\uc18d \uc0ac\uc774\ud074\uc5d0\uc11c \ud15c\ud37c\ub9c1\ub41c \uc0c8\ub85c\uc6b4 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>2\ucc28 \uacbd\ud654:<\/strong>&nbsp;M42 \uc804\uc2dc\ud488&nbsp;<strong>2\ucc28 \uacbd\ud654<\/strong>. \ud15c\ud37c\ub9c1 \uacfc\uc815\uc5d0\uc11c \ubbf8\uc138\ud558\uace0 \ubcf5\uc7a1\ud55c \ud569\uae08 \ud0c4\ud654\ubb3c\uc774 \uc11d\ucd9c\ub418\uc5b4 \uacbd\ub3c4\uac00 \ub354\uc6b1 \uc99d\uac00\ud569\ub2c8\ub2e4. M42\ub294 \uc6b0\uc218\ud55c \uace0\uc628 \uacbd\ub3c4\ub85c \uc54c\ub824\uc838 \uc788\uc73c\uba70, \ucd5c\ub300 1000 \u00c5\uc5d0 \ub2ec\ud569\ub2c8\ub2e4.&nbsp;<strong>69 HRC<\/strong>&nbsp;\ub2f4\uae08\uc9c8 \ud6c4 (\uc77c\ubc18\uc801\uc73c\ub85c \uc57d)&nbsp;<strong>538\u00b0C \/ 1000\u00b0F<\/strong>\ucd5c\uc801\uc758 \uacb0\uacfc\ub97c \uc5bb\uc73c\ub824\uba74 2\ucc28 \uacbd\ub3c4 \ud53c\ud06c\uc758 \ub192\uc740 \ucabd\uc5d0\uc11c \ud15c\ud37c\ub9c1\uc744 \ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc911 \uc5f4\ucc98\ub9ac \uc8fc\uae30:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc740 \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uc758 \uc644\uc804\ud55c \ubcc0\ud0dc\uc640 \uc0c8\ub85c\uc6b4 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uc758 \ud615\uc131\uc744 \uc704\ud574 \uc5ec\ub7ec \ubc88\uc758 \ud15c\ud37c\ub9c1 \uc8fc\uae30(\uc77c\ubc18\uc801\uc73c\ub85c 2~4\ud68c)\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc628\ub3c4:<\/strong>&nbsp;M42\uc758 \uc77c\ubc18\uc801\uc778 \uc5f4\ucc98\ub9ac \uc628\ub3c4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.&nbsp;<strong>510\u00b0C(950\u00b0F) \ubc0f 538\u00b0C(1000\u00b0F)<\/strong>.<\/li>\n\n\n\n<li><strong>\ub2f4\uadf8\ub294 \uc2dc\uac04:<\/strong>&nbsp;\uac01 \uc5f4\ucc98\ub9ac \uc8fc\uae30\uc5d0\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc77c\uc815 \uc2dc\uac04 \ub3d9\uc548 \ub2f4\uae08\uc9c8\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.&nbsp;<strong>2~4\uc2dc\uac04<\/strong>&nbsp;\uc120\ud0dd\ud55c \uc628\ub3c4\uc5d0\uc11c.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc751\ub825 \uc644\ud654 \uc5f4\ucc98\ub9ac(\uac00\uacf5 \ud6c4):<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5f4\ucc98\ub9ac\ub41c M42\uc5d0 \uc0c1\ub2f9\ud55c \uc5f0\uc0ad, \uc6a9\uc811 \ub610\ub294 \ubc29\uc804\uac00\uacf5(EDM)\uc744 \uac00\ud55c \ud6c4\uc5d0\ub294 \ub9c8\uc9c0\ub9c9 \ud15c\ud37c\ub9c1 \uc628\ub3c4\ubcf4\ub2e4 14~28\u00b0C(25~50\u00b0F) \ub0ae\uc740 \uc628\ub3c4\uc5d0\uc11c \ucd5c\uc885 \uc751\ub825 \uc644\ud654 \ud15c\ud37c\ub9c1\uc744 \ud558\ub294 \uac83\uc774 \uac15\ub825\ud788 \uad8c\uc7a5\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc758 \ud15c\ud37c\ub9c1 \uc628\ub3c4 \ubc0f \uadf8\uc5d0 \ub530\ub978 \uacbd\ub3c4<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\ud15c\ud37c\ub9c1 \uc628\ub3c4<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>\ub85d\uc6f0 C<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\uac08\uc99d\uc774 \ud574\uc18c\ub41c \uac83\ucc98\ub7fc<\/td><td class=\"has-text-align-center\" data-align=\"center\">65<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">900\u00b0F\/480\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">67<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">950\u00b0F\/510\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">68<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1000\u00b0F\/540\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">67<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1050\u00b0F\/565\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">66<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1100\u00b0F\/595\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">62<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1150\u00b0F\/620\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">56<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1200\u00b0F\/650\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">50<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 id=\"h-3-5-summary-of-m42-tool-steel-heat-treatment-parameters\" class=\"wp-block-heading\">3.5 M42 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \ub9e4\uac1c\ubcc0\uc218 \uc694\uc57d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uac04\ub7b5\ud558\uac8c \uac1c\uc694\ub97c \uc81c\uacf5\ud558\uc790\uba74, M42 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac\uc758 \uc77c\ubc18\uc801\uc778 \ub9e4\uac1c\ubcc0\uc218\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\ub2e8\uacc4<\/strong><\/td><td><strong>\ubaa9\uc801<\/strong><\/td><td><strong>M42\uc758 \uc77c\ubc18\uc801\uc778 \uc628\ub3c4<\/strong><\/td><td><strong>M42\uc758 \uc77c\ubc18\uc801\uc778 \uc720\uc9c0 \uc2dc\uac04<\/strong><\/td><td><strong>M42\uc5d0 \ub300\ud55c \uc8fc\uc694 \uace0\ub824 \uc0ac\ud56d<\/strong><\/td><\/tr><tr><td><strong>\uc608\uc5f4<\/strong><\/td><td>\uc5f4\ucda9\uaca9\uc744 \ucd5c\uc18c\ud654\ud558\uace0 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc900\ube44\ub97c \ud558\uc2ed\uc2dc\uc624.<\/td><td>815\u00b0C (1500\u00b0F)<\/td><td>\ud06c\uae30\/\uc6a9\uad11\ub85c\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4<\/td><td>\uc810\uc9c4\uc801\uc774\uace0 \uade0\uc77c\ud55c \uac00\uc5f4\uc774 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td><strong>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654(\uacbd\ud654)<\/strong><\/td><td>\ud0c4\ud654\ubb3c\uc744 \uc6a9\ud574\uc2dc\ud0a4\uace0 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub97c \ud615\uc131\ud558\uc5ec \uacbd\ud654\uc2dc\ud0a8\ub2e4.<\/td><td>1180\u00b0C \u2013 1190\u00b0C (2155\u00b0F \u2013 2175\u00b0F)<\/td><td>\ud574\ub2f9 \uc628\ub3c4\uc5d0\uc11c 2~6\ubd84\uac04 (\uc608: 4\ubd84\uac04 \ub2f4\uadf8\uae30)<\/td><td>\uacb0\uc815\ub9bd \uc131\uc7a5\uc744 \ubc29\uc9c0\ud558\uace0 \ucd5c\uc801\uc758 \ud0c4\ud654\ubb3c \uc6a9\ud574\ub97c \uc704\ud574 \uacfc\ub3c4\ud55c \uc628\ub3c4\/\uc2dc\uac04\uc744 \ud53c\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr><tr><td><strong>\ub2f4\uae08\uc9c8<\/strong><\/td><td>\uae09\uc18d \ub0c9\uac01\uc744 \ud1b5\ud574 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub97c \ub2e8\ub2e8\ud55c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \ubcc0\ud658<\/td><td>\ucde8\uae09 \uac00\ub2a5\ud55c \uc628\ub3c4\uae4c\uc9c0 \uc2dd\ud788\uc138\uc694<\/td><td>\ube60\ub978<\/td><td>\uacf5\uae30, \uc624\uc77c \ub610\ub294 \uc5fc\uc695. M42\ub294 \uc2ec\uce35 \uacbd\ud654\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ub2f4\uae08\uc9c8 \ud6c4 \uacbd\ub3c4: \uc57d 65-68 HRC.<\/td><\/tr><tr><td><strong>\ud15c\ud37c\ub9c1(\ub2e4\uc911)<\/strong><\/td><td>\uc751\ub825 \uc644\ud654, \uc778\uc131 \uc99d\uac00, \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \ubcc0\ud615, 2\ucc28 \uacbd\ud654<\/td><td>510\u00b0C \u2013 538\u00b0C (950\u00b0F \u2013 1000\u00b0F)<\/td><td>\ud15c\ud37c\ub9c1\ub2f9 2~4\uc2dc\uac04 (2~4\ud68c \ud15c\ud37c\ub9c1\uc744 \uad8c\uc7a5\ud569\ub2c8\ub2e4)<\/td><td>\ucd5c\uc885 \ubb3c\uc131(\ucd5c\ub300 69 HRC), \uace0\uc628 \uacbd\ub3c4 \ubc0f \uacf5\uad6c \uc548\uc815\uc131\uc744 \ub2ec\uc131\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td><strong>\uc2a4\ud2b8\ub808\uc2a4 \ud574\uc18c \ubd84\ub178<\/strong>&nbsp;(\uac00\uacf5 \ud6c4 \ud544\uc694\ud55c \uacbd\uc6b0)<\/td><td>\uc5f0\uc0ad, \uc6a9\uc811 \ub610\ub294 EDM \uc791\uc5c5\uc73c\ub85c \uc778\ud55c \uc2a4\ud2b8\ub808\uc2a4\ub97c \uc644\ud654\ud569\ub2c8\ub2e4.<\/td><td>\ub9c8\uc9c0\ub9c9 \ud15c\ud37c\ub9c1 \uc628\ub3c4\ubcf4\ub2e4 14~28\u00b0C(25~50\u00b0F) \ub0ae\uac8c<\/td><td>\uc57d 1~2\uc2dc\uac04<\/td><td>\uc0c1\ub2f9\ud55c \ud6c4\uc5f4\ucc98\ub9ac \uc791\uc5c5 \ud6c4\uc5d0\ub3c4 \uacf5\uad6c\uc758 \ubb34\uacb0\uc131\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"h-4-applications\" class=\"wp-block-heading\">4. \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8<\/h2>\n\n\n\n<h3 id=\"h-4-1-primary-nbsp-applications-of-m42-tool-steel\" class=\"wp-block-heading\">4.1 M42 \uacf5\uad6c\uac15\uc758 \uc8fc\uc694 \uc6a9\ub3c4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc740 \uace0\uc720\ud55c \uac15\uc810 \ub355\ubd84\uc5d0 \uc815\ubc00\ub3c4\uc640 \ub0b4\uad6c\uc131\uc774 \uc694\uad6c\ub418\ub294 \ub2e4\uc591\ud55c \uc808\uc0ad \uacf5\uad6c\uc5d0 \uc120\ud638\ub418\ub294 \uc18c\uc7ac\uc785\ub2c8\ub2e4. \uacf5\uc7a5\uacfc \uae30\uacc4 \uac00\uacf5 \uc5c5\uccb4\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc6a9\ub3c4\ub85c M42\ub97c \uc790\uc8fc \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ud6c8\ub828:<\/strong>&nbsp;\ud2b9\ud788 \ub2e4\ub978 \uac15\ucca0\uc774 \uc870\uae30\uc5d0 \ud30c\uc190\ub420 \uc218 \uc788\ub294 \ub2e8\ub2e8\ud55c \uc7ac\ub8cc\uc5d0 \uc815\ubc00\ud55c \uad6c\uba4d\uc744 \ub6ab\ub294 \ub370 \uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc5d4\ub4dc\ubc00:<\/strong>&nbsp;\ub192\uc740 \uc808\uc0ad\ub825\uc744 \uacac\ub51c \uc218 \uc788\ub294 \ub0a0\uce74\ub86d\uace0 \ub0b4\uad6c\uc131 \uc788\ub294 \uc808\uc0ad\ub0a0\uc774 \ud544\uc694\ud55c \ubc00\ub9c1 \uc791\uc5c5\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub9ac\uba38:<\/strong>&nbsp;M42 \uaddc\uaca9\uc758 \uc815\ubc00\ud55c \uacf5\ucc28 \uc720\uc9c0 \ub2a5\ub825\uc744 \ud65c\uc6a9\ud558\uc5ec \uae30\uc874 \uad6c\uba4d\uc744 \uc815\ud655\ud55c \uc9c1\uacbd\uc73c\ub85c \ud655\uc7a5\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud0ed:<\/strong>&nbsp;\ub0b4\ub9c8\ubaa8\uc131\uc774 \uc77c\uad00\ub41c \ub098\uc0ac\uc0b0 \ud488\uc9c8\uc744 \uc704\ud574 \ub9e4\uc6b0 \uc911\uc694\ud55c \ub0b4\ubd80 \ub098\uc0ac\uc0b0 \uac00\uacf5\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ubc00\ub9c1 \ucee4\ud130:<\/strong>&nbsp;\ubc00\ub9c1 \uba38\uc2e0\uc5d0\uc11c \ud615\uc0c1 \uac00\uacf5 \ubc0f \uc7ac\ub8cc \uc81c\uac70\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ub2e4\uc591\ud55c \uc720\ud615\uc758 \uc808\uc0ad \uacf5\uad6c\ub97c \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"h-4-2-materials-suited-for-machining-with-m42-tool-steel\" class=\"wp-block-heading\">4.2 M42 \uacf5\uad6c\uac15 \uac00\uacf5\uc5d0 \uc801\ud569\ud55c \uc7ac\ub8cc<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M42 \uacf5\uad6c\uac15\uc740 \ub2e4\uc591\ud55c \uc18c\uc7ac, \ud2b9\ud788 \uc77c\ubc18 \uacf5\uad6c\uac15\uc73c\ub85c\ub294 \uac00\uacf5\ud558\uae30 \uc5b4\ub824\uc6b4 \uc18c\uc7ac\ub97c \uac00\uacf5\ud560 \ub54c \ud0c1\uc6d4\ud55c \uc131\ub2a5\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \ub192\uc740 \ucf54\ubc1c\ud2b8 \ud568\ub7c9\uc740 \uc774\ub7ec\ud55c \uc0c1\ud669\uc5d0\uc11c M42 \uacf5\uad6c\uac15\uc758 \ud6a8\uc728\uc131\uc5d0 \ud06c\uac8c \uae30\uc5ec\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\uc18c\uc7ac \ubd84\ub958<\/strong><\/td><td><strong>\uad6c\uccb4\uc801\uc778 \uc0ac\ub840 \ubc0f \ud2b9\uc9d5<\/strong><\/td><td><strong>M42\uac00 \ub6f0\uc5b4\ub09c \uc774\uc720<\/strong><\/td><\/tr><tr><td><strong>\uace0\uacbd\ub3c4 \uc7ac\ub8cc<\/strong><\/td><td>\uacbd\ub3c4\uac00 35~50 HRC\ub97c \ucd08\uacfc\ud558\ub294 \uc7ac\ub8cc.<\/td><td>\uace0\uac15\ub3c4 \ud658\uacbd\uc5d0\uc11c\ub3c4 \uc808\uc0ad\ub825\uacfc \uacbd\ub3c4\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td><strong>\uac00\uacf5\ud558\uae30 \uc5b4\ub824\uc6b4 \ud569\uae08<\/strong><\/td><td>\ud56d\uacf5\uc6b0\uc8fc\uc6a9 \ud569\uae08(\uc608: \ucd08\ud569\uae08), \uc5f4\ucc98\ub9ac\ub41c \uace0\uac15\ub3c4\uac15.<\/td><td>\ud0c1\uc6d4\ud55c \uace0\uc628 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc740 \ub9c8\ubaa8\uc131\uc774 \uac15\ud558\uace0 \uc9c8\uae34 \uc7ac\ub8cc\uc5d0 \ub300\ud55c \ub0b4\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td><strong>\uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15<\/strong><\/td><td>\ub2e4\uc591\ud55c \ub4f1\uae09\uc758 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15.<\/td><td>\uc810\uc131\uc774 \uac15\ud558\uac70\ub098 \uac00\uacf5 \uacbd\ud654\uac00 \uc2ec\ud55c \uc7ac\ub8cc\ub97c \uc808\ub2e8\ud560 \ub54c \ub9c8\ubaa8\uc5d0 \uac15\ud558\uace0 \ub0a0\uce74\ub85c\uc6c0\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td><strong>\ube44\ucca0\uae08\uc18d<\/strong><\/td><td>\uc54c\ub8e8\ubbf8\ub284, \ud669\ub3d9.<\/td><td>\ub192\uc740 \ub0b4\ub9c8\ubaa8\uc131\uc73c\ub85c \uc778\ud574 \uae54\ub054\ud55c \uc808\uc0ad\uacfc \uae34 \uacf5\uad6c \uc218\uba85\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"h-5-equivalent-grades\" class=\"wp-block-heading\">5. \ub3d9\ub4f1\ud55c \ub4f1\uae09<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DIN 17350:<\/strong>&nbsp;1.3247 \/ HS 2-9-1-8<\/li>\n\n\n\n<li><strong>JIS G4403:<\/strong>&nbsp;SKH59<\/li>\n\n\n\n<li><strong>GB\/T 1299:<\/strong>&nbsp;W2Mo9Cr4VCo8<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">\uacac\uc801 \uc694\uccad\uc11c \uc591\uc2dd \uc5f4\uae30<\/a><\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>M42 tool steel is classified as a molybdenum-based high-speed tool steel within the M series. It\u2019s a complex iron-based alloy known for its high-carbon content and the addition of various alloying elements. These alloying elements are critical because they form carbides that contribute significantly to the steel\u2019s properties, such as wear resistance and resistance to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4845,"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":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-9334","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 (Yoast SEO v28.1) - 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