{"id":3440,"date":"2026-07-14T09:21:00","date_gmt":"2026-07-14T01:21:00","guid":{"rendered":"https:\/\/jblstainless.com\/?post_type=product&#038;p=3440"},"modified":"2026-07-14T09:21:01","modified_gmt":"2026-07-14T01:21:01","slug":"%ea%b0%95%ea%b5%ac%ec%a1%b0%ec%9a%a9-gb-q355b-%ec%a0%80%ed%95%a9%ea%b8%88-%ea%b3%a0%ea%b0%95%eb%8f%84-%ec%97%b4%ea%b0%84-%ec%95%95%ec%97%b0-h%ed%98%95%ea%b0%95","status":"publish","type":"product","link":"https:\/\/jblstainless.com\/ko\/gb-q355b-low-alloy-high-strength-hot-rolled-h-beam-steel-in-steel-structural\/","title":{"rendered":"GB Q355B \uc800\ud569\uae08 \uace0\uac15\ub3c4 \uc5f4\uc5f0 H\ud615\uac15, \ucca0\uace8 \uad6c\uc870\uc6a9"},"content":{"rendered":"<div data-elementor-type=\"product-post\" data-elementor-id=\"3440\" class=\"elementor elementor-3440\" data-elementor-post-type=\"product\">\n\t\t\t\t<div class=\"elementor-element elementor-element-215207a e-flex e-con-boxed e-con e-parent\" data-id=\"215207a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8f61a3e elementor-widget elementor-widget-text-editor\" data-id=\"8f61a3e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 style=\"text-align: center;\"><span style=\"color: #ff6600;\">\uac15\uad6c\uc870 \ubd84\uc57c\uc5d0\uc11c GB Q355B \uc800\ud569\uae08 \uace0\uac15\ub3c4 \uc5f4\uc5f0 H\ud615\uac15\uc740 \uc815\ud655\ud788 \uc5b4\ub5a4 \uc7a5\uc810\uc744 \uac00\uc9c0\uace0 \uc788\ub098\uc694?<\/span><\/h4><p>Q355B\ub294 \ud56d\ubcf5 \uac15\ub3c4\uac00 \ub354 \ub192\uace0 \ubcc0\ud615 \uc800\ud56d\ub825\uc774 \ub354 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4. \ub3d9\uc77c\ud55c \ud558\uc911 \uc870\uac74\uc5d0\uc11c \ub354 \uc791\uc740 \ub2e8\uba74\uc758 \ud615\uc7ac\ub97c \uc120\ud0dd\ud560 \uc218 \uc788\uc73c\uba70, \uc7a5\uae30\uc801\uc778 \uc6b4\uc601 \uc548\uc815\uc131\ub3c4 \ub354 \uc6b0\uc218\ud569\ub2c8\ub2e4. H\ud615\uac15\uc740 H\uc790\ud615 \ub2e8\uba74\uc744 \uac00\uc9c0\uba70, \ud50c\ub79c\uc9c0\uac00 \ub113\uace0 \uc6f9\uc774 \uc587\uc2b5\ub2c8\ub2e4. I\ud615\uac15\uc5d0 \ube44\ud574 \uad7d\ud798 \uc800\ud56d\uc131\uc774 5%\uc5d0\uc11c 10%\uae4c\uc9c0 \ud5a5\uc0c1\ub418\uc5c8\uc73c\uba70, \uc811\ud569 \uac00\uacf5\uc774 \ub354 \ud3b8\ub9ac\ud558\uc5ec \uc81c\uc870 \ube44\uc6a9\uc744 \uc57d 30% \uc808\uac10\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b165d27 e-flex e-con-boxed e-con e-parent\" data-id=\"b165d27\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-0768988 e-con-full e-flex e-con e-child\" data-id=\"0768988\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2072d30 elementor-widget elementor-widget-image\" data-id=\"2072d30\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"700\" height=\"565\" src=\"https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355B-H-Beam-Channel-6-12m-4-60mm-100-1000mm.png\" class=\"attachment-large size-large wp-image-3445\" alt=\"\" srcset=\"https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355B-H-Beam-Channel-6-12m-4-60mm-100-1000mm.png 700w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355B-H-Beam-Channel-6-12m-4-60mm-100-1000mm-15x12.png 15w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355B-H-Beam-Channel-6-12m-4-60mm-100-1000mm-600x484.png 600w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2be7185 e-con-full e-flex e-con e-child\" data-id=\"2be7185\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-64aa850 elementor-widget elementor-widget-text-editor\" data-id=\"64aa850\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #ff6600;\">(H\ud615\uac15 \ub2e8\uba74 \uce58\uc218 \uc124\uba85)<\/span> <br \/>H\ud615\uac15\uc758 \ub2e8\uba74 \uce58\uc218\ub294 \uc77c\ubc18\uc801\uc73c\ub85c H \u00d7 B \u00d7 t\u2081 \u00d7 t\u2082 \u00d7 L\ub85c \ud45c\uae30\ub429\ub2c8\ub2e4: <br \/>\uc608: H 400\u00d7200\u00d78\u00d713\u00d712m <br \/>\ubc88\uc5ed:<br \/>\ud45c\ud604:<\/p><ul><li>H = 400 mm \u2192 \uac15\uc7ac \ub2e8\uba74 \ub192\uc774 (\uc804\uccb4 \ub2e8\uba74 \ub192\uc774)<\/li><li>B = 200 mm \u2192 \ud50c\ub79c\uc9c0 \ud3ed<\/li><li>t\u2081 = 8 mm \u2192 \uc6f9 \ub450\uaed8<\/li><li>t\u2082 = 13 mm \u2192 \ud50c\ub79c\uc9c0 \ub450\uaed8<\/li><li>L = 12 m \u2192 \uae38\uc774<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3d08f5c e-flex e-con-boxed e-con e-parent\" data-id=\"3d08f5c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-940ac59 e-con-full e-flex e-con e-child\" data-id=\"940ac59\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ede46c9 elementor-widget elementor-widget-text-editor\" data-id=\"ede46c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Q355B\ub294 \uc911\uad6d GB\/T 1591 \ud45c\uc900\uc5d0 \ub530\ub978 \uace0\uac15\ub3c4 \uc800\ud569\uae08 \uad6c\uc870\uc6a9 \uac15\uc7ac\uc785\ub2c8\ub2e4. \uc911\uad6d\uc5d0\uc11c\ub294 \uc774\ub97c \ub2e4\uc74c\uacfc \uac19\uc774 \ubd80\ub985\ub2c8\ub2e4: <span style=\"color: #ff6600;\">Q355B H\ud615\uac15<\/span>. \uc774\uc5d0 \ud574\ub2f9\ud558\ub294 \uc678\uad6d \ube0c\ub79c\ub4dc\uba85\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p><p>\uc720\ub7fd: EN 10025-2: S355JR<br \/>\ubbf8\uad6d: ASTM: A572 50\ub4f1\uae09<br \/>\uc77c\ubcf8: JIS G3106: SM490A \/ SM490B<br \/>\ub3c5\uc77c: \uad6c DIN \ud45c\uc900: St52-3<br \/>\uc601\uad6d: BS 4360: 50B<br \/>\ud638\uc8fc: AS\/NZS 3678: 350\ub4f1\uae09<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3aebee2 e-con-full e-flex e-con e-child\" data-id=\"3aebee2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c9f843d elementor-widget elementor-widget-image\" data-id=\"c9f843d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"696\" height=\"516\" src=\"https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355B-high-frequency-welded-H-beam.png\" class=\"attachment-large size-large wp-image-3452\" alt=\"\" srcset=\"https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355B-high-frequency-welded-H-beam.png 696w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355B-high-frequency-welded-H-beam-16x12.png 16w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355B-high-frequency-welded-H-beam-600x445.png 600w\" sizes=\"(max-width: 696px) 100vw, 696px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b78fcc0 e-flex e-con-boxed e-con e-parent\" data-id=\"b78fcc0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2eccf3f elementor-widget elementor-widget-video\" data-id=\"2eccf3f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/ez7o3QRprRw&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;play_on_mobile&quot;:&quot;yes&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bfadefb e-flex e-con-boxed e-con e-parent\" data-id=\"bfadefb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-20fc86e elementor-widget elementor-widget-text-editor\" data-id=\"20fc86e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #ff6600;\">Q355BH \uac15\uc7ac\uc758 \ud654\ud559 \uc131\ubd84\uc5d0 \ub300\ud55c \uad6c\uccb4\uc801\uc778 \uc694\uad6c \uc0ac\ud56d\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/span><\/p><p><span class=\"src\" data-group=\"0-0\">\u200c (C)\u200c\uff1a\u22640.24%<\/span> <span class=\"src\" data-group=\"0-3\">\u200c<\/span><\/p><p><span class=\"src\" data-group=\"0-3\">\u00a0(Si)\u200c\uff1a\u22640.55%<\/span> <span class=\"src\" data-group=\"0-6\">\u200c<\/span><\/p><p><span class=\"src\" data-group=\"0-6\">\u00a0(Mn)\u200c\uff1a\u22641.60%<\/span> <span class=\"src\" data-group=\"0-9\">\u200c<\/span><\/p><p><span class=\"src\" data-group=\"0-9\">\u00a0(P)\u200c\uff1a\u22640.035%<\/span> <span class=\"src\" data-group=\"0-12\">\u200c<\/span><\/p><p><span class=\"src\" data-group=\"0-12\">\u00a0(S)\u200c\uff1a\u22640.035%<\/span><\/p><p><span class=\"src\" data-group=\"0-15\">(Cr)\u200c\u22640.30%\u3001<\/span><\/p><p><span class=\"src\" data-group=\"0-15\">(Ni)\u200c\u22640.30%\u3001<\/span><\/p><p><span class=\"src\" data-group=\"0-15\">(Cu)\u200c\u22640.40%\u3001<\/span><\/p><p><span class=\"src\" data-group=\"0-15\">(N)\u200c\u22640.012%<\/span><\/p><p>\ubbf8\ub7c9 \ud569\uae08 \uc6d0\uc18c: Nb, V, Ti\uc640 \uac19\uc740 \uc774\ub7ec\ud55c \uc6d0\uc18c\ub4e4\uc740 \uacf5\uc815\uc5d0 \ub530\ub77c \ucca8\uac00\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><h6 class=\"PDq2pG_selectionAnchorContainer\" data-section-id=\"arc7up\" data-start=\"292\" data-end=\"301\"><span style=\"color: #ff6600;\">\uc81c\ud488 \uc774\ub984<\/span><\/h6><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"303\" data-end=\"462\"><thead data-start=\"303\" data-end=\"314\"><tr data-start=\"303\" data-end=\"314\"><th class=\"last:pe-10\" data-start=\"303\" data-end=\"308\" data-col-size=\"sm\">\uc911\uad6d\uc5b4<\/th><th class=\"last:pe-10\" data-start=\"308\" data-end=\"314\" data-col-size=\"sm\">\uc601\uc5b4<\/th><\/tr><\/thead><tbody data-start=\"321\" data-end=\"462\"><tr data-start=\"321\" data-end=\"349\"><td data-start=\"321\" data-end=\"333\" data-col-size=\"sm\">Q355B H\ud615\uac15<\/td><td data-col-size=\"sm\" data-start=\"333\" data-end=\"349\">Q355B H\ud615\uac15<\/td><\/tr><tr data-start=\"350\" data-end=\"383\"><td data-start=\"350\" data-end=\"359\" data-col-size=\"sm\">\uace0\uac15\ub3c4 H\ud615\uac15<\/td><td data-start=\"359\" data-end=\"383\" data-col-size=\"sm\">\uace0\uac15\ub3c4 H\ud615\uac15<\/td><\/tr><tr data-start=\"384\" data-end=\"422\"><td data-start=\"384\" data-end=\"392\" data-col-size=\"sm\">\uc5f4\uac04 \uc555\uc5f0 H\ud615\uac15<\/td><td data-start=\"392\" data-end=\"422\" data-col-size=\"sm\">\uc5f4\uac04 \uc555\uc5f0 H\ud615 \uac15\uc7ac<\/td><\/tr><tr data-start=\"423\" data-end=\"462\"><td data-start=\"423\" data-end=\"432\" data-col-size=\"sm\">\uad6c\uc870\uc6a9 \uac15\uc7ac H\ud615\uac15<\/td><td data-col-size=\"sm\" data-start=\"432\" data-end=\"462\">\uad6c\uc870\uc6a9 \uac15\uc7ac H\ud615\uac15<\/td><\/tr><\/tbody><\/table><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-07d8262 e-flex e-con-boxed e-con e-parent\" data-id=\"07d8262\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c78b198 elementor-widget elementor-widget-text-editor\" data-id=\"c78b198\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #ff6600;\">\ub9de\ucda4\ud615 GB Q355B H\ud615\uac15 \ucf54\uc5b4\uc758 \uc8fc\uc694 \uae30\uacc4\uc801 \uc131\ub2a5 \uc9c0\ud45c:<\/span><\/p><p>\ud56d\ubcf5\uac15\ub3c4 (ReH): \u2265 355 MPa<br \/>\uc778\uc7a5 \uac15\ub3c4 (Rm): 470 ~ 630 MPa<br \/>\ud30c\ub2e8 \ud6c4 \uc2e0\uc7a5\ub960 (A): \u2265 21% (\uc885\ubc29\ud5a5 \uc2dc\ud3b8 \uae30\uc900)<br \/>\ucda9\uaca9 \uc778\uc131 (KV2): 20\u00b0C\uc5d0\uc11c 34 J \uc774\uc0c1<br \/>\ubc00\ub3c4: \uc57d 7.85 g\/cm\u00b3<\/p><p><span style=\"color: #ff6600;\">Q355B \uc6a9\uc811 H\ud615\uac15 \uacf5\uae09\uc5c5\uccb4\ub294 \uc5b4\ub5a4 \uae30\uc900\uc744 \ub530\ub974\uace0 \uc788\uc2b5\ub2c8\uae4c?<\/span><\/p><p>GB\/T 11263-2024<\/p><p><span style=\"color: #ff6600;\">Q355B \uac15\uc7ac \uc2dc\ub9ac\uc988\uc758 \uc77c\ubc18\uc801\uc778 \uc801\uc6a9 \ubd84\uc57c:<\/span><\/p><p><strong><span style=\"color: #000000;\">HW (\uc640\uc774\ub4dc \ud50c\ub79c\uc9c0) :<\/span><\/strong><br \/>H \u2248 B \ud615\uc0c1(\uc608: HW200\u00d7200, HW300\u00d7300)\uc73c\ub85c, \ud2b9\ud788 \ucd95\ubc29\ud5a5 \uc555\ucd95 \uae30\ub465 \ubc0f \ud504\ub808\uc784 \uae30\ub465\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ud6a1\ubc29\ud5a5 \uac15\uc131\uc774 \ub192\uace0 \ube44\ud2c0\ub9bc \uc131\ub2a5\uc774 \uc6b0\uc218\ud569\ub2c8\ub2e4.<\/p><p><br \/><strong>HM (\uc911\ud615 \ud50c\ub79c\uc9c0) :<\/strong> <br \/>H: B \u2248 1.5:1, \uc608: HM300\u00d7150, HM400\u00d7200. \ucd95\ubc29\ud5a5 \ud558\uc911\uacfc \uad7d\ud798 \ud558\uc911\uc744 \ubaa8\ub450 \uace0\ub824\ud558\uc5ec, \uad7d\ud798 \ubd80\uc7ac(\ubcf4\ub85c \uc0ac\uc6a9\ub418\ub294 \uae30\ub465) \ub610\ub294 \uc911\uac04 \uc2a4\ud32c \ubcf4\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p><p><br \/><strong>HN (\uc881\uc740 \ud50c\ub79c\uc9c0):<\/strong> <br \/>H\ud615: B \u2265 2:1, \uc608: HN200\u00d7100, HN500\u00d7200. \ud2b9\ud788 \uad7d\ud798 \ud558\uc911\uc744 \ubc1b\ub294 \ubcf4\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \uac15\ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \ud55c \uad00\uc131 \ubaa8\uba58\ud2b8\uac00 \ud06c\uace0 \uacbd\uc81c\uc131\uc774 \ub6f0\uc5b4\ub098\uba70, \ubcf4 \ubd80\uc7ac\uc5d0 \uac00\uc7a5 \uc120\ud638\ub418\ub294 \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/p><p><br \/><strong>\uc0ac\uc591 \ud45c\uc2dc:<\/strong><br \/>\uc77c\ubc18\uc801\uc73c\ub85c \u201c\ub192\uc774 \u00d7 \ub108\ube44 \u00d7 \uc6f9 \ub450\uaed8 \u00d7 \ud50c\ub79c\uc9c0 \ub450\uaed8\u201d \ud615\uc2dd(\uc608: HN400\u00d7200\u00d78\u00d713)\uc73c\ub85c \ud45c\uae30\ub418\uba70, \uae38\uc774\ub294 \ub300\ubd80\ubd84 6m\/9m\/12m\uc758 \uace0\uc815 \uae38\uc774\uc774\uac70\ub098 \uace0\uac1d \ub9de\ucda4\ud615\uc73c\ub85c \uc81c\uc791\ub429\ub2c8\ub2e4.<\/p><p><span style=\"color: #ff6600;\">Q355B H\ud615\uac15 300mm\u00d7150mm\u00d76.5mm\u00d79mm \ud604\uc7ac \uac00\uaca9 \ucc38\uace0 (2026\ub144 7\uc6d4):<\/span><\/p><p>\uc804\uccb4\uc801\uc778 \uc2dc\uc7a5 \uac00\uaca9\ub300\ub294 \ud1a4\ub2f9 \uc57d 3,300~4,500\uc704\uc548\uc774\uba70, \uc9c0\uc5ed, \uaddc\uaca9 \ubc0f \uac00\uacf5 \ubc29\ubc95\uc5d0 \ub530\ub77c \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p><p><span style=\"color: #ff6600;\">\u200c\uad6c\uc870 \ubc0f \uac74\uc124 \ud504\ub85c\uc81d\ud2b8\uc6a9 Q355 H\ud615\uac15 \uac00\uaca9 \uc0b0\uc815 \uaddc\uce59:<\/span><\/p><p>1. \ub3d9\uc77c\ud55c \uc0ac\uc591\uc758 Q355C\/Q355D \uc800\uc628\uc6a9 \uc18c\uc7ac\uc5d0 \ub300\ud574\uc11c\ub294 \ud1a4\ub2f9 \uac00\uaca9\uc774 100~260\uc704\uc548 \uc778\uc0c1\ub429\ub2c8\ub2e4.<\/p><p><br \/>2. \ub450\uaed8\uac00 \ub450\uaebc\uc6b4 \ube44\ud45c\uc900 \ud50c\ub79c\uc9c0 \ubc0f \uc6f9 \uc0ac\uc591\uc758 \uacbd\uc6b0, \ud1a4\ub2f9 \uac00\uaca9\uc774 90~220\uc704\uc548 \uc778\uc0c1\ub429\ub2c8\ub2e4.<\/p><p><br \/>3. 6\ubbf8\ud130 \ubc0f 9\ubbf8\ud130\uc758 \ub2e8\ucd95 \uae38\uc774\uc758 \uacbd\uc6b0, \ud1a4\ub2f9 \uac00\uaca9\uc774 60\uc704\uc548 \uc778\ud558\ub429\ub2c8\ub2e4. 15\ubbf8\ud130 \ubc0f 18\ubbf8\ud130\uc758 \uc5f0\uc7a5 \ud45c\uc900 \uae38\uc774\uc758 \uacbd\uc6b0, <span style=\"color: #ff0000;\">\ud1a4\ub2f9 \uac00\uaca9\uc774 80\uc704\uc548 \uc778\uc0c1\ub420 \uc608\uc815\uc785\ub2c8\ub2e4<\/span>.<\/p><p><span style=\"color: #ff6600;\">Q355B \ubd80\uc2dd \ubc29\uc9c0 \ucc98\ub9ac:<\/span><\/p><p>Q355B \uace0\uc8fc\ud30c \uc6a9\uc811 H\ud615\uac15\uc740 \ub0b4\ud6c4\uc131\uc774 \uc5c6\uc5b4 \ub2e4\uc74c \uc870\uce58\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. <span style=\"color: #ff0000;\">\uadf8\ub9bc<\/span> \ub610\ub294 <span style=\"color: #ff0000;\">\uc6a9\uc735 \uc544\uc5f0 \ub3c4\uae08<\/span> \ub179 \ubc29\uc9c0\ub97c \uc704\ud574.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a25fd2c e-flex e-con-boxed e-con e-parent\" data-id=\"a25fd2c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-ecbe0b4 e-con-full e-flex e-con e-child\" data-id=\"ecbe0b4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c1353ce elementor-widget elementor-widget-text-editor\" data-id=\"c1353ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #ff6600;\">Q355B H\ud615\uac15\uc740 \uc5b4\ub5a4 \ubd84\uc57c\uc5d0 \uc0ac\uc6a9\ub418\ub098\uc694?<\/span><\/p><p>\uac15\ucca0 \uae30\ub465\/\ud504\ub808\uc784 \ubcf4\/\ubc14\ub2e5 \uc9c0\uc9c0 \uad6c\uc870\ubb3c\/\uace0\uc18d\ub3c4\ub85c \uad50\ub7c9 \uc2dc\uacf5\/\uad50\ub7c9\uc758 \uc8fc\uac70\ub354\/\uc9c0\uc9c0 \uad6c\uc870\ubb3c\/\uac15\ucca0 \ubc15\uc2a4 \uac70\ub354 \uc5f0\uacb0 \uad6c\uc870\ubb3c\/\uc7a5\ube44 \ubc1b\uce68\ub300\/\ud06c\ub808\uc778 \uc9c0\uc9c0\ub300\/\uad11\uc0b0 \uc7a5\ube44 \ud504\ub808\uc784\/\ucee8\ubca0\uc774\uc5b4 \uc2dc\uc2a4\ud15c \uc9c0\uc9c0\ub300\/\ucca0\uace8 \uad6c\uc870\ubb3c \ubcf8\uccb4\/\ub300\uacbd\uac04 \uc9c0\ubd95 \ud2b8\ub7ec\uc2a4\/\uc120\ubc18 \uc9c0\uc9c0\ub300\/\ud48d\ub825 \ubc1c\uc804 \uc778\ud504\ub77c\/\ubc1c\uc804\uc18c \ucca0\uace8 \uad6c\uc870\ubb3c\/\uc11d\uc720\ud654\ud559 \ud50c\ub7ab\ud3fc\/\ud30c\uc774\ud504\ub77c\uc778 \uac20\ud2b8\ub9ac \uc9c0\uc9c0\ub300\/\ubc15\uc2a4 \uac70\ub354 \/ \uad50\uac01 \/ \ubd80\uc18d \ucca0\uace8 \uad6c\uc870\ubb3c \/ \ub300\ud615 \uacf5\uacf5 \uac74\ubb3c \/ \uc2a4\ud3ec\uce20 \uacbd\uae30\uc7a5 \/ \uc804\uc2dc \uc13c\ud130 \/ \uc0b0\uc5c5 \ud50c\ub79c\ud2b8 \/ \uc9c0\ubd95 \ub36e\uac1c \/ \ud2b8\ub7ec\uc2a4 \/ \uae30\ub465 \/ \ucee4\ud2bc\uc6d4 \uc9c0\uc9c0\ub300 \/ \uc1a1\uc804\ud0d1 \/ \ud1b5\uc2e0 \uc2e0\ud638\ud0d1 \/ \ud48d\ub825 \ud130\ube48 \ud0c0\uc6cc \/ \uc870\uba85\ud0d1 \/ \ucca0\ub3c4 \ud654\ubb3c \ucc28\ub7c9 \/ \ucee8\ud14c\uc774\ub108 \/ \ud56d\ub9cc \uae30\uacc4 \/ \uc57c\uc678 \uc870\uac01\ud488 \/ \uc608\uc220 \uc124\uce58\ubb3c \/ \uace0\uc18d\ub3c4\ub85c \ubc29\ud638\ucc45 \/ \ubc29\uc74c\ubcbd \/ \uc1a1\uc804 \ubc0f \ubcc0\uc804 \uad6c\uc870\ubb3c \/ \ub300\ud615 \ud30c\uc774\ud504\ub77c\uc778 \uc9c0\uc9c0\ub300 \/ \ud50c\ub79c\ud2b8 \uac74\ubb3c \uae30\ub465 \/ \uc9c0\ubd95 \ubcf4 \/ \ud06c\ub808\uc778 \ubcf4 \/ \ucca0\uace8 \uad6c\uc870\ubb3c \ud50c\ub7ab\ud3fc<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c5cd6b0 e-con-full e-flex e-con e-child\" data-id=\"c5cd6b0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0fbed9d elementor-widget elementor-widget-image\" data-id=\"0fbed9d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"611\" src=\"https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-H-Section-Beam-and-Collumn-Light-Weight-Prefab-Steel-Structure.png\" class=\"attachment-large size-large wp-image-3471\" alt=\"\" srcset=\"https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-H-Section-Beam-and-Collumn-Light-Weight-Prefab-Steel-Structure.png 924w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-H-Section-Beam-and-Collumn-Light-Weight-Prefab-Steel-Structure-700x535.png 700w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-H-Section-Beam-and-Collumn-Light-Weight-Prefab-Steel-Structure-768x587.png 768w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-H-Section-Beam-and-Collumn-Light-Weight-Prefab-Steel-Structure-16x12.png 16w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-H-Section-Beam-and-Collumn-Light-Weight-Prefab-Steel-Structure-600x458.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ba464ca e-flex e-con-boxed e-con e-parent\" data-id=\"ba464ca\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-022851b e-con-full e-flex e-con e-child\" data-id=\"022851b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a215e8 elementor-widget elementor-widget-image\" data-id=\"7a215e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"571\" height=\"1024\" src=\"https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-571x1024.png\" class=\"attachment-large size-large wp-image-3472\" alt=\"\" srcset=\"https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-571x1024.png 571w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-391x700.png 391w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-768x1376.png 768w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-857x1536.png 857w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-1143x2048.png 1143w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-7x12.png 7w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-600x1075.png 600w, https:\/\/jblstainless.com\/wp-content\/uploads\/2026\/07\/Q355b-Hot-Rolled-H-Beam-for-Steel-Structure-scaled.png 1429w\" sizes=\"(max-width: 571px) 100vw, 571px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fb80c84 e-con-full e-flex e-con e-child\" data-id=\"fb80c84\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e5dc172 elementor-widget elementor-widget-text-editor\" data-id=\"e5dc172\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #ff6600;\">\ud604\ub300 \uac74\ucd95\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 Q355B H\ud615 \uac15\uc7ac \uac00\ub85c\ubcf4\uc758 \uacbd\uc6b0, \ucd9c\uace0 \uc2dc \uc5b4\ub5a4 \uac80\uc0ac\ub97c \uc2e4\uc2dc\ud574\uc57c \ud569\ub2c8\uae4c?<\/span><\/p><p>1. \ud654\ud559 \uc131\ubd84 \uac80\uc0ac<br \/>2. \uae30\uacc4\uc801 \ud2b9\uc131 \uc2dc\ud5d8<br \/>3. \uc778\uc7a5 \uc2dc\ud5d8<br \/>4. \ucda9\uaca9 \uc2dc\ud5d8<br \/>5. \uad7d\ud798 \uc2dc\ud5d8<br \/>6. \ud504\ub85c\uc138\uc2a4 \uc131\ub2a5 \ud14c\uc2a4\ud2b8<br \/>7. \uac70\uc2dc\uc801 \ubc0f \ubbf8\uc2dc\uc801 \uac80\ud1a0<br \/>8. \ubbf8\uc138\uad6c\uc870 \uac80\uc0ac<br \/>9. \ube44\uae08\uc18d \ub0b4\ud3ec\ubb3c \uac80\uc0ac<br \/>10. \uce58\uc218, \ud615\uc0c1 \ubc0f \ud45c\uba74 \ud488\uc9c8 \uac80\uc0ac<\/p><p>Q355b \uc5f4\uac04 \uc555\uc5f0 H\ud615\uac15 200\u00d7200, 400\u00d7400mm \uac15\uad6c\uc870\uc6a9 \ubcf4 \ubc0f \uae30\ub465, \uad6c\uc870\uc6a9 H\ud615\uac15, <span style=\"color: #ff0000;\">\uc6d0\ubcf8 \uacf5\uc7a5 \ud488\uc9c8 \uc778\uc99d\uc11c <\/span>(\uc790\uc7ac \ubaa9\ub85d) \ubc0f <span style=\"color: #ff0000;\">\uacf5\uc7a5 \uac80\uc0ac \ubcf4\uace0\uc11c<\/span>, \uadf8\ub9ac\uace0 <span style=\"color: #ff0000;\">\uc81c\ud488 \uc778\uc99d\uc11c,<\/span> \ubc30\uc1a1 \uc2dc \ubc18\ub4dc\uc2dc \uc81c\uacf5\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p><p><span style=\"color: #ff6600;\">\ud2b9\ubcc4 \uc0c1\ud669 \ubcf4\ucda9 \uc790\ub8cc:<\/span><\/p><ul><li>\uc81c3\uc790 SGS\/BV \ubcf4\uace0\uc11c<\/li><li>UT \ucd08\uc74c\ud30c \uac80\uc0ac \ubcf4\uace0\uc11c<\/li><\/ul><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f68eb4d e-flex e-con-boxed e-con e-parent\" data-id=\"f68eb4d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0d6498f elementor-align-center elementor-widget elementor-widget-button\" data-id=\"0d6498f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/jblstainless.com\/ko\/%ec%97%b0%eb%9d%bd%ec%b2%98\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\uc5ec\uae30\ub97c \ud074\ub9ad\ud558\uc5ec \ubb38\uc758\ud558\uae30<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>GB Q355B \uc800\ud569\uae08 \uace0\uac15\ub3c4 \uc5f4\uc5f0 H\ud615\uac15\uc740 \ub2e8\uba74 \ud615\uc0c1\uc774 \ubb38\uc790 \u2018H\u2019\ub97c \ub2ee\uc558\uae30 \ub54c\ubb38\uc5d0 \uc774\ub7ec\ud55c \uc774\ub984\uc774 \ubd99\uc5ec\uc84c\uc2b5\ub2c8\ub2e4. \uc774 \uac15\uc7ac\ub294 \ub6f0\uc5b4\ub09c \uae30\uacc4\uc801 \ud2b9\uc131\uacfc \ub192\uc740 \ud558\uc911 \uc9c0\uc9c0 \ub2a5\ub825\uc744 \uac16\ucd94\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong>\u201cQ\u201d<\/strong> \uc911\uad6d\uc5b4\uc5d0\uc11c \u201c\uc218\ud655\ub7c9\u201d\uc744 \ub73b\ud558\ub294 \ubcd1\uc74c\uc758 \uccab \uae00\uc790\uc785\ub2c8\ub2e4.<br \/>\n<strong>\u201c355\u201d<\/strong> \uc774\ub294 \uac15\ud310\uc758 \ub450\uaed8\uac00 16\ubc00\ub9ac\ubbf8\ud130 \uc774\ud558\uc77c \ub54c, \uadf8 \ud56d\ubcf5 \uac15\ub3c4\uc758 \ud558\ud55c\uac12\uc774 355\uba54\uac00\ud30c\uc2a4\uce7c\uc784\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<br \/>\n<strong>\u201cB\u201d<\/strong> \uc740 \uac15\uc7ac\uc758 \ud488\uc9c8 \ub4f1\uae09\uc744 \ub098\ud0c0\ub0b4\uba70, \ucda9\uaca9 \uc2dc\ud5d8\uc740 -20\u2103\uc758 \ud658\uacbd \uc628\ub3c4\uc5d0\uc11c \uc2e4\uc2dc\ub429\ub2c8\ub2e4.<br \/>\n<strong>\u201cH\u201d<\/strong> \uc774\ub294 \ud574\ub2f9 \uac15\uc7ac\uc758 \uc81c\uc870 \uacf5\uc815\uc774 \uc5f4\uac04 \uc555\uc5f0\uc784\uc744 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