{"id":9887,"date":"2026-04-24T06:14:38","date_gmt":"2026-04-24T06:14:38","guid":{"rendered":"https:\/\/weldomachining.com\/?p=9887"},"modified":"2026-04-24T06:14:40","modified_gmt":"2026-04-24T06:14:40","slug":"st52-steel","status":"publish","type":"post","link":"https:\/\/weldomachining.com\/ko\/st52-steel\/","title":{"rendered":"ST52 \uac15\ucca0 \ud2b9\uc131, \uad6c\uc131 \ubc0f \uc801\uc6a9"},"content":{"rendered":"<h2 class=\"wp-block-heading\">ST52 \uac15\ucca0 \uac1c\uc694<\/h2>\n\n\n\n<p>ST52 \uac15\ucca0\uc740 \ub6f0\uc5b4\ub09c \ub2e4\uc6a9\uc131\uacfc \ub0b4\uad6c\uc131\uc744 \uc790\ub791\ud558\ub294 \uace0\uac15\ub3c4 \uc800\ud569\uae08 \uad6c\uc870\uc6a9 \uac15\ucca0\uc785\ub2c8\ub2e4. \uc911\uacf5\uc5c5 \ubc0f \uac74\uc124 \ubd84\uc57c\uc5d0\uc11c \uc6b0\uc218\ud55c \uc120\ud0dd\uc9c0\ub85c, \uc6a9\uc811\uc131\uacfc \uae30\uacc4\uc801 \uac15\ub3c4\uc758 \uade0\ud615\uc774 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4. \uad6c\uc870\uc801 \uc644\uc804\uc131\uc774 \ud544\uc218\uc801\uc778 \uace0\uc2a4\ud2b8\ub808\uc2a4 \ud658\uacbd\uc5d0 \uc801\ud569\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-metal-board-1.webp\" alt=\"st52-3 \uac15\ucca0 \uc9c0\uc9c0\ub300\" class=\"wp-image-9891\" style=\"width:600px\" srcset=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-metal-board-1.webp 800w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-metal-board-1-300x300.webp 300w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-metal-board-1-150x150.webp 150w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-metal-board-1-768x768.webp 768w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-metal-board-1-12x12.webp 12w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\uc815\uc758 \ubc0f DIN 17100 \ud45c\uc900<\/h3>\n\n\n\n<p>ST52\ub294&nbsp;<strong>DIN 17100<\/strong>&nbsp;\ud45c\uc900\uc5d0 \ub530\ub77c \uc815\uc758\ub418\uba70, \uc774\ub294 \uad6c\uc870\uc6a9 \uac15\ucca0\uc5d0 \ub300\ud55c \ub3c5\uc77c \uae30\uc220 \uaddc\uaca9\uc785\ub2c8\ub2e4. \uba85\uce6d\uc5d0\uc11c \u201cSt\u201d\ub294 \u201c\uac15\ucca0\u201d\uc744 \uc758\ubbf8\ud558\uace0, \uc22b\uc790 \u201c52\u201d\ub294 \ucd5c\uc18c \uc778\uc7a5\uac15\ub3c4&nbsp;<strong>52 kg\/mm\u00b2<\/strong>&nbsp;(\uc57d 510-630 MPa)\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ud2b9\uc9d5<\/th><th>\uc0ac\uc591<\/th><\/tr><\/thead><tbody><tr><td><strong>\ud45c\uc900<\/strong><\/td><td>DIN 17100<\/td><\/tr><tr><td><strong>\uc7ac\uc9c8 \uc720\ud615<\/strong><\/td><td>\uace0\uac15\ub3c4 \uc800\ud569\uae08\uac15(HSLA)<\/td><\/tr><tr><td><strong>\uc77c\ubc18 \ub4f1\uae09<\/strong><\/td><td>ST52-3 (\uc644\uc804 \ud0c8\uc0b0\uac15)<\/td><\/tr><tr><td><strong>\uc8fc\uc694 \uc6a9\ub3c4<\/strong><\/td><td>\uad6c\uc870 \ubc0f \uae30\uacc4\uacf5\ud559<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ubcc0\ud615\uc740,&nbsp;<strong>ST52-3<\/strong>, ,\ub294 \u201c\ud0ac\ub4dc\u201d \uac15 \uc81c\uc870 \uacf5\uc815\uc744 \uc758\ubbf8\ud558\uba70, \ubbf8\uc138\ud55c \uacb0\uc815 \uad6c\uc870\uc640 \ub0ae\uc740 \ub4f1\uae09\uc5d0 \ube44\ud574 \ud5a5\uc0c1\ub41c \uc778\uc131\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud575\uc2ec \uc774\uc810 \ubc0f \uc131\ub2a5 \ud2b9\uc131<\/h3>\n\n\n\n<p>ST52 \ud0c4\uc18c\uac15\uc740 \uae4c\ub2e4\ub85c\uc6b4 \uc6a9\ub3c4\uc5d0\uc11c \ud45c\uc900 \ud0c4\uc18c\uac15\ubcf4\ub2e4 \uc6b0\uc218\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ub3c5\ud2b9\ud55c \ud654\ud559\uc801 \uade0\ud615\uc740 \uac00\uacf5\uc131\uacfc \uc7a5\uae30 \ub0b4\uad6c\uc131\uc5d0\uc11c \ub69c\ub837\ud55c \uc6b0\uc704\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ub192\uc740 \ud56d\ubcf5 \uac15\ub3c4:<\/strong>&nbsp;\ucd5c\uc18c \ud56d\ubcf5\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4&nbsp;<strong>355 MPa<\/strong>, \ud558\uc911 \uc9c0\uc9c0\ub825\uc744 \uc720\uc9c0\ud558\uba74\uc11c \ub354 \uc587\uc740 \ub2e8\uba74 \uc124\uacc4\uac00 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc6b0\uc218\ud55c \uc6a9\uc811\uc131:<\/strong>&nbsp;\ub0ae\uc740 \ud0c4\uc18c \ub4f1\uac00\ub85c \uc778\ud574 \ud45c\uc900 \uc6a9\uc811 \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud574\ub3c4 \ub0c9\uac04 \uade0\uc5f4 \uc704\ud5d8 \uc5c6\uc774 \uc6a9\uc811\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ucda9\uaca9 \uc800\ud56d\uc131:<\/strong>&nbsp;\uc800\uc628 \ud658\uacbd\uc5d0\uc11c\ub3c4 \uc6b0\uc218\ud55c \uc778\uc131\uc744 \uc720\uc9c0\ud558\uc5ec \uc57c\uc678 \uad6c\uc870\ubb3c \ud504\ub85c\uc81d\ud2b8\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc6b0\uc218\ud55c \uac00\uacf5\uc131:<\/strong>&nbsp;\uac15\ub3c4\uac00 \ub192\uc74c\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 ST52\ub294 \uc808\ub2e8, \ub4dc\ub9b4\ub9c1, \uac00\uacf5\uc774 \uc6a9\uc774\ud558\uc5ec \uc81c\uc870 \ub9ac\ub4dc \ud0c0\uc784\uc744 \ub2e8\ucd95\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc911\ub7c9 \ud6a8\uc728\uc131:<\/strong>&nbsp;\ub192\uc740 \uac15\ub3c4 \ub300 \uc911\ub7c9 \ube44\ub85c \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ub354 \uac00\ubcbc\uc6b4 \uad6c\uc870\ubb3c\uc744 \uc124\uacc4\ud560 \uc218 \uc788\uc5b4 \uc804\uccb4 \uc790\uc7ac \ubc0f \uc6b4\uc1a1 \ube44\uc6a9\uc744 \uc808\uac10\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">st52\uc758 \ud654\ud559 \uc131\ubd84<\/h2>\n\n\n\n<p>\ud654\ud559\uc801 \uad00\uc810\uc5d0\uc11c \ubcfc \ub54c\u00a0<strong>ST52<\/strong>, \uac15\ub3c4\uc640 \uac00\uacf5\uc131\uc758 \uade0\ud615\uc810\uc744 \ucc3e\ub294 \uac83\uc774 \ud575\uc2ec\uc785\ub2c8\ub2e4. \uc774\u00a0<strong>\uc7ac\ub8cc \ub4f1\uae09<\/strong>\u00a0\ubb34\uac70\uc6b4 \ud558\uc911\uc744 \uacac\ub51c \uc218 \uc788\ub3c4\ub85d \ud2b9\ubcc4\ud788 \uc124\uacc4\ub418\uc5b4 \uc6a9\uc811\uc774\ub098 \uc131\ud615 \uc2dc \uc9c0\ub098\uce58\uac8c \ucde8\uc57d\ud574\uc9c0\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. Weldo\uc758 \uc120\ud638\ud558\ub294 \ucca0\uac15 \uacf5\uae09\uc5c5\uccb4\ub4e4\uc740 \uae68\ub057\ud55c \uc6a9\uc735\uc744 \uc804\ubb38\uc73c\ub85c \ud558\uba70, \uacf5\uae09\ub418\ub294 \ubaa8\ub4e0 \ud310\uc7ac\uc640 \ud30c\uc774\ud504\uc5d0\ub294 \uc77c\uad00\ub41c \ud488\uc9c8\uacfc \ud654\ud559 \uc131\ubd84 \uc2dc\ud5d8 \ubcf4\uace0\uc11c\uac00 \ud568\uaed8 \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc7ac\ub8cc \uc694\uc18c \ubd84\uc11d<\/h3>\n\n\n\n<p>\uc2e0\ub8b0\uc131\uc740&nbsp;<strong>ST52<\/strong>&nbsp;\uc815\ud655\ud55c \ud654\ud559\uc801 \u201c\ub808\uc2dc\ud53c'\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4. \uae30\ubcf8 \ud0c4\uc18c\uac15\uacfc \ub2ec\ub9ac, \uc774 \ub4f1\uae09\uc740 \uc131\ub2a5\uc744 \ub192\uc774\uae30 \uc704\ud574 \ub9dd\uac04 \ud568\ub7c9\uc744 \ub354 \ub192\uac8c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uc774&nbsp;<strong>\uad6c\uc870\uc6a9 \uac15\ucca0<\/strong>&nbsp;\uc774 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc774\uc720\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\uc694\uc18c<\/th><th class=\"has-text-align-center\" data-align=\"center\">\ud568\ub7c9 (\ucd5c\ub300 1%)<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\ud0c4\uc18c (C)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">0.20%<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\ub9dd\uac04 (Mn)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">1.60%<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\uc2e4\ub9ac\ucf58 (Si)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">0.55%<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\uc778 (P)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">0.040%<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\ud669 (S)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">0.040%<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\ucca0 (Fe)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">&gt;97%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\ud0c4\uc18c\uc640 \ub9dd\uac04 \ud568\ub7c9\uc758 \uc601\ud5a5<\/h3>\n\n\n\n<p>\ud0c4\uc18c\uc640 \ub9dd\uac04\uc758 \uade0\ud615\uc774 \ubc14\ub85c&nbsp;<strong>ST52<\/strong>. \uc758 \ube44\uacb0\uc785\ub2c8\ub2e4. \ud0c4\uc18c \ud568\ub7c9\uc744 \ube44\uad50\uc801 \ub0ae\uac8c(\uc57d 0.20%) \uc720\uc9c0\ud568\uc73c\ub85c\uc368, \uac15\ucca0\uc774 \ud604\uc7a5\uc5d0\uc11c \uc6a9\uc811\ud558\uae30 \uc27d\uace0 \uac00\uacf5\ud558\uae30 \uc26c\uc6b4 \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uace0\ud0c4\uc18c \ub300\uccb4\uc7ac\uc5d0\uc11c \uc790\uc8fc \ubc1c\uc0dd\ud558\ub294 \uade0\uc5f4 \ubb38\uc81c\ub97c \uac71\uc815\ud560 \ud544\uc694\uac00 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub192\uc740 \ub9dd\uac04 \ud568\ub7c9\uc774 \ubc14\ub85c \uc774\uac83\uc744 \uc9c4\uc815\uc73c\ub85c \ucc28\ubcc4\ud654\ud569\ub2c8\ub2e4&nbsp;<strong>\ub9dd\uac04\uac15<\/strong>&nbsp;\uc785\ub2c8\ub2e4. \uc774\ub294 \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4&nbsp;<strong>\uae30\uacc4\uc801 \ud2b9\uc131<\/strong>&nbsp;\ub2e4\uc74c\uacfc \uac19\uc774:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ud56d\ubcf5 \uac15\ub3c4 \uc99d\uac00:<\/strong>&nbsp;\uac15\uc774 \ubcc0\ud615\ub418\uae30 \uc804\uc5d0 \ub354 \ub192\uc740 \uc751\ub825\uc744 \uacac\ub51c \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc778\uc131 \ud5a5\uc0c1:<\/strong>&nbsp;\ud2b9\ud788 \ucd94\uc6b4 \ud658\uacbd\uc5d0\uc11c \uc7ac\ub8cc\uac00 \ucda9\uaca9\uc5d0 \ub354 \uac15\ud574\uc9c0\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc785\uc790 \uad6c\uc870 \uac1c\uc120:<\/strong>&nbsp;\uad6c\uc870\uc6a9 \uc801\uc6a9\uc5d0\uc11c \uc804\ubc18\uc801\uc778 \ub0b4\uad6c\uc131\uc744 \ub192\uc774\ub294 \ubcf4\ub2e4 \uade0\uc77c\ud55c \ub0b4\ubd80 \uad6c\uc870\ub97c \ud615\uc131\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">ST52\uc758 \uae30\uacc4\uc801 \ubc0f \ubb3c\ub9ac\uc801 \ud2b9\uc131<\/h2>\n\n\n\n<p>\uae30\uacc4\uc801 \ud504\ub85c\ud544\uc744 \uc0b4\ud3b4\ubcf4\uba74\u00a0<strong>ST52<\/strong>, \uc5d0\uc11c \uac00\uc7a5 \ub450\ub4dc\ub7ec\uc9c4 \ud2b9\uc9d5\uc740 \ub192\uc740 \uac15\ub3c4 \ub300 \uc911\ub7c9 \ube44\uc728\uc785\ub2c8\ub2e4. \uc774 \uc18c\uc7ac\ub294 \ubcc0\ud615 \uc5c6\uc774 \uc0c1\ub2f9\ud55c \uc751\ub825\uc744 \uacac\ub51c \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \uc6b0\uc218\ud55c \uae30\uacc4\uc801 \ud2b9\uc131\uc73c\ub85c \uc778\ud574 \ud06c\ub808\uc778 \ubd90\ubd80\ud130 \uad6c\uc870 \ud504\ub808\uc784\uc6cc\ud06c\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ub2e4\uc591\ud55c \uc6a9\ub3c4\uc5d0\uc11c \ud0c1\uc6d4\ud55c \uc131\ub2a5\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud56d\ubcf5 \ubc0f \uc778\uc7a5 \uac15\ub3c4 \uc0ac\uc591<\/h3>\n\n\n\n<p>\uc758 \uc131\ub2a5\uc740 <strong>ST52 \uac15<\/strong> \uc601\uad6c \ubcc0\ud615\uc5d0 \ub300\ud55c \uc800\ud56d \ub2a5\ub825\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \uc8fc\ub85c \uadf8 <strong>\ud56d\ubcf5 \uac15\ub3c4<\/strong> \uadf8\ub9ac\uace0 <strong>\uc778\uc7a5 \uac15\ub3c4<\/strong>\u2014\ud2b9\ud788, \uc678\ubd80 \ud798\uc5d0 \uc758\ud574 \uac15\ucca0\uc774 \ubcc0\ud615\ub418\ub294 \uc784\uacc4\uc810.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ud2b9\uc131<\/th><th>\uce21\uc815\uac12 (MPa)<\/th><th>\uc784\ud398\ub9ac\uc5bc \uac12 (psi)<\/th><\/tr><\/thead><tbody><tr><td><strong>\ud56d\ubcf5 \uac15\ub3c4<\/strong>&nbsp;(\ucd5c\uc18c)<\/td><td>355 MPa<\/td><td>~51,500 psi<\/td><\/tr><tr><td><strong>\uc778\uc7a5 \uac15\ub3c4<\/strong><\/td><td>490 \u2013 630 MPa<\/td><td>~71,000 \u2013 91,000 psi<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uace0\ud56d\ubcf5\uc810:<\/strong>&nbsp;355 MPa \ub4f1\uae09\uc740 \ud604\ub300 \ud45c\uc900\uc5d0\uc11c S355\ub85c \uc790\uc8fc \ubd88\ub9ac\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud558\uc911 \uc9c0\uc9c0:<\/strong>&nbsp;\uc800\ub4f1\uae09 \ud0c4\uc18c\uc5d0 \ube44\ud574 \ub354 \uc801\uc740 \uc7ac\ub8cc \ub450\uaed8\ub85c \ubb34\uac70\uc6b4 \ud558\uc911\uc744 \uacac\ub525\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc77c\uad00\uc131:<\/strong>&nbsp;\ub2f9\uc0ac&nbsp;<strong>ST52<\/strong>&nbsp;\uc7ac\uace0\ub294 \uc18c\uc7ac \uc804\uccb4 \ub2e8\uba74\uc5d0\uc11c \uade0\uc77c\ud55c \uac15\ub3c4\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\uacbd\ub3c4, \uc2e0\uc728, \ub0b4\uad6c\uc131<\/h3>\n\n\n\n<p>\uac15\ub3c4\ub9cc\uc73c\ub85c\ub294 \uc5f0\uc131\uc774 \ubd80\uc871\ud569\ub2c8\ub2e4.&nbsp;<strong>ST52<\/strong>&nbsp;\uc6b0\uc218\ud55c \uade0\ud615\uc744 \uc81c\uacf5\ud558\uc5ec \uae08\uc18d\uc774 \uadf9\ud55c \uc555\ub825\uc5d0\uc11c\ub3c4 \ubd80\ub7ec\uc9c0\uc9c0 \uc54a\uace0 \uc57d\uac04 \uad6c\ubd80\ub7ec\uc9c0\uac70\ub098 \ub298\uc5b4\ub0a0 \uc218 \uc788\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uc774&nbsp;<strong>\ub0b4\uad6c\uc131<\/strong>&nbsp;\uc548\uc804\uc774 \uc911\uc694\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc5f0\uc2e0\uc728:<\/strong>&nbsp;\uc77c\ubc18\uc801\uc73c\ub85c \uc57d&nbsp;<strong>22%<\/strong>, \ub85c \uc6b0\uc218\ud55c \ub0c9\uac04 \uc131\ud615 \ubc0f \uad7d\ud798 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uacbd\ub3c4:<\/strong>\u00a0\uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c \ubc94\uc704\uc5d0 \uc18d\ud569\ub2c8\ub2e4.\u00a0<strong>160~180 HB<\/strong>\u00a0(\ube0c\ub9ac\ub12c \uacbd\ub3c4)\ub85c, \ub0b4\ub9c8\ubaa8\uc131\uc774 \ub6f0\uc5b4\ub098\uba74\uc11c\ub3c4 \uac00\uacf5\uc131(\uc120\uc0ad \ubc0f \ubc00\ub9c1, \uc2a4\ud0ec\ud551, \uc6a9\uc811 \ubc0f \uc5f4\ucc98\ub9ac)\uc744 \uc720\uc9c0\ud558\ub294 \ud45c\uba74\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ucda9\uaca9 \uc800\ud56d\uc131:<\/strong>&nbsp;\uc774\ub294&nbsp;<strong>\uc7ac\ub8cc \ub4f1\uae09<\/strong>&nbsp;\uc800\uc628 \ud658\uacbd\uc5d0\uc11c \ud0c1\uc6d4\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud558\uc5ec, \ub2e4\ub978 \uac15\ucca0\uc774 \ucde8\uc57d\ud574\uc9c8 \uc218 \uc788\ub294 \ud658\uacbd\uc5d0\uc11c\ub3c4 \uc778\uc131\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc2e0\ub8b0\uc131:<\/strong>\u00a0\ub192\uc740 \ub9dd\uac04 \ud568\ub7c9\uc740 \uae30\uc9c0 \uc870\uc9c1\uc744 \uac15\ud654\ud558\uace0 \uc0c1 \ubcc0\ud0dc\ub97c \uc870\uc808\ud558\uc5ec \uacb0\uc815\ub9bd \ubbf8\uc138\ud654 \ubc0f \ud53c\ub85c \uc800\ud56d\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-structure-steel.webp\" alt=\"st52-3 \uad6c\uc870\uc6a9 \uac15\ucca0\" class=\"wp-image-9893\" style=\"width:600px\" srcset=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-structure-steel.webp 800w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-structure-steel-300x225.webp 300w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-structure-steel-768x576.webp 768w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-structure-steel-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">ST52 \uac15\ucca0 \ub3d9\ub4f1 \ub4f1\uae09<\/h2>\n\n\n\n<p>\ub300\ud55c\ubbfc\uad6d \uae30\ubc18 \ud504\ub85c\uc81d\ud2b8\ub97c \uc704\ud55c \uc7ac\ub8cc\ub97c \uc870\ub2ec\ud560 \ub54c, \ub3c5\uc77c DIN 17100&nbsp;<strong>ST52<\/strong>&nbsp;\ud45c\uc900\uc744 \ud604\uc9c0 \ub610\ub294 \ucd5c\uc2e0 \uad6d\uc81c \ub4f1\uae09\uacfc \uc77c\uce58\uc2dc\ud0a4\ub294 \uac83\uc774 \uc870\ub2ec\uc758 \uccab \ub2e8\uacc4\uc785\ub2c8\ub2e4. ST52\ub294 \uc624\ub798\ub41c \uba85\uce6d\uc774\ubbc0\ub85c, \ud604\uc7ac\uc758 \ub3d9\ub4f1 \ub4f1\uae09\uc744 \uc544\ub294 \uac83\uc774 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc801\ud569\ud55c \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \ud655\ubcf4\ud558\ub294 \ub370 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uae00\ub85c\ubc8c \ub3d9\ub4f1 \ub4f1\uae09 (ASTM, EN, JIS)<\/h3>\n\n\n\n<p>\uc5d0 \ub300\ud55c \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ub3d9\ub4f1 \ub4f1\uae09\uc740&nbsp;<strong>ST52<\/strong>&nbsp;\uc8fc\uc694 \uae00\ub85c\ubc8c \ud45c\uc900\uc5d0 \uac78\uccd0 \uc544\ub798\uc5d0 \ub098\uc5f4\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ud55c\ubbfc\uad6d\uc5d0\uc11c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c ASTM A572 Grade 50\uc744 \uc8fc\uc694 \ub300\uccb4\uc7ac\ub85c \uace0\ub824\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\ud45c\uc900<\/th><th class=\"has-text-align-center\" data-align=\"center\">\ub3d9\ub4f1 \ub4f1\uae09<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>ASTM (\ubbf8\uad6d)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>A572 Grade 50 \/ A656 Gr 50<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>EN (\uc720\ub7fd)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>S355JR \/ S355J2 \/ S355K2<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>JIS (\uc77c\ubcf8)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>SS490 \/ SM490<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>ISO<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>E355<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>GB (\uc911\uad6d)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Q355 \/ Q345<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>ST52 \uad00\ub828 \uc77c\ubc18 \ub4f1\uae09<\/strong><\/h2>\n\n\n\n<p>ST52\uc758 \ub2e4\uc74c \uc138 \uac00\uc9c0 \ud30c\uc0dd \ub4f1\uae09\uc740 \ud56d\ubcf5 \uac15\ub3c4 \u2265 355 MPa \ubc0f \uc778\uc7a5 \uac15\ub3c4 490\u2013630 MPa\ub97c \uac00\uc9d1\ub2c8\ub2e4:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ST52-3<\/strong><\/h3>\n\n\n\n<p>ST52-3\uc740 \uc81c\uc5b4\ub41c \uc870\uc131, \uacb0\uc815\ub9bd \ubbf8\uc138\ud654\ub97c \uc704\ud55c \ud0c8\uc0b0, \uaddc\uc81c\ub41c \uc555\uc5f0 \ubc0f \ubcf4\uc7a5\ub41c \uc800\uc628 \ucda9\uaca9 \uc778\uc131\uc744 \ud1b5\ud574 ST52\uc5d0\uc11c \uac1c\ubc1c\ub41c \uacf5\uc2dd \uc0c1\uc5c5\uc6a9 \uad6c\uc870\uc6a9 \uac15\ucca0\uc785\ub2c8\ub2e4. \uc774\ub294 \ub3c5\uc77c DIN \ud45c\uc900(<a href=\"https:\/\/www.fushunspecialsteel.com\/wp-content\/uploads\/2015\/09\/DIN17100-STEELS-FOR-GENERAL-STRUCTURAL-PURPOSES.pdf\" target=\"_blank\" rel=\"noopener\">DIN 17100<\/a>) \uc800\ud569\uae08 \uace0\uac15\ub3c4 \uad6c\uc870\uc6a9 \uac15\ucca0\uc785\ub2c8\ub2e4. 0\u00b0C\uc5d0\uc11c \uc801\uaca9 \ucda9\uaca9 \uc5d0\ub108\uc9c0\ub97c \uc694\uad6c\ud558\uba70, \uc5f0\uc2e0\uc728\uc740 18% \uc774\uc0c1\uc774\uace0, \uc6b0\uc218\ud55c \uc6a9\uc811\uc131\uacfc \uc131\ud615\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ud558\uc911 \uc9c0\uc9c0 \ubc0f \uc6a9\uc811 \uad6c\uc870\ubb3c\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ST52-3N<\/strong><\/h3>\n\n\n\n<p>ST52-3\uc744 \uae30\ubc18\uc73c\ub85c \ud558\ub294 \uc774 \ub4f1\uae09\uc740 \uc9c8\uc18c \ucca8\uac00 \ubc0f \uc5f4\ucc98\ub9ac\ub97c \ud1b5\ud574 \uacb0\uc815\ub9bd\uc744 \ub354\uc6b1 \ubbf8\uc138\ud654\ud569\ub2c8\ub2e4. -20\u00b0C\uc5d0\uc11c \ucda9\uaca9 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uc5ec \uc800\uc628 \ud658\uacbd \ubc0f \ub3d9\uc801 \ud558\uc911 \uad6c\uc870\ubb3c\uc5d0 \uc801\ud569\ud558\uba70, \uac15\ub3c4\uc640 \uc778\uc131\uc774 \ud5a5\uc0c1\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ST52-3G<\/strong><\/h3>\n\n\n\n<p>ST52-3G\ub294 \uc5f4\uac04 \uc555\uc5f0\ub41c ST52-3 \uc7ac\ub8cc\ub97c \uc0b0\uc138\ucc99, \ub0c9\uac04 \uc555\uc5f0 \ubc0f \uc5b4\ub2d0\ub9c1\uc744 \ud1b5\ud574 \ucd94\uac00 \uac00\uacf5\ud558\uc5ec \uc0dd\uc0b0\ub429\ub2c8\ub2e4. \uad7d\ud798, \uc2a4\ud0ec\ud551 \ubc0f \uc815\ubc00 \ud310\uae08 \uc751\uc6a9 \ubd84\uc57c\ub97c \uc704\ud574 \ud2b9\ubcc4\ud788 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc5f0\uc2e0\uc728 \u2265 16%\ub97c \uac00\uc9c0\uba70, \uc6b0\uc218\ud55c \uc6a9\uc811\uc131\uacfc \uc548\uc815\uc801\uc778 \uc5f4\uc601\ud5a5\ubd80 \uc131\ub2a5\uc744 \uc81c\uacf5\ud558\ub294 \ubbf8\uc138 \uacb0\uc815\ub9bd \uad6c\uc870\uc6a9 \uac15\ucca0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\uae30\ud0c0 ST52 \ud30c\uc0dd \ub4f1\uae09:<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>ST52-1<\/strong><\/h4>\n\n\n\n<p>\uc774 \ub4f1\uae09\uc740 \uc778\uc7a5 \uac15\ub3c4\uc640 \ud56d\ubcf5 \uac15\ub3c4\ub9cc\uc744 \ubcf4\uc7a5\ud558\uba70, \ubd88\uc21c\ubb3c(P \ubc0f S \uc6d0\uc18c)\uc5d0 \ub300\ud55c \uc5c4\uaca9\ud55c \uad00\ub9ac\uc640 \ucda9\uaca9 \uc2dc\ud5d8\uc774 \uc5c6\uc2b5\ub2c8\ub2e4. \ube44\uc6a9 \ud6a8\uc728\uc801\uc774\uba70 \ucda9\uaca9 \ud558\uc911\uc774 \uc5c6\ub294 \ube44\uc911\uc694 \uad6c\uc870\ubb3c\uc5d0\ub9cc \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>ST52-2<\/strong><\/h4>\n\n\n\n<p>\uc774 \ub4f1\uae09\uc740 ST52-1\uc5d0 \ube44\ud574 \ud654\ud559 \uc131\ubd84 \uad00\ub9ac\uac00 \ub354 \uc5c4\uaca9\ud558\uace0 \ubd88\uc21c\ubb3c \ud568\ub7c9\uc774 \ub0ae\uc544 \uc6a9\uc811\uc131\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc5ec\uc804\ud788 \ucda9\uaca9 \uc778\uc131\uc740 \ubcf4\uc7a5\ud558\uc9c0 \uc54a\uc73c\uba70, \uc0c1\uc628\uc5d0\uc11c \uc77c\ubc18 \uc6a9\uc811 \uad6c\uc870 \ubd80\ud488\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc77c\ubc18 \uc81c\ud488 \ud615\ud0dc \ubc0f \uce58\uc218<\/h2>\n\n\n\n<p>\uc800\ud76c\ub294&nbsp;<strong>ST52<\/strong>&nbsp;\ud55c\uad6d \uc0b0\uc5c5 \uc2dc\uc7a5\uc758 \uc5c4\uaca9\ud55c \uc694\uad6c\ub97c \ucda9\uc871\ud558\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \ud615\ud0dc\uc640 \ud06c\uae30\ub85c \uacf5\uae09\ud569\ub2c8\ub2e4. \uc911\uc7a5\ube44\ub098 \uad6c\uc870 \ud504\ub808\uc784\uc744 \uc81c\uc791\ud560 \ub54c, \uc801\uc808\ud55c \ud615\ud0dc\ub97c \uc120\ud0dd\ud558\uba74 \ud6a8\uc728\uc131\uacfc \uad6c\uc870\uc801 \uc644\uc131\ub3c4\ub97c \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ST52 \ubb34\uacc4\ubaa9 \uac15\uad00<\/h3>\n\n\n\n<p>\ub2f9\uc0ac&nbsp;<strong>ST52 \ubb34\uacc4\ubaa9 \uac15\uad00<\/strong>&nbsp;\uc740 \uace0\uc555 \ud658\uacbd\uc5d0\uc11c \ucd5c\uace0\uc758 \uc120\ud0dd\uc785\ub2c8\ub2e4. \uc6a9\uc811 \uc774\uc74c\uc774 \uc5c6\uae30 \ub54c\ubb38\uc5d0, \uc774 \uac15\uad00\uc740 \uc2a4\ud2b8\ub808\uc2a4 \ud558\uc5d0\uc11c \ub6f0\uc5b4\ub09c \uac15\ub3c4\uc640 \uc2e0\ub8b0\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc720\uc555 \uc2dc\uc2a4\ud15c, \uc2e4\ub9b0\ub354, \uac00\uc2a4 \uc6b4\uc1a1 \ub4f1 \uc2e4\ud328\uac00 \ud5c8\uc6a9\ub418\uc9c0 \uc54a\ub294 \uacf3\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc815\ubc00\ub3c4:<\/strong>&nbsp;\uc5c4\uaca9\ud55c \uacf5\ucc28\ub97c \uc704\ud55c \ub192\uc740 \uce58\uc218 \uc815\ud655\ub3c4.<\/li>\n\n\n\n<li><strong>\ub9c8\uac10:<\/strong>&nbsp;\ub0b4\uc678\ubd80 \ud45c\uba74\uc774 \ub9e4\ub044\ub7ec\uc6cc \ub9c8\ucc30\uc744 \uc904\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub0b4\uad6c\uc131:<\/strong>&nbsp;\ub0b4\ubd80 \uc555\ub825\uacfc \uae30\uacc4\uc801 \ub9c8\ubaa8\uc5d0 \ub300\ud55c \ud0c1\uc6d4\ud55c \uc800\ud56d\uc131.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\ud310\uc7ac, \uc2dc\ud2b8 \ubc0f \uad6c\uc870 \ud615\uc0c1<\/h3>\n\n\n\n<p>\uac74\uc124 \ubc0f \uc911\uc7a5\ube44 \uc81c\uc870\ub97c \uc704\ud574 \uc800\ud76c\ub294&nbsp;<strong>ST52<\/strong>&nbsp;\ud3c9\ud310 \ubc0f \uad6c\uc870 \ud615\uc0c1\uc73c\ub85c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uc81c\ud488\ub4e4\uc740 \uc27d\uac8c \uc808\ub2e8, \uc131\ud615 \ubc0f \ub300\ud615 \uc870\ub9bd\ud488\uc5d0 \ud1b5\ud569\ub420 \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc5f4\uac04 \uc555\uc5f0 \ud50c\ub808\uc774\ud2b8:<\/strong>&nbsp;\uc911\uc7a5\ube44\uc6a9 \ubca0\uc774\uc2a4 \ud50c\ub808\uc774\ud2b8\uc640 \uae30\uacc4 \ud504\ub808\uc784\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uac15\ud310:<\/strong>&nbsp;\ub192\uc740 \ud56d\ubcf5 \uac15\ub3c4\uac00 \ud544\uc694\ud55c \ud328\ub110 \ubc0f \uc778\ud074\ub85c\uc800\uc6a9 \uc587\uc740 \ub450\uaed8.<\/li>\n\n\n\n<li><strong>\uad6c\uc870 \ud615\uac15:<\/strong>&nbsp;\uac74\ucd95 \ud504\ub85c\uc81d\ud2b8\uc5d0\uc11c \uacac\uace0\ud55c \uace8\uc870\ub97c \uc704\ud55c H\ube54, \ucc44\ub110, \uc575\uae00 \ub4f1\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\ud45c\uc900 \uaddc\uaca9 \ubc0f \uc911\ub7c9 \uc0ac\uc591<\/h3>\n\n\n\n<p>\ubb3c\ub958 \ubc0f \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc694\uad6c \uc0ac\ud56d\uc744 \uacc4\ud68d\ud558\uc2e4 \uc218 \uc788\ub3c4\ub85d \ub2e4\uc591\ud55c \ud45c\uc900 \uaddc\uaca9\uc758 \uc7ac\uace0\ub97c \ubcf4\uc720\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798\ub294 \uc800\ud76c\uac00 \ucde8\uae09\ud558\ub294 \uc77c\ubc18\uc801\uc778 \uaddc\uaca9\uc758 \uac04\ub2e8\ud55c \ucc38\uace0 \uc790\ub8cc\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uc81c\ud488 \ud615\ud0dc<\/th><th>\uc77c\ubc18 \uaddc\uaca9 \ubc94\uc704<\/th><th>\uc77c\ubc18 \ub450\uaed8\/\ubcbd \ub450\uaed8<\/th><\/tr><\/thead><tbody><tr><td><strong>\ubb34\uacc4\ubaa9 \uac15\uad00<\/strong><\/td><td>1\/4\u2033 ~ 24\u2033 (\uc678\uacbd)<\/td><td>Sch 40, Sch 80, Sch 160<\/td><\/tr><tr><td><strong>\uac15\ud310<\/strong><\/td><td>48\u2033 x 96\u2033 ~ 96\u2033 x 240\u2033<\/td><td>3\/16\u2033 ~ 4\u2033<\/td><\/tr><tr><td><strong>\uc0ac\uac01 \uac15\uad00<\/strong><\/td><td>1\u2033 x 1\u2033 ~ 12\u2033 x 12\u2033<\/td><td>1\/8\u2033 ~ 5\/8\u2033<\/td><\/tr><tr><td><strong>\uc6d0\ud615 \ubd09\uac15<\/strong><\/td><td>1\/2\u2033 ~ 10\u2033 (\uc9c1\uacbd)<\/td><td>\ud574\ub2f9 \uc5c6\uc74c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\ub2f9\uc0ac\ub294 \ubaa8\ub4e0&nbsp;<strong>ST52<\/strong>&nbsp;\uc7ac\uace0\uac00 \uc5c4\uaca9\ud55c \ud53c\ud2b8\ub2f9 \uc911\ub7c9 \uae30\uc900\uc744 \ucda9\uc871\ud558\uc5ec \uc608\uce21 \uac00\ub2a5\ud55c \uc7ac\ub8cc \uc131\ub2a5\uacfc \uc6b4\uc1a1 \ube44\uc6a9\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc791\uc5c5 \ud604\uc7a5\uc758 \ub0ad\ube44\ub97c \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \ub9de\ucda4 \uae38\uc774 \ubc0f \uc804\ubb38 \uc808\ub2e8 \uc11c\ube44\uc2a4\ub97c \uc774\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"800\" height=\"540\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/01\/3-4-axis-cnc-machining-room-2.webp\" alt=\"3 4\ucd95 CNC \uac00\uacf5\uc2e4 (2)\" class=\"wp-image-7008\" style=\"width:700px\" srcset=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/01\/3-4-axis-cnc-machining-room-2.webp 800w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/01\/3-4-axis-cnc-machining-room-2-300x203.webp 300w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/01\/3-4-axis-cnc-machining-room-2-768x518.webp 768w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/01\/3-4-axis-cnc-machining-room-2-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\uc81c\uc791 \ubc0f \uac00\uacf5 \uacf5\uc815<\/h2>\n\n\n\n<p>~\ub85c \uc791\uc5c5\ud558\ub294 \uac83\uc740&nbsp;<strong>ST52<\/strong>&nbsp;\uac04\ub2e8\ud558\uba70, \uc774\uac83\uc774 \ubc14\ub85c \ub2f9\uc0ac \uc81c\uc791 \uacf5\uc7a5\uc758 \ud544\uc218\ud488\uc778 \uc774\uc720\uc785\ub2c8\ub2e4. \uc774 \uc7ac\ub8cc\ub294 \uacac\uace0\ud558\uba74\uc11c\ub3c4 \ub2e4\ub8e8\uae30 \uc27d\uac8c \uc124\uacc4\ub418\uc5b4 \uc7a5\ube44\uc5d0 \uacfc\ub3c4\ud55c \ub9c8\ubaa8 \uc5c6\uc774 \ud6a8\uc728\uc801\uc778 \uc0dd\uc0b0 \uc8fc\uae30\ub97c \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \ub4dc\ub9b4\ub9c1, \ubc00\ub9c1 \ub610\ub294 \uc131\ud615 \uc791\uc5c5\uc744 \ud558\ub4e0, \uc774&nbsp;<strong>\uad6c\uc870\uc6a9 \uac15\ucca0<\/strong>&nbsp;\ub294 \ud45c\uc900 \uc791\uc5c5\uc7a5 \uad00\ud589\uc5d0 \uc798 \ubc18\uc751\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uac00\uacf5\uc131 \ubc0f \uc808\ub2e8 \uc808\ucc28<\/h3>\n\n\n\n<p><strong>ST52<\/strong>&nbsp;\uace0\ud569\uae08\uac15\uc5d0 \ube44\ud574 \uc6b0\uc218\ud55c \uac00\uacf5\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uade0\ud615 \uc7a1\ud78c \ud654\ud559\uc801 \uad6c\uc131 \ub355\ubd84\uc5d0 \ud45c\uc900 \uacf5\uad6c\ub85c \uace0\ud488\uc9c8 \ud45c\uba74 \ub9c8\uac10\uc744 \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc808\ub2e8 \ubc29\ubc95:<\/strong>&nbsp;\uc774 \ub4f1\uae09\uc740&nbsp;<strong>\uc0b0\uc18c-\uc544\uc138\ud2f8\ub80c, \ud50c\ub77c\uc988\ub9c8 \ubc0f \ub808\uc774\uc800 \uc808\ub2e8<\/strong>&nbsp;\uc744(\ub97c) \ub9e4\uc6b0 \uc798 \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ucd5c\uc18c\ud55c\uc758 \uc5f0\uc0ad\ub9cc \ud544\uc694\ud55c \uae68\ub057\ud55c \ubaa8\uc11c\ub9ac\ub97c \ub0a8\uae41\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uacf5\uad6c:<\/strong>\u00a0\ub2f9\uc0ac\ub294 \ub2e4\uc74c \uc791\uc5c5\uc5d0\uc11c \ucd5c\uc0c1\uc758 \uacb0\uacfc\ub97c \uc704\ud574 \uace0\uc18d\ub3c4\uac15(HSS) \ub610\ub294 \ucd08\uacbd \ud301 \uacf5\uad6c\ub97c \uc0ac\uc6a9\ud560 \uac83\uc744 \uad8c\uc7a5\ud569\ub2c8\ub2e4. <a href=\"https:\/\/weldomachining.com\/ko\/%ec%84%9c%eb%b9%84%ec%8a%a4\/cnc-milling\/\" data-type=\"page\" data-id=\"41\">\ubc00\ub9c1 <\/a>\uadf8\ub9ac\uace0 <a href=\"https:\/\/weldomachining.com\/ko\/service__trashed\/cnc-turning\/\" data-type=\"page\" data-id=\"43\">\uc120\uc0ad<\/a>.<\/li>\n\n\n\n<li><strong>\uc18d\ub3c4 \ubc0f \uc774\uc1a1:<\/strong>\u00a0\uc2a4\ud540\ub4e4 \uc18d\ub3c4(1,000\u20134,000 rpm) \ubc0f \uc774\uc1a1 \uc18d\ub3c4(200\u20131,500 mm\/min)\ub294 \ud669\uc0ad \ubc0f \uc815\uc0ad\uc744 \uc704\ud574 \uc870\uc808 \uac00\ub2a5\ud558\uc5ec, \uacf5\uad6c\uc758 \uc870\uae30 \ub9c8\ubaa8 \uc5c6\uc774 \uc548\uc815\uc801\uc778 \ubc30\uce58 \uc0dd\uc0b0\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\uc6a9\uc811\uc131 \ubc0f \uc811\ud569 \ubc29\ubc95<\/h3>\n\n\n\n<p>~\uc758 \uac00\uc7a5 \ud070 \uc7a5\uc810 \uc911 \ud558\ub098\ub294&nbsp;<strong>ST52<\/strong>&nbsp;\ub6f0\uc5b4\ub09c \uc6a9\uc811\uc131\uc785\ub2c8\ub2e4. \ub0ae\uc740 \ud0c4\uc18c\ub2f9\ub7c9\uc740 \ub354 \ub2e8\ub2e8\ud55c \uac15\ucca0\uc5d0\uc11c \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \uade0\uc5f4 \ubb38\uc81c\uc5d0 \ub300\ud574 \uac71\uc815\ud560 \ud544\uc694\uac00 \uc5c6\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc608\uc5f4 \ubd88\ud544\uc694:<\/strong>&nbsp;\ub300\ubd80\ubd84\uc758 \ud45c\uc900 \ub450\uaed8\uc5d0\uc11c\ub294 \uc608\uc5f4 \uacfc\uc815\uc744 \uc0dd\ub7b5\ud558\uc5ec \uc791\uc5c5 \ud604\uc7a5\uc5d0\uc11c \uc0c1\ub2f9\ud55c \uc2dc\uac04\uc744 \uc808\uc57d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc77c\ubc18\uc801\uc778 \uae30\uc220:<\/strong>&nbsp;\ub2e4\uc74c \uc6a9\uc811 \ubc29\uc2dd\uacfc \uc644\ubcbd\ud558\uac8c \ud638\ud658\ub429\ub2c8\ub2e4.&nbsp;<strong>SMAW (\ud53c\ubcf5 \uc544\ud06c \uc6a9\uc811), GMAW (\uac00\uc2a4 \uae08\uc18d \uc544\ud06c \uc6a9\uc811), GTAW (\uac00\uc2a4 \ud145\uc2a4\ud150 \uc544\ud06c \uc6a9\uc811)<\/strong>&nbsp;\uc6a9\uc811.<\/li>\n\n\n\n<li><strong>\uc774\uc74c\ub9e4 \ubb34\uacb0\uc131:<\/strong>\u00a0\uc6a9\uc811\ubd80\ub294 \ub6f0\uc5b4\ub09c\u00a0<strong>\uae30\uacc4\uc801 \ud2b9\uc131<\/strong>, \uc744 \uc720\uc9c0\ud558\uc5ec \uc804\uccb4 \uc870\ub9bd\ud488\uc758 \uad6c\uc870\uc801 \ubb34\uacb0\uc131\uc774 \uc190\uc0c1\ub418\uc9c0 \uc54a\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uae30\uacf5\uc774\ub098 \uade0\uc5f4\uacfc \uac19\uc740 \uc6a9\uc811 \uacb0\ud568\uc774 \uc5c6\ub294 \ud55c, ST52 \uad6c\uc870\uc6a9 \uac15\ucca0\uc758 \uc6a9\uc811\ubd80 \uc778\uc7a5 \uac15\ub3c4\ub294 \ubaa8\uc7ac\uc758 90%\u2013100%\uc5d0 \ub3c4\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-alloy-board.webp\" alt=\"st52-3 \ud569\uae08\ud310\" class=\"wp-image-9898\" style=\"width:600px\" srcset=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-alloy-board.webp 800w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-alloy-board-300x300.webp 300w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-alloy-board-150x150.webp 150w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-alloy-board-768x768.webp 768w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/st52-3-alloy-board-12x12.webp 12w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">st52-3 \ud569\uae08\ud310<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\uc5f4\ucc98\ub9ac \ubc0f \ud45c\uba74 \ub9c8\uac10<\/h3>\n\n\n\n<p>\uc744 \ucd5c\ub300\ud55c \ud65c\uc6a9\ud558\ub824\uba74&nbsp;<strong>ST52<\/strong>, \uc5f4\uacfc \ub9c8\uac10\uc5d0 \uc5b4\ub5bb\uac8c \ubc18\uc751\ud558\ub294\uc9c0 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc555\uc5f0 \uc0c1\ud0dc \ub610\ub294 \ub178\uba40\ub77c\uc774\uc9d5 \ucc98\ub9ac\ub41c \uc0c1\ud0dc\ub85c \uc790\uc8fc \uc0ac\uc6a9\ub418\uc9c0\ub9cc, \ud2b9\uc815 \ud504\ub85c\uc81d\ud2b8 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uae30 \uc704\ud574 \ucd94\uac00 \uac00\uacf5\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ub178\uba40\ub77c\uc774\uc9d5:<\/strong>&nbsp;\uc6b0\ub9ac\ub294 \uc885\uc885 \uc774 \uac15\ucca0\uc744 \ub178\uba40\ub77c\uc774\uc9d5\ud558\uc5ec \uacb0\uc815\ub9bd \uad6c\uc870\ub97c \ubbf8\uc138\ud654\ud558\uace0, \uc774\ub294 \ucda9\uaca9 \uac15\ub3c4\uc640 \uade0\uc77c\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc751\ub825 \uc81c\uac70:<\/strong>&nbsp;\uacfc\ub3c4\ud55c \uae30\uacc4 \uac00\uacf5\uc774\ub098 \ubcf5\uc7a1\ud55c \uc6a9\uc811\uc744 \uc218\ud589\ud55c \uacbd\uc6b0, \uc751\ub825 \uc81c\uac70 \uc5f4\ucc98\ub9ac\ub294 \ub4a4\ud2c0\ub9bc\uc744 \ubc29\uc9c0\ud558\uace0 \uce58\uc218 \uc548\uc815\uc131\uc744 \ubcf4\uc7a5\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud45c\uba74 \uc900\ube44:<\/strong>\u00a0\uc774\ub294\u00a0<strong>\uc7ac\ub8cc \ub4f1\uae09<\/strong>\u00a0\ubcf4\ud638 \ucf54\ud305\uc774 \uc27d\uac8c \uc801\uc6a9\ub429\ub2c8\ub2e4. \uc774\ub294 \uc774\uc0c1\uc801\uc778 \ud6c4\ubcf4\uc785\ub2c8\ub2e4.\u00a0<strong>\uc6a9\uc735 \uc544\uc5f0\ub3c4\uae08, \ubd84\uccb4 \ub3c4\uc7a5 \ub610\ub294 \uc0b0\uc5c5\uc6a9 \ub3c4\uc7a5<\/strong>\u00a0\uc57c\uc678 \uc778\ud504\ub77c \ud504\ub85c\uc81d\ud2b8\uc5d0\uc11c \ubd80\uc2dd\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">ST52 \uac15\ucca0\uc758 \uc801\uc6a9 \ubd84\uc57c<\/h2>\n\n\n\n<p>\uc0b0\uc5c5 \ud604\uc7a5\uc744 \uc0b4\ud3b4\ubcf4\uba74, ST52\ub294 \ub9e4\uc6b0 \ub2e4\uc591\ud55c \uc6a9\ub3c4\uc758 \uc18c\uc7ac \ub4f1\uae09\uc73c\ub85c \ub450\ub4dc\ub7ec\uc9d1\ub2c8\ub2e4. \ud0c1\uc6d4\ud55c \uae30\uacc4\uc801 \ud2b9\uc131 \ub355\ubd84\uc5d0 \uc774 \uac15\ucca0\uc740 \ub300\ud55c\ubbfc\uad6d\uc758 \uc5ec\ub7ec \uae4c\ub2e4\ub85c\uc6b4 \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc911\uc7a5\ube44 \uc778\ud504\ub77c\ubd80\ud130 \uc815\ubc00 \uae30\uacc4\uae4c\uc9c0, \uc6b0\ub9ac\ub294 \uc774 \ub4f1\uae09\uc758 \uac15\ucca0\uc744 \uc2e0\ub8b0\ud558\uc5ec \uc644\ubcbd\ud558\uac8c \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uac74\uc124 \ubc0f \uad6c\uc870\ubb3c \ud504\ub85c\uc81d\ud2b8<\/h3>\n\n\n\n<p>\uac74\uc124 \uc0b0\uc5c5\uc5d0\uc11c\ub294 \uc548\uc804\uc131\uacfc \ub0b4\uad6c\uc131\uc774 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. ST52\ub294 \ub300\ud615 \uc778\ud504\ub77c \ud504\ub85c\uc81d\ud2b8\uc5d0 \ud544\uc694\ud55c \ub192\uc740 \ud558\uc911 \uc9c0\uc9c0\ub825\uc744 \uc81c\uacf5\ud558\ub294 \ucd5c\uace0\uc758 \uad6c\uc870\uc6a9 \uac15\ucca0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uad50\ub7c9 \ubc0f \uace0\uac00\ub3c4\ub85c:<\/strong>&nbsp;\ub192\uc740 \ub3d9\uc801 \ud558\uc911\uacfc \uc9c0\uc18d\uc801\uc778 \uc9c4\ub3d9\uc744 \uc27d\uac8c \uacac\ub525\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ucd08\uace0\uce35 \uad6c\uc870\ubb3c:<\/strong>&nbsp;\uc0c1\uc5c5\uc6a9 \uace0\uce35 \ube4c\ub529\uc5d0 \ud544\uc218\uc801\uc778 \ud575\uc2ec \uc548\uc815\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud574\uc591 \ud50c\ub79c\ud2b8:<\/strong>&nbsp;\uac00\ud639\ud558\uace0 \uace0\uc751\ub825 \ud658\uacbd \uc870\uac74\uc5d0 \ub300\ud55c \uac15\ub825\ud55c \uc800\ud56d\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\uae30\uacc4 \ubc0f \uc720\uc555 \uacf5\ud559<\/h3>\n\n\n\n<p>\uc911\uc7a5\ube44\ub97c \uc81c\uc791\ud560 \ub54c, \uc18c\uc7ac\ub294 \uadf9\ud55c\uc758 \uc791\ub3d9 \uc2a4\ud2b8\ub808\uc2a4\ub97c \uacac\ub38c\uc57c \ud569\ub2c8\ub2e4. ST52\uc758 \uc870\uc131\uc740 \uac15\uc778\ud55c \ub9dd\uac04\uac15\uacfc \uc720\uc0ac\ud55c \uc131\ub2a5 \ud2b9\uc131\uc744 \uc9c0\ub140 \uace0\uc555 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc720\uc555 \uc2e4\ub9b0\ub354:<\/strong>&nbsp;\uadf9\ud55c\uc758 \ub0b4\ubd80 \uc555\ub825\uc744 \uc548\uc804\ud558\uac8c \uacac\ub38c\uc57c \ud558\ub294 \uc2ec\ub9ac\uc2a4 \ud30c\uc774\ud504\uc758 \ub300\ud45c\uc801\uc778 \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc911\uc7a5\ube44 \ub9ac\ud504\ud305 \uc7a5\ube44:<\/strong>&nbsp;\uc0b0\uc5c5\uc6a9 \ud06c\ub808\uc778, \ubd88\ub3c4\uc800, \uad74\ucc29\uae30\uc758 \uad6c\uc870\uc801 \uc911\ucd94\ub97c \ud615\uc131\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub18d\uc5c5 \uae30\uacc4:<\/strong>&nbsp;\ud5d8\ub09c\ud55c \ub18d\uc5c5 \ud658\uacbd\uc5d0\uc11c \ub9e4\uc77c\uc758 \uac70\uce5c \uc0ac\uc6a9\uc5d0\ub3c4 \uacac\ub51c \ub9cc\ud07c \ucda9\ubd84\ud788 \ud2bc\ud2bc\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\uc790\ub3d9\ucc28 \ubc0f \uc81c\uc870 \ubd80\ubb38<\/h3>\n\n\n\n<p>\uc790\ub3d9\ucc28 \uc0dd\uc0b0\uacfc \uc77c\ubc18 \uc81c\uc870\uc5c5\uc5d0\uc11c\ub294 \uac15\uc778\ud568\uacfc \uc6b0\uc218\ud55c \uac00\uacf5\uc131\uc744 \ubaa8\ub450 \uac16\ucd98 \uc18c\uc7ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. ST52\ub294 \ud604\ub300 \uc81c\uc870 \uacf5\uc815\uc5d0 \uc644\ubcbd\ud558\uac8c \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc0c1\uc6a9 \ucc28\ub7c9 \uc100\uc2dc:<\/strong>&nbsp;\ub300\ud615 \ud2b8\ub7ed, \ud2b8\ub808\uc77c\ub7ec \ubc0f \uc6b4\uc1a1 \ucc28\ub7c9\uc774 \ucd5c\ub300 \uc801\uc7ac \ud558\uc911\uc5d0\uc11c\ub3c4 \uad6c\uc870\uc801\uc73c\ub85c \uacac\uace0\ud568\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uae30\uacc4 \ubd80\ud488:<\/strong>&nbsp;\ub0b4\uad6c\uc131\uc774 \ub6f0\uc5b4\ub09c \uae30\uc5b4, \uad6c\ub3d9\ucd95, \uc911\uc7a5\ube44\uc6a9 \ubca0\uc774\uc2a4 \ud50c\ub808\uc774\ud2b8 \uc81c\uc791\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc0b0\uc5c5\uc6a9 \uc800\uc7a5 \ud0f1\ud06c:<\/strong>&nbsp;\ub300\uc6a9\ub7c9 \uc720\uccb4 \uc800\uc7a5 \uc2dc\uc2a4\ud15c\uc5d0 \uc548\uc804\ud558\uace0 \uc624\ub798 \uc9c0\uc18d\ub418\ub294 \uc800\uc7a5 \uacf5\uac04\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\uacb0\ub860<\/h2>\n\n\n\n<p>ST52 \ud0c4\uc18c\uac15\uc740 \uc6b0\uc218\ud55c \uc6a9\uc811\uc131\uacfc \uac00\uacf5\uc131\uc744 \uac16\ucd98 \uace0\uac15\ub3c4 \uad6c\uc870\uc6a9 \uc18c\uc7ac\ub85c, \uac74\uc124, \uae30\uacc4, \uace0\uc555 \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc548\uc815\uc801\uc778 \uc870\uc131\uacfc \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uae30\uacc4\uc801 \uc131\ub2a5\uc73c\ub85c \ud45c\uc900 \ud0c4\uc18c\uac15\ubcf4\ub2e4 \uc774\uc0c1\uc801\uc778 \uc5c5\uadf8\ub808\uc774\ub4dc \uc18c\uc7ac\uc785\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\uc790\uc138\ud55c \uc815\ubcf4\ub098 \ub9de\ucda4\ud615 ST52 \uac00\uacf5 \uacac\uc801\uc744 \uc6d0\ud558\uc2dc\uba74 \uc5b8\uc81c\ub4e0\uc9c0 <a href=\"https:\/\/weldomachining.com\/ko\/file-upload\/\" data-type=\"page\" data-id=\"843\">\ubb38\uc758 <\/a><a href=\"https:\/\/weldomachining.com\/ko\/\" data-type=\"page\" data-id=\"6\">\uc6f0\ub3c4 <\/a>\uac00\uacf5\u2014\uacbd\uc7c1\ub825 \uc788\ub294 \uac00\uaca9\uacfc \uc804\ubb38\uc801\uc778 \uc11c\ube44\uc2a4\ub85c \ud504\ub85c\uc81d\ud2b8\ub97c \uc9c0\uc6d0\ud560 \uc900\ube44\uac00 \ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"540\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/02\/weldo-machining-center-3.webp\" alt=\"\uc6f0\ub3c4 \uac00\uacf5 \uc13c\ud130\" class=\"wp-image-7645\" style=\"width:700px\" srcset=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/02\/weldo-machining-center-3.webp 800w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/02\/weldo-machining-center-3-300x203.webp 300w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/02\/weldo-machining-center-3-768x518.webp 768w, https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/02\/weldo-machining-center-3-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>Overview of ST52 Steel ST52 steel is a high-strength, low-alloy structural steel known for its exceptional versatility and durability. As a premier choice in heavy engineering and construction, this material offers a superior balance of weldability and mechanical strength. It is specifically designed to handle high-stress environments where structural integrity is non-negotiable. Definition and DIN [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":9892,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-9887","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/posts\/9887","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/comments?post=9887"}],"version-history":[{"count":4,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/posts\/9887\/revisions"}],"predecessor-version":[{"id":9899,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/posts\/9887\/revisions\/9899"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/media\/9892"}],"wp:attachment":[{"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/media?parent=9887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/categories?post=9887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/tags?post=9887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}