{"id":4627,"date":"2026-10-13T02:49:25","date_gmt":"2026-10-13T02:49:25","guid":{"rendered":"https:\/\/hontitan.com\/?p=4627"},"modified":"2026-10-13T02:49:26","modified_gmt":"2026-10-13T02:49:26","slug":"titanium-heat-exchanger-tube-supplier","status":"publish","type":"post","link":"https:\/\/hontitan.com\/ko\/titanium-heat-exchanger-tube-supplier\/","title":{"rendered":"\uc2e4\uc81c\ub85c 20\ub144 \ub3d9\uc548 \uc9c0\uc18d\ub418\ub294 \ud2f0\ud0c0\ub284 \uc5f4\uad50\ud658\uae30 \ud29c\ube0c\ub97c \uc18c\uc2f1\ud558\ub294 \ubc29\ubc95"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\ud2f0\ud0c0\ub284 \uc5f4\uad50\ud658\uae30 \ud29c\ube0c(\ud2b9\ud788 Grade 2 U-bend \ub610\ub294 \uc9c1\uc120 \uc751\ucd95\uae30 \ud29c\ube0c)\ub97c \uc18c\uc2f1\ud560 \ub54c\ub294 \ub2e8\uc21c\ud788 \ubbf8\ud130\ub2f9 \ucd5c\uc800\uac00\ub97c \ucc3e\ub294 \uac83 \uc774\uc0c1\uc758 \ub178\ub825\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \ubcf8 \uac00\uc774\ub4dc\uc5d0\uc11c\ub294 \ub4f1\uae09 \uc120\ud0dd(Gr2 vs Gr7 vs Gr12), ASTM B338 \uc900\uc218 \uc0ac\ud56d, U-bend \uc870\ub2ec \uc138\ubd80 \uc0ac\ud56d, \uadf8\ub9ac\uace0 20\ub144 \ub3d9\uc548 \uc720\uc9c0\ub420 \ud29c\ube0c \ubc88\ub4e4\uacfc 5\ub144 \ub9cc\uc5d0 \uace0\uc7a5 \ub0a0 \uc81c\ud488\uc744 \uacb0\uc815\uc9d3\ub294 \uacf5\uae09\uc5c5\uccb4 \uc790\uaca9 \uac80\uc99d \ub2e8\uacc4\ub97c \ub2e4\ub8f9\ub2c8\ub2e4. \ud654\ud559 \uacf5\uc815, \ubc1c\uc804 \ub610\ub294 \ub2f4\uc218\ud654 \ubd84\uc57c \uc911 \uc5b4\ub514\uc5d0 \uc885\uc0ac\ud558\uc2dc\ub4e0, \uacac\uc801 \uc694\uccad\uc11c(RFQ)\ub97c \ubc1c\ud589\ud558\uae30 \uc804\uc5d0 \ubc18\ub4dc\uc2dc \ud655\uc778\ud574\uc57c \ud560 \uc0ac\uc591\uacfc \uc8fc\uc694 \uc9c8\ubb38\ub4e4\uc744 \ud655\uc778\ud574 \ubcf4\uc138\uc694.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uad6c\ub9e4 \ud300\uc774 \ub4f1\uae09 \uc120\ud0dd\uc5d0\uc11c \uc2e4\uc218\ud558\ub294 \uc774\uc720<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1280\" height=\"853\" src=\"https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-heat-exchanger-industrial.webp\" alt=\"\uc0b0\uc5c5 \ucc98\ub9ac \uacf5\uc7a5\uc758 \ud2f0\ud0c0\ub284 \uc258 \uc564 \ud29c\ube0c \uc5f4\uad50\ud658\uae30 \ud29c\ube0c \ubc88\ub4e4 - \ud29c\ube0c \uc2dc\ud2b8 \uc804\uba74\uc5d0 \ubcf4\uc774\ub294 \uae08\uc18d \ud29c\ube0c \ubc30\uc5f4\" class=\"wp-image-4628\" title=\"\" srcset=\"https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-heat-exchanger-industrial.webp 1280w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-heat-exchanger-industrial-300x200.webp 300w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-heat-exchanger-industrial-1024x682.webp 1024w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-heat-exchanger-industrial-768x512.webp 768w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-heat-exchanger-industrial-18x12.webp 18w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-heat-exchanger-industrial-600x400.webp 600w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Grade 2 \ud2f0\ud0c0\ub284\uc740 \ub300\ubd80\ubd84\uc758 \uc5f4\uad50\ud658\uae30 \ud29c\ube0c \ubd84\uc57c\uc5d0\uc11c \uae30\ubcf8\uc801\uc73c\ub85c \uad8c\uc7a5\ub418\ub294 \uc0ac\uc591\uc774\uc9c0\ub9cc, \uc774\ub7ec\ud55c \ub2e8\uc21c\ud55c \uae30\uc900\uc774 \uc798\ubabb \uc801\uc6a9\ub418\ub294 \uacbd\uc6b0\uac00 \ub9e4\uc6b0 \ube48\ubc88\ud569\ub2c8\ub2e4. \uc2e4\uc81c \ud604\uc7a5\uc5d0\uc11c\ub294 Gr2\ub85c\ub3c4 \ucda9\ubd84\ud55c \uc0c1\ud669\uc5d0\uc11c \uad6c\ub9e4 \ud300\uc774 Grade 7\uc744 \uacfc\uc789 \uc0ac\uc591\uc73c\ub85c \uc120\ud0dd\ud558\uc5ec, \uc2e4\uc9c8\uc801\uc778 \uc774\uc810 \uc5c6\uc774 30~40%\uc758 \ucd94\uac00 \ube44\uc6a9\uc744 \ubd80\ub2f4\ud558\ub294 \uc0ac\ub840\ub97c \ubcf4\uc558\uc2b5\ub2c8\ub2e4. \uadf8 \ubc18\ub300\uc758 \uacbd\uc6b0\ub3c4 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc5fc\ud654\ubb3c\uc774 \ub18d\ucd95\ub418\uc5b4 \uc788\uac70\ub098 \ud2c8\uc0c8 \ubd80\uc2dd(under-deposit corrosion) \uc704\ud5d8\uc774 \uc788\ub294 \ud658\uacbd\uc5d0\uc11c \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc774 \uad00\uc131\uc801\uc73c\ub85c Gr2\ub97c \uc120\ud0dd\ud588\ub2e4\uac00, \uacb0\uad6d Grade 12\uac00 \ud6e8\uc52c \ube44\uc6a9 \ud6a8\uc728\uc801\uc774\uace0 \uc218\uba85\uc774 \uae38\uc5c8\uc744 \uc0c1\ud669\uc5d0\uc11c \ub0ad\ud328\ub97c \ubcf4\uae30\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub4f1\uae09 \uacb0\uc815\uc740 \uac00\uaca9\ud45c\uac00 \uc544\ub2c8\ub77c \uc720\uccb4 \ud654\ud559 \uc131\ubd84 \ubd84\uc11d\uc5d0\uc11c\ubd80\ud130 \uc2dc\uc791\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/strong> Tricor Metals\uc640 \uac19\uc740 \uae30\uc5c5\uc758 \uae08\uc18d \uacf5\ud559\uc790\ub4e4\uc774 \uc2e4\uc81c\ub85c \uc0ac\uc6a9\ud558\ub294 \uc758\uc0ac\uacb0\uc815 \ud504\ub808\uc784\uc6cc\ud06c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ud2f0\ud0c0\ub284 \ub4f1\uae09<\/th><th>\uad6c\uc131<\/th><th>\uc778\uc7a5 \uac15\ub3c4<\/th><th>\ucd5c\uc0c1\uc758 \ub300\uc0c1<\/th><th>\uc801\ud569\ud558\uc9c0 \uc54a\uc740 \uc6a9\ub3c4<\/th><\/tr><\/thead><tbody><tr><td><strong>1\ub4f1\uae09<\/strong><\/td><td>\uc0c1\uc5c5\uc6a9 \uc21c\uc218 \ud2f0\ud0c0\ub284(CP), \uac00\uc7a5 \ub0ae\uc740 \uc0b0\uc18c \ud568\ub7c9<\/td><td>~240 MPa<\/td><td>\ud310\ud615 \uc5f4\uad50\ud658\uae30, \uc800\uc555 \ud658\uacbd<\/td><td>\uad6c\uc870\uc801 \uac15\ub3c4\uac00 \uc694\uad6c\ub418\ub294 \uc258 \uc564 \ud29c\ube0c(Shell &amp; tube) \uc5f4\uad50\ud658\uae30<\/td><\/tr><tr><td><strong>2\ub4f1\uae09<\/strong><\/td><td>CP \ud2f0\ud0c0\ub284 (UNS R50400)<\/td><td>485 MPa \uc778\uc7a5 \uac15\ub3c4(UTS) \/ 345 MPa \ud56d\ubcf5 \uac15\ub3c4<\/td><td>\uc77c\ubc18 \ud654\ud559 \uacf5\uc815, \ud574\uc218, \uc99d\uae30, \uc5fc\ud654\ubb3c \ud658\uacbd<\/td><td>\uace0\uc628 \ud2c8\uc0c8 \ud658\uacbd(80\u00b0C \uc774\uc0c1\uc758 \ud574\uc218)<\/td><\/tr><tr><td><strong>7\ud559\ub144<\/strong><\/td><td>Gr2 + 0.12\u20130.25% \ud314\ub77c\ub4d0<\/td><td>Gr2\uc640 \ub3d9\ub4f1\ud55c \uc218\uc900<\/td><td>\ud658\uc6d0\uc131 \uc0b0\uc131 \ud658\uacbd, \uac15\ud654\ub41c \ud2c8\uc0c8 \ubd80\uc2dd \uc800\ud56d\uc131<\/td><td>\ube44\uc6a9\uc5d0 \ubbfc\uac10\ud55c \uc77c\ubc18 \uc11c\ube44\uc2a4(\ud314\ub77c\ub4d0 \ucd94\uac00 \ube44\uc6a9 \ubc1c\uc0dd)<\/td><\/tr><tr><td><strong>9\ud559\ub144<\/strong><\/td><td>Ti-3Al-2.5V<\/td><td>\uc57d 620 MPa<\/td><td>\uace0\uac15\ub3c4 \uc751\uc6a9 \ubd84\uc57c, \uc911\ub7c9\uc5d0 \ubbfc\uac10\ud55c \ud658\uacbd<\/td><td>\ucd5c\ub300\uc758 \ubd80\uc2dd \uc800\ud56d\uc131\uc774 \uc694\uad6c\ub420 \ub54c<\/td><\/tr><tr><td><strong>12\ud559\ub144<\/strong><\/td><td>Ti + 0.3% Mo + 0.8% Ni<\/td><td>Gr2\ubcf4\ub2e4 \ub192\uc74c<\/td><td>\ud2c8\uc0c8 \ubd80\uc2dd, \ud1f4\uc801\ubb3c \ud558\ubd80 \ubd80\uc2dd, \uace0\uc628 \ud574\uc218 \ud658\uacbd<\/td><td>\uc77c\ubc18 \uc11c\ube44\uc2a4(Gr2 \ub300\ube44 \ucd94\uac00 \ube44\uc6a9 \ubc1c\uc0dd)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd9c\ucc98: ASTM B338-17(2021); Chuck Young, \uae08\uc18d\uacf5\ud559\uc790, Tricor Metals (Heat Exchanger World, 2021)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2e4\uc6a9\uc801\uc778 \uaddc\uce59:<\/strong> \ub300\ubd80\ubd84\uc758 \ud654\ud559 \uacf5\uc815, \ubc1c\uc804\uc18c \uc751\ucd95\uae30 \ubc0f \ud574\uc218 \ub0c9\uac01 \uc751\uc6a9 \ubd84\uc57c\uc758 \uacbd\uc6b0, <strong>Grade 2\uac00 \uc62c\ubc14\ub978 \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/strong> \ubc00\ub3c4\uac00 4.51g\/cm\u00b3(\uac15\ucca0\uc758 \uc57d 56%)\uc774\uba70, \ucd5c\uc18c \ud56d\ubcf5 \uac15\ub3c4 345MPa, \uc5f4\uc804\ub3c4\uc728 \uc57d 21.97W\/mK\ub97c \uac16\ucd98 \uacf5\uc5c5\uc6a9 \uc21c\uc218 \ud2f0\ud0c0\ub284\uc785\ub2c8\ub2e4. \ud2b9\ud788 \ubbf8\uc0dd\ubb3c \ubd80\uc2dd(MIC)\uc5d0 \ub300\ud55c \uc644\ubcbd\ud55c \ub0b4\uc131\uc744 \uac16\ucd94\uace0 \uc788\uc5b4, \uc5ec\ub7ec \uc2dc\uc124\uc5d0\uc11c \ub4c0\ud50c\ub809\uc2a4 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15 \ubc88\ub4e4\uc744 \uc608\uc815\ubcf4\ub2e4 \uc77c\ucc0d \uad50\uccb4\ud558\uac8c \ub9cc\ub4e4\uc5c8\ub358 \ubd80\uc2dd \uacb0\ud568 \ubb38\uc81c\ub97c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Grade 7\uc774\ub098 Grade 12\ub85c \uc5c5\uadf8\ub808\uc774\ub4dc\ud558\ub294 \uac83\uc740 \uacf5\uc815 \uae08\uc18d\ud559\uc790\uac00 \ud658\uc6d0\uc131 \uc0b0\uc5d0 \ub300\ud55c \ub178\ucd9c\uc774\ub098 \uc9d1\uc911\uc801\uc778 \ud2c8\uc0c8 \ubd80\uc2dd \uc704\ud5d8\uc744 \ud2b9\ubcc4\ud788 \uc9c0\uc801\ud560 \ub54c\ub9cc \uc758\ubbf8\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ubd88\ud544\uc694\ud558\uac8c \ud314\ub77c\ub4d0 \ube44\uc6a9\uc744 \uc9c0\ubd88\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM B338: \ubcf5\uc218\uae30 \ud29c\ube0c \uc870\ub2ec\uc5d0 \uc788\uc5b4 \uc720\uc77c\ud558\uac8c \uc911\uc694\ud55c \ud45c\uc900<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1376\" height=\"768\" src=\"https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-grade-comparison-chart-1.webp\" alt=\"\uc5f4\uad50\ud658\uae30 \ud29c\ube0c \uc120\uc815\uc744 \uc704\ud55c \ud2f0\ud0c0\ub284 \ub4f1\uae09 \ube44\uad50\ud45c - Grade 1\ubd80\ud130 Grade 12\uae4c\uc9c0\uc758 \ud2b9\uc131 \ubc0f \uc6a9\ub3c4 \uac1c\uc694\" class=\"wp-image-4629\" title=\"\" srcset=\"https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-grade-comparison-chart-1.webp 1376w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-grade-comparison-chart-1-300x167.webp 300w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-grade-comparison-chart-1-1024x572.webp 1024w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-grade-comparison-chart-1-768x429.webp 768w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-grade-comparison-chart-1-18x10.webp 18w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-grade-comparison-chart-1-600x335.webp 600w\" sizes=\"(max-width: 1376px) 100vw, 1376px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM B338\uc740 \ud45c\uba74 \ubcf5\uc218\uae30, \uc99d\ubc1c\uae30 \ubc0f \uc5f4\uad50\ud658\uae30\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc774\uc74c\ub9e4 \uc5c6\ub294(Seamless) \uc6a9\uc811 \ud2f0\ud0c0\ub284 \ubc0f \ud2f0\ud0c0\ub284 \ud569\uae08 \ud29c\ube0c\uc758 \ud45c\uc900 \uaddc\uaca9\uc785\ub2c8\ub2e4. \ucd1d 28\uac00\uc9c0 \ub4f1\uae09\uc744 \ub2e4\ub8e8\uace0 \uc788\uc9c0\ub9cc, \uc2e4\uc81c \uc870\ub2ec \ud604\uc7a5\uc5d0\uc11c\ub294 \uc8fc\ub85c Grade 1, 2, 7, 9, 12\ub97c \uc911\uc2ec\uc73c\ub85c \ub17c\uc758\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2f0\ud0c0\ub284 \ud29c\ube0c \uacf5\uae09\uc5c5\uccb4\ub97c \ud3c9\uac00\ud560 \ub54c \ubc18\ub4dc\uc2dc \uc694\uad6c\ud574\uc57c \ud560 \ucd5c\uc18c\ud55c\uc758 \ubb38\uc11c\ub294 \ubc14\ub85c <strong>\uacf5\uc778 \uc7ac\ub8cc \uc2dc\ud5d8 \uc131\uc801\uc11c(CMTR)\uc785\ub2c8\ub2e4.<\/strong> \uc774 \uc131\uc801\uc11c\uc5d0\ub294 ASTM B338 \uae30\uc900\uc774 \uba85\uc2dc\ub418\uc5b4\uc57c \ud558\uba70, \ub2e4\uc74c \uc0ac\ud56d\ub4e4\uc774 \ud3ec\ud568\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc81c\uc870 \uacf5\uc7a5\uae4c\uc9c0 \ucd94\uc801 \uac00\ub2a5\ud55c \ud788\ud2b8(Heat)\/\ub85c\ud2b8(Lot) \ubc88\ud638<\/li>\n\n\n\n<li>\ud654\ud559 \uc131\ubd84(B338\uc758 Table 1\uacfc \uc77c\uce58\ud574\uc57c \ud568)<\/li>\n\n\n\n<li>\uae30\uacc4\uc801 \uc131\uc9c8(\uc778\uc7a5 \uac15\ub3c4, \ud56d\ubcf5 \uac15\ub3c4, \uc5f0\uc2e0\uc728)<\/li>\n\n\n\n<li>\uc218\uc555 \uc2dc\ud5d8 \ub610\ub294 \uc640\ub958 \ud0d0\uc0c1 \uc2dc\ud5d8 \uacb0\uacfc(B338\uc758 Section 12)<\/li>\n\n\n\n<li>\uc721\uc548 \uac80\uc0ac \ud569\uaca9 \uc5ec\ubd80<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uc5d0 \uc0c1\uc751\ud558\ub294 ASME \ucf54\ub4dc\ub294 SB-338\ub85c, \uc555\ub825 \uc6a9\uae30 \ubd84\uc57c\uc5d0\uc11c B338\uacfc \ub3d9\uc77c\ud558\uac8c \uc801\uc6a9\ub429\ub2c8\ub2e4. \ub9cc\uc57d \uadc0\ud558\uc758 \uacf5\uc7a5\uc774 ASME \uad00\ud560 \ud558\uc5d0 \uc6b4\uc601\ub41c\ub2e4\uba74, CMTR\uc5d0 SB-338 \uc774\uc911 \uc778\uc99d\uc774 \ud544\uc694\ud55c\uc9c0 \ubc18\ub4dc\uc2dc \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uad6c\ub9e4 \ud300\uc774 \uc790\uc8fc \uc2e4\uc218\ud558\ub294 \ubd80\ubd84 \uc911 \ud558\ub098\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/strong> Grade 2H. ASTM B338 \uaddc\uaca9\uc5d0\ub294 Grade 2H\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc73c\uba70, \uc774\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \ucd5c\uc18c \uacbd\ub3c4 \uc694\uac74\uc744 \uac16\ucd98 Grade 2\uc640 \ub3d9\uc77c\ud569\ub2c8\ub2e4. \ud654\ud559 \uc131\ubd84\uc740 Grade 2\uc640 \uac19\uc9c0\ub9cc, \ucd5c\uc18c \uc778\uc7a5 \uac15\ub3c4(UTS)\uac00 \ub354 \ub192\uc2b5\ub2c8\ub2e4(Grade 2\uc758 \ud56d\ubcf5 \uac15\ub3c4 345 MPa \ub300\ube44 483 MPa). \uc77c\ubd80 \uc5f4\uad50\ud658\uae30 \uc124\uacc4\uc790\ub294 \uc77c\ubc18 Gr2\uc758 \ud56d\ubcf5 \uac15\ub3c4\ub85c\ub294 \uc548\uc804 \uacc4\uc218\uac00 \ubd88\ucda9\ubd84\ud55c \ubc15\ub9c9 \ud29c\ube0c \ubd84\uc57c\uc5d0 \ud2b9\ud788 2H\ub97c \uc9c0\uc815\ud569\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4 \ub3c4\uba74\uc5d0 \u201cGr2H\u201d\ub77c\uace0 \uba85\uc2dc\ub418\uc5b4 \uc788\ub2e4\uba74, \uacf5\uae09\uc5c5\uccb4\uac00 \uc77c\ubc18 Gr2\ub85c \ub300\uccb4\ud558\uc9c0 \uc54a\uace0 \ud574\ub2f9 \ud2b9\uc815 \uc778\uc99d\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\ub294\uc9c0 \ubc18\ub4dc\uc2dc \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Grade 2 \ud2f0\ud0c0\ub284 U-Bend \ud29c\ube0c: \uc0ac\uc591\uc11c\uc5d0\uc11c \uc54c\ub824\uc8fc\uc9c0 \uc54a\ub294 \uc815\ubcf4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">U-bend \ud29c\ube0c\ub294 \uc870\ub2ec \uacfc\uc815\uc5d0\uc11c \uae30\uc220\uc801\uc778 \uc138\ubd80 \uc0ac\ud56d\uc774 \ub9e4\uc6b0 \ubcf5\uc7a1\ud574\uc9c0\ub294 \uce74\ud14c\uace0\ub9ac\uc785\ub2c8\ub2e4. \uc9c1\uc120\ud615 \uc751\ucd95\uae30 \ud29c\ube0c\uc640 \ud50c\ub85c\ud305 \ud5e4\ub4dc(Floating-head)\ud615 \uc5f4\uad50\ud658\uae30\uc6a9 U-bend\ub294 \uc2dc\uc791 \uc7ac\ub8cc\ub294 \uac19\uc9c0\ub9cc, \uad7d\ud798 \uacf5\uc815\uc5d0\uc11c \uae30\uacc4\uc801 \ubc0f \uce58\uc218\uc801 \ubcc0\uc218\uac00 \ubc1c\uc0dd\ud558\uc5ec \uc7a5\ucc29 \uc801\ud569\uc131\uacfc \uc7a5\uae30\uc801\uc778 \uc131\ub2a5 \ubaa8\ub450\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc678\uacbd \uace1\uc120\ubd80\uc758 \ubcbd \ub450\uaed8 \uac10\uc18c(Wall thinning):<\/strong> \ub0c9\uac04 \uad7d\ud798 \uc2dc, \uad7d\ud798 \ubd80\uc704\uc758 \uc678\uce21 \ubc18\uacbd\uc5d0\ub294 \uc778\uc7a5 \uc751\ub825\uc774 \ubc1c\uc0dd\ud558\uc5ec \uad00\ubcbd\uc774 \uc587\uc544\uc9d1\ub2c8\ub2e4. \uc5c5\uacc4\uc5d0\uc11c \ud1b5\uc6a9\ub418\ub294 \ud5c8\uc6a9 \uc624\ucc28\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc678\uce21 \ubc18\uacbd \uae30\uc900 \uad00\ubcbd \ubc15\ub9ac\uc728 12.5% \uc774\ud558\uc774\uba70, \uc774\ub294 ASME B31.3\uc758 \ucd5c\uc18c \ubcbd \ub450\uaed8 \uacf5\uc2dd\uacfc \ub3d9\uc77c\ud569\ub2c8\ub2e4. U-bend \ud29c\ube0c\ub97c \uc8fc\ubb38\ud560 \ub54c\ub294 \uc9c1\uc120 \ud29c\ube0c\uc758 \uacf5\uce6d \ubcbd \ub450\uaed8\ubfd0\ub9cc \uc544\ub2c8\ub77c, \ubc18\ub4dc\uc2dc \uad7d\ud798 \ud6c4\uc758 \ucd5c\uc18c \ubcbd \ub450\uaed8\ub97c \uba85\uc2dc\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uad7d\ud798 \ubc18\uacbd(R\/D \ube44\uc728):<\/strong> \uc258 \uc564 \ud29c\ube0c \uc5f4\uad50\ud658\uae30\uc758 \ud45c\uc900 \uace1\ub960 U-bend\ub294 \ubcf4\ud1b5 1.5\u00d7D\uc5d0\uc11c 3\u00d7D \uc0ac\uc774\uc785\ub2c8\ub2e4. \uace1\ub960\uc774 \uc774\ubcf4\ub2e4 \uc791\uc73c\uba74 \uad7d\ud798 \uacf5\uc815 \uc0ac\uc774\uc5d0 \uc5b4\ub2d0\ub9c1(\ud480\ub9bc) \ucc98\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ud2b9\ud788 Grade 2\uc758 \uacbd\uc6b0, ASTM B338 \uae30\uc900 \uc5f0\uc2e0\uc728\uc774 20% \uc774\uc0c1\uc73c\ub85c \ub0c9\uac04 \uc131\ud615 \uc5f0\uc131\uc774 \ub9e4\uc6b0 \ub6f0\uc5b4\ub098 \ud45c\uc900 \ubcbd \ub450\uaed8\uc5d0\uc11c \uc911\uac04 \uc5b4\ub2d0\ub9c1 \uc5c6\uc774\ub3c4 1.5\u00d7D \uad7d\ud798\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc131\ud615 \ud6c4 \uad7d\ud798 \ubd80\uc704\uc758 \uc751\ub825 \uc81c\uac70(stress-relieved) \uc5ec\ubd80\ub294 \uc81c\uc791\uc5c5\uccb4\uc640 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud0c0\uc6d0\ub3c4(Ovality) \ud5c8\uc6a9 \uc624\ucc28:<\/strong> \uad7d\ud798 \ubd80\uc704\uc758 \ud0c0\uc6d0\ud615 \ub2e8\uba74\uc740 \ud29c\ube0c\uc640 \ud29c\ube0c \uc2dc\ud2b8 \uc811\ud569\ubd80\uc758 \ubd88\uade0\uc77c\ud55c \uc811\ucd09\uc744 \uc720\ubc1c\ud558\uba70, \uc774\ub294 \ud2c8\uc0c8 \ubd80\uc2dd(crevice)\uc774 \uc2dc\uc791\ub418\ub294 \uc77c\ubc18\uc801\uc778 \uc6d0\uc778\uc774 \ub429\ub2c8\ub2e4. ASTM B338 \uc81c9\ud56d\uc5d0\uc11c\ub294 \ud0c0\uc6d0\ub3c4 \ud5c8\uc6a9 \uc624\ucc28\ub97c \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uacf5\uae09\uc5c5\uccb4\ub294 \uc9c1\uc120 \uad6c\uac04\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud2b9\ud788 U-bend \uad6c\uac04\uc5d0 \ub300\ud574\uc11c\ub3c4 \uaddc\uc815 \uc900\uc218 \uc5ec\ubd80\ub97c \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub798 \ud45c\ub294 \uc2e0\ub8b0\ub3c4 \ub192\uc740 \uc911\uad6d \uacf5\uae09\uc5c5\uccb4\ub85c\ubd80\ud130 \uc870\ub2ec \uac00\ub2a5\ud55c Grade 2 U-bend \uc751\ucd95\uae30 \ud29c\ube0c\uc758 \ud45c\uc900 \uaddc\uaca9 \ubc94\uc704\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uc678\uacbd (mm)<\/th><th>\ubcbd \ub450\uaed8(mm)<\/th><th>\ud45c\uc900 \uace1\ub960 \ubc18\uacbd<\/th><th>ASTM B338 \ub4f1\uae09<\/th><th>\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/th><\/tr><\/thead><tbody><tr><td>19.05 (3\/4\u2033)<\/td><td>0.7 \u2013 1.24<\/td><td>1.5D \u2013 3D<\/td><td>Gr2<\/td><td>\ubc1c\uc804\uc18c \ubcf5\uc218\uae30<\/td><\/tr><tr><td>25.4 (1\u2033)<\/td><td>1.0 \u2013 1.65<\/td><td>2D \u2013 3D<\/td><td>Gr2<\/td><td>\ud654\ud559 \uacf5\uc815 \ub0c9\uac01\uae30<\/td><\/tr><tr><td>15.88 (5\/8\u2033)<\/td><td>0.7 \u2013 1.0<\/td><td>1.5D<\/td><td>Gr2<\/td><td>\ud574\uc218 \ub2f4\uc218\ud654, \ud574\uc591<\/td><\/tr><tr><td>25.4 (1\u2033)<\/td><td>1.0 \u2013 1.65<\/td><td>2D \u2013 3D<\/td><td>Gr7<\/td><td>\ud658\uc6d0\uc131 \uc0b0\uc131 \uc11c\ube44\uc2a4<\/td><\/tr><tr><td>19.05 (3\/4\u2033)<\/td><td>0.7 \u2013 1.24<\/td><td>1.5D \u2013 3D<\/td><td>Gr12<\/td><td>\uace0\uc628 \ud574\uc218<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\uacf5\uae09\uc5c5\uccb4 \uc790\uaca9 \uac80\uc99d\uc744 \uc704\ud55c 5\uac00\uc9c0 \uccb4\ud06c\ub9ac\uc2a4\ud2b8<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-supplier-qualification-checklist.webp\" alt=\"\ud2f0\ud0c0\ub284 \ud29c\ube0c \uacf5\uae09\uc5c5\uccb4 \uc790\uaca9 \uac80\uc99d\uc744 \uc704\ud55c 5\uac00\uc9c0 \uccb4\ud06c\ub9ac\uc2a4\ud2b8 \uc778\ud3ec\uadf8\ub798\ud53d - \uacf5\uc7a5 \ucd94\uc801\uc131, \uc81c3\uc790 \uac80\uc0ac, \ube44\ud30c\uad34 \uac80\uc0ac(NDT), CMTR \ubb38\uc11c, \uc218\ucd9c \uc778\uc99d\" class=\"wp-image-4630\" title=\"\" srcset=\"https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-supplier-qualification-checklist.webp 1024w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-supplier-qualification-checklist-300x300.webp 300w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-supplier-qualification-checklist-150x150.webp 150w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-supplier-qualification-checklist-768x768.webp 768w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-supplier-qualification-checklist-12x12.webp 12w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-supplier-qualification-checklist-600x600.webp 600w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/10\/titanium-supplier-qualification-checklist-100x100.webp 100w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ud2f0\ud0c0\ub284 \uc5f4\uad50\ud658\uae30 \ud29c\ube0c \uacf5\uae09\ucc98\uc640 \ubb38\uc81c\uac00 \uc788\ub294 \uacf5\uae09\ucc98\uc758 \ucc28\uc774\ub294 \ubcf4\ud1b5 \ub2e4\uc12f \uac00\uc9c0\uc758 \uac80\uc99d \uac00\ub2a5\ud55c \uccb4\ud06c\ud3ec\uc778\ud2b8\uc5d0\uc11c \uacb0\uc815\ub429\ub2c8\ub2e4. \uac00\uaca9\uc740 \uadf8\uc911 \ud558\ub098\uac00 \uc544\ub2c8\uba70, \uc774\ub294 \ub2e8\uc9c0 \uacb0\uacfc\ub860\uc801\uc778 \uc218\uce58\uc77c \ubfd0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. \uc81c\uc870 \uacf5\uc815 \ucd94\uc801\uc131(Mill Traceability)<\/strong><br>\ubaa8\ub4e0 \ud29c\ube0c \uc8fc\ubb38\uc740 \ud2b9\uc815 \uc81c\ub828 \ud788\ud2b8(heat)\uae4c\uc9c0 \ucd94\uc801 \uac00\ub2a5\ud574\uc57c \ud569\ub2c8\ub2e4. VAR(\uc9c4\uacf5 \uc544\ud06c \uc7ac\uc6a9\ud574) \ud788\ud2b8 \ubc88\ud638\ub97c \uc694\uccad\ud558\uace0 \uc774\ub97c CMTR(\uc7ac\ub8cc \uc2dc\ud5d8 \uc131\uc801\uc11c)\uacfc \ub300\uc870\ud574 \ubcf4\uc2ed\uc2dc\uc624. Baoji Titanium Industry, Western Metal Materials, AESHA\uc640 \uac19\uc740 \ud3c9\ud310 \uc88b\uc740 \uc911\uad6d \uacf5\uc7a5\ub4e4\uc740 \ubb38\uc11c\ud654\ub41c \ucd94\uc801 \uccb4\uacc4\ub97c \uac16\ucd98 \uc218 \ud1a4 \uaddc\ubaa8\uc758 VAR \uc6a9\ud574\ub85c\ub97c \uc6b4\uc601\ud569\ub2c8\ub2e4. \ub9cc\uc57d \uacf5\uae09\uc5c5\uccb4\uac00 \ud788\ud2b8 \uc218\uc900\uc758 \ucd94\uc801\uc131\uc744 \uc81c\uacf5\ud558\uc9c0 \ubabb\ud55c\ub2e4\uba74, \uac70\uae30\uc11c \ub17c\uc758\ub97c \uc911\ub2e8\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. \uc81c3\uc790 \uac80\uc0ac \uac00\ub2a5 \uc5ec\ubd80<\/strong><br>\uc778\uc815 \uac00\ub2a5\ud55c \ud504\ub85c\uadf8\ub7a8: SGS, Bureau Veritas, T\u00dcV \ub610\ub294 Lloyd\u2019s Register. \ub300\ub7c9 \uad6c\ub9e4(500\ubbf8\ud130 \uc774\uc0c1)\uc758 \uacbd\uc6b0, \uc120\uc801 \uc804 \uc81c\uc870 \uacf5\uc7a5\uc5d0\uc11c \ud604\uc9c0 \uc81c3\uc790 \uac80\uc0ac\ub97c \uc2e4\uc2dc\ud558\ub294 \uac83\uc774 \ud45c\uc900 \uad00\ub840\uc774\uba70 \uc774\ub97c \uc608\uc0b0\uc5d0 \ubc18\uc601\ud574\uc57c \ud569\ub2c8\ub2e4. \ube44\uc6a9\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc790\uc7ac \uac00\uc561\uc758 1% \ubbf8\ub9cc\uc774\uba70, \ub3c4\ucc29 \uc2dc \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \ubd80\uc801\ud569 \ubd84\uc7c1\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. \ube44\ud30c\uad34 \uac80\uc0ac(NDT) \uc5ed\ub7c9<\/strong><br>ASTM B338 \uc139\uc158 12\uc5d0 \ub530\ub77c \uac01 \ud29c\ube0c\ub294 \uc218\uc555 \uc2dc\ud5d8 \ub610\ub294 \uc640\ub958 \ud0d0\uc0c1 \uc2dc\ud5d8(\ub610\ub294 \uad6c\ub9e4 \uc8fc\ubb38\uc5d0 \ub530\ub77c \ub450 \uac00\uc9c0 \ubaa8\ub450)\uc744 \ud1b5\uacfc\ud574\uc57c \ud569\ub2c8\ub2e4. \ubc15\ubcbd \ud29c\ube0c\uc758 \uacbd\uc6b0 \uc218\uc555 \uc2dc\ud5d8\uc73c\ub85c\ub294 \ubc1c\uacac\ud558\uae30 \uc5b4\ub824\uc6b4 \ub0b4\ubd80 \uacb0\ud568\uc744 \ud3ec\ucc29\ud560 \uc218 \uc788\ub294 \uc640\ub958 \ud0d0\uc0c1 \uc2dc\ud5d8\uc744 \uad8c\uc7a5\ud569\ub2c8\ub2e4. \uacf5\uae09\uc5c5\uccb4\uac00 \uc5b4\ub5a4 \ube44\ud30c\uad34 \uac80\uc0ac \ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud558\ub294\uc9c0 \ud655\uc778\ud558\uace0, \uc0d8\ud50c \uc2dc\ud5d8 \uae30\ub85d\uc744 \uc694\uccad\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. \uce58\uc218 \ubc0f \uacf5\ucc28 \ubb38\uc11c\ud654<\/strong><br>\uc678\uacbd(OD), \ubcbd \ub450\uaed8 \ubc0f \uc9c1\uc120\ub3c4 \ud5c8\uc6a9 \uc624\ucc28\ub294 ASTM B338 \ud45c 5(\ubcbd \ub450\uaed8) \ubc0f \ud45c 4(\uc678\uacbd)\uc5d0 \ub530\ub77c \ubb38\uc11c\ud654\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \uacf5\uae09\uc5c5\uccb4\ub294 \ubcc4\ub3c4\uc758 \uc694\uccad \uc5c6\uc774\ub3c4 \uc774\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. U-\ubca4\ub4dc \ud29c\ube0c\uc758 \uacbd\uc6b0, \uad74\uace1\ubd80 \uc815\uc810\uc5d0\uc11c\uc758 \ud0c0\uc6d0\ub3c4(ovality) \uce21\uc815\uac12\ub3c4 \ud568\uaed8 \uc694\uccad\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. \uc218\ucd9c \uc778\uc99d<\/strong><br>\ubbf8\uad6d \ubc0f \uc720\ub7fd \uc5f0\ud569(EU)\uc73c\ub85c\uc758 \ubc30\uc1a1 \uc2dc: EN 10204 \uc720\ud615 3.1 \ub610\ub294 3.2 \uac80\uc0ac \uc778\uc99d\uc11c\uac00 \ud45c\uc900\uc785\ub2c8\ub2e4. \ubbf8\uad6d \uad6c\ub9e4\uc790\ub294 \uacf5\uae09\uc5c5\uccb4\uac00 232\uc870 \uad00\uc138 \ubcf4\uace0\ub97c \uc704\ud55c DFARS \uc900\uc218 \ubb38\uc11c\ub098 \uc218\uc785 \uc11c\ub958\ub97c \ubcf4\uc720\ud558\uace0 \uc788\ub294\uc9c0 \uc5ec\ubd80\ub3c4 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/hontitan.com\/ko\/\" data-type=\"link\" data-id=\"https:\/\/hontitan.com\/\">HonTitan<\/a><\/strong>, \uc911\uad6d \uc0b0\uc2dc\uc131\uc5d0 \uc704\uce58\ud558\uba70 \ubc14\uc624\uc9c0\uc5d0 \uc81c\uc870 \ud30c\ud2b8\ub108\ub97c \ub454 \uc5c5\uccb4\ub294 EN 10204 3.1 \uc778\uc99d\uc11c\uc640 \uc804\uccb4 CMTR \ubb38\uc11c\ub97c \ud3ec\ud568\ud55c ASTM B338 Grade 2 \uc751\ucd95\uae30 \ud29c\ube0c\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\ub4e4\uc758 \uc81c\uc870 \uae30\uc9c0\ub294 VAR \uc6a9\ud574\ub85c\uc640 CNC \uac00\uacf5 \ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud558\uba70 AS9100, ISO 13485 \ubc0f REACH \uc778\uc99d\uc744 \ubcf4\uc720\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \ud56d\uacf5\uc6b0\uc8fc \ubc0f \uc758\ub8cc \ubd84\uc57c \uad6c\ub9e4\uc790\uac00 \uc694\uad6c\ud558\ub294 \uac83\uacfc \ub3d9\uc77c\ud55c \ud45c\uc900\uc73c\ub85c, \uc0b0\uc5c5 \uc870\ub2ec \uacfc\uc815\uc5d0\uc11c\uc758 \ub9ac\uc2a4\ud06c\ub97c \ud06c\uac8c \uc904\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ub3c4\ub9e4\uc640 \uacf5\uc7a5 \uc9c1\uac70\ub798 \ube44\uad50: \uac00\uaca9 \uad6c\uc870 \ubc0f \ub9ac\ub4dc \ud0c0\uc784<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub3c4\ub9e4 \uc720\ud1b5\uc5c5\uccb4\uc640 \uacf5\uc7a5 \uc9c1\uc811 \uc870\ub2ec\uc744 \ube44\uad50\ud558\ub294 \uad6c\ub9e4\ud300\uc758 \uacbd\uc6b0, \ube44\uc6a9 \ub300\ube44 \ub9ac\ub4dc \ud0c0\uc784\uc758 \uc0c1\ucda9 \uad00\uacc4\uac00 \uc2e4\uc81c\ub85c \uc874\uc7ac\ud558\ubbc0\ub85c \uacac\uc801 \uc694\uccad(RFQ) \uc804\uc5d0 \uc774\ub97c \uba74\ubc00\ud788 \uac80\ud1a0\ud560 \uac00\uce58\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub3c4\ub9e4\/\ud2b8\ub808\uc774\ub529 (MOQ 50\u2013200 kg):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc7ac\uace0 \ubcf4\uc720 \uc2dc \ube60\ub978 \ubc30\uc1a1 \uac00\ub2a5: \ud1b5\uc0c1 7\u201315\uc77c<\/li>\n\n\n\n<li>\uac00\uaca9 \ubc94\uc704: Gr2 \uc2a4\ud2b8\ub808\uc774\ud2b8 \ud29c\ube0c(\uc678\uacbd 19.05\u201325.4mm, \ub450\uaed8 0.7\u20131.0mm) \uae30\uc900 \ubbf8\ud130\ub2f9 $15\u2013$40<\/li>\n\n\n\n<li>\ub9de\ucda4 \uc81c\uc791\uc758 \uc81c\ud55c(\ubcbd \ub450\uaed8, \uae38\uc774, \ud2b9\uc218 \uacf5\ucc28 \ub4f1)<\/li>\n\n\n\n<li>CMTR \uc81c\uacf5 \uac00\ub2a5\ud558\ub098 \uc81c\uac15\uc0ac \uc218\uc900\uc758 \ud788\ud2b8 \ucd94\uc801\uc131(heat traceability)\uc740 \ud3ec\ud568\ub418\uc9c0 \uc54a\uc744 \uc218 \uc788\uc74c<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc81c\uac15\uc0ac \uc9c1\uac70\ub798 (\ucd5c\uc18c \uc8fc\ubb38 \uc218\ub7c9 200\u2013500kg \ub610\ub294 100\u2013200m):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ub9ac\ub4dc \ud0c0\uc784: \uc9c1\uad00 3~6\uc8fc, U-\ubca4\ub4dc \uad00 5~8\uc8fc<\/li>\n\n\n\n<li>\uac00\uaca9 \ubc94\uc704: Gr2 \ub3d9\uae09 \uc0ac\uc591 \ub300\ub7c9 \uad6c\ub9e4 \uc2dc \ubbf8\ud130\ub2f9 $10\u2013$22<\/li>\n\n\n\n<li>VAR \uc6a9\ud574\ubd80\ud130 \ud29c\ube0c \uc644\uc81c\ud488\uae4c\uc9c0\uc758 \uc804\uccb4 \ubb38\uc11c \uc774\ub825 \uad00\ub9ac<\/li>\n\n\n\n<li>\ub9de\ucda4\ud615 \uc678\uacbd(OD), \ub450\uaed8, \ub9c8\uac10 \ubc0f \ubca4\ub529 \uc791\uc5c5 \uac00\ub2a5<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc815\uae30 \ubcf4\uc218 \uae30\uac04 \ub0b4 \ud29c\ube0c \ubc88\ub4e4 \uad50\uccb4\uc758 \uacbd\uc6b0, \ub9ac\ub4dc \ud0c0\uc784\uc5d0 \ub530\ub77c \uc870\ub2ec \uacbd\ub85c\uac00 \uacb0\uc815\ub429\ub2c8\ub2e4. \uc720\uc9c0\ubcf4\uc218 \uc77c\uc815\uc774 3\uc8fc \uc55e\uc73c\ub85c \ub2e4\uac00\uc654\ub2e4\uba74 \ub3c4\ub9e4 \uc7ac\uace0 \ud655\ubcf4\uac00 \uc720\uc77c\ud55c \uc120\ud0dd\uc9c0\uc785\ub2c8\ub2e4. \ubc18\uba74 2~3\uac1c\uc6d4 \uc804\ubd80\ud130 \uacc4\ud68d \uc911\uc774\ub77c\uba74 \uc81c\uac15\uc0ac \uc9c1\uac70\ub798\ub97c \ud1b5\ud574 \ub354 \ub098\uc740 \ud488\uc9c8 \ubb38\uc11c \ud655\ubcf4\uc640 \ub300\ub7c9 \uad6c\ub9e4\uc5d0 \ub530\ub978 \ube44\uc6a9 \uc808\uac10\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ub9e4\uce6d: \uc0b0\uc5c5\ubcc4 \uc801\ud569\ud55c \ud2f0\ud0c0\ub284 \ub4f1\uae09\uc740?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub798\uc758 \uc0b0\uc5c5 \uc0ac\ub840 \uc5f0\uad6c\ub294 \ub9c8\ucf00\ud305 \ud64d\ubcf4\uc6a9\uc774 \uc544\ub2cc \uc2e4\uc81c \ubb38\uc11c\ud654\ub41c \uc77c\ubc18\uc801\uc778 \uc2dc\ub098\ub9ac\uc624\ub97c \ubc14\ud0d5\uc73c\ub85c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubc1c\uc804\uc18c \ud45c\uba74 \uc751\ucd95\uae30 (\ud574\uc218 \ub0c9\uac01):<\/strong><br>Grade 2\ub294 \ud45c\uc900\uc801\uc778 \uc120\ud0dd\uc9c0\uc785\ub2c8\ub2e4. \ud2f0\ud0c0\ub284\uc740 1960\ub144\ub300\ubd80\ud130 \ubc1c\uc804\uc18c \ubcf5\uc218\uae30\uc5d0 \uc0ac\uc6a9\ub418\uc5b4 \uc654\uc73c\uba70, \uc2e4\uc9c8\uc801\uc73c\ub85c \ubd80\uc2dd \ud55c\uacc4 \uc81c\ub85c\uc758 \uc124\uacc4 \ucca0\ud559\uc744 \ub530\ub985\ub2c8\ub2e4. \uc774\ub294 \uc0ac\uc6a9 \uc218\uba85 \ub3d9\uc548 \ubcbd \ub450\uaed8\uac00 \ubd80\uc2dd\ub418\uc9c0 \uc54a\uc74c\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \ud669\ub3d9(Admiralty brass) \ud29c\ube0c\uc5d0\uc11c Gr2 \ud2f0\ud0c0\ub284\uc73c\ub85c \uc5c5\uadf8\ub808\uc774\ub4dc\ud55c \ud55c \uc2dc\uc124\uc758 \uae30\ub85d\uc5d0 \ub530\ub974\uba74, \uc7ac\uad50\uccb4 \uc5c6\uc774 \uc11c\ube44\uc2a4 \uc218\uba85\uc774 \uc57d 7\ub144\uc5d0\uc11c 30\ub144 \uc774\uc0c1\uc73c\ub85c \ub298\uc5b4\ub0ac\uc2b5\ub2c8\ub2e4. (\ucd9c\ucc98: Plymouth Tube \ubc0f Tricor Metals \uae30\uc220 \ubb38\ud5cc \ub4f1 \uc5c5\uacc4 \uc804\ubc18\uc758 \ud569\uc758\ub41c \uacac\ud574)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud654\ud559 \uacf5\uc815(\uc5fc\uc18c, \ud45c\ubc31\uc81c, \ud14c\ub808\ud504\ud0c8\uc0b0):<\/strong><br>Grade 2\ub294 \uc2b5\uc724 \uc5fc\uc18c \uac00\uc2a4 \ubc0f \ucc28\uc544\uc5fc\uc18c\uc0b0\uc5fc \uc6a9\uc561\uc744 \ud3ec\ud568\ud55c \uc0b0\ud654\uc131 \ud658\uacbd\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ud658\uc6d0\uc131 \uc0b0(HCl, \ud76c\uc11d\ub41c H\u2082SO\u2084) \ub178\ucd9c \uc2dc\uc5d0\ub294 \ud314\ub77c\ub4d0\uc774 \ucca8\uac00\ub41c Grade 7\uc774 \ud6e8\uc52c \ub6f0\uc5b4\ub09c \ub0b4\uc2dd\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uacf5\uc815 \uacfc\uc815 \uc911 \ud658\uc6d0 \ud658\uacbd\uc73c\ub85c\uc758 \uc804\ud658 \uac00\ub2a5\uc131\uc774 \ubd88\ud655\uc2e4\ud55c \uacbd\uc6b0, \uc548\uc804\ud55c \uc5c5\uadf8\ub808\uc774\ub4dc \uc0ac\uc591\uc73c\ub85c Grade 7\uc774 \uc9c0\uc815\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub2f4\uc218\ud654 \ubc0f \ud574\uc591 \ubd84\uc57c:<\/strong><br>Grade 2\ub294 \uc57d 80\u00b0C \uc774\ud558\uc758 \uc628\ub3c4\uc5d0\uc11c \ud574\uc218 \ubd80\uc2dd\uc5d0 \ub300\ud574 \ub0b4\uc131\uc744 \uac00\uc9d1\ub2c8\ub2e4. \ud558\uc9c0\ub9cc 80\u00b0C \uc774\uc0c1\uc758 \uace0\ub18d\ub3c4 \uc5fc\ud654\ubb3c \ud658\uacbd\uc5d0\uc11c\ub294 \ud2c8\uc0c8 \ubd80\uc2dd(crevice corrosion) \uc704\ud5d8\uc774 \uc99d\uac00\ud558\uba70, \uc774\ub294 \ub3d9\ub8cc \uc2ec\uc0ac\ub97c \uac70\uce5c \ubd80\uc2dd \uc5f0\uad6c(Romanovski et al., 2021, ScienceDirect)\uc5d0 \uae30\ub85d\ub41c Gr2\uc758 \ud55c\uacc4\uc810\uc785\ub2c8\ub2e4. \uace0\uc628 \ud574\uc591 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0, Gr2\uac00 \ubcf4\uc7a5\ud560 \uc218 \uc5c6\ub294 \ud2c8\uc0c8 \ubd80\uc2dd \ubc29\uc9c0 \uae30\ub2a5\uc744 Grade 12\uac00 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc81c\uc57d \ubc0f \uc2dd\ud488 \uac00\uacf5:<\/strong><br>Grade 2\ub294 FDA \uc2b9\uc778\uc774 \uac00\ub2a5\ud558\uba70 \ub300\ubd80\ubd84\uc758 CIP(\uc81c\uc790\ub9ac \uc138\uc815) \uc6a9\uc561\uc5d0 \ub300\ud574 \ubd88\ud65c\uc131\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4. \ubbf8\uc0dd\ubb3c \ubd80\uc2dd(MIC)\uc5d0 \ub300\ud55c \ub0b4\uc131 \ub355\ubd84\uc5d0 \ubc14\uc774\uc624 \ud544\ub984 \ud615\uc131 \uc704\ud5d8\uc774 \uc788\ub294 \uacf3\uc5d0\uc11c \uc120\ud638\ub418\ub294 \uc18c\uc7ac\uc785\ub2c8\ub2e4. \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc5d0\uc11c MIC\ub97c \uc77c\uc73c\ud0a4\ub294 \ubc15\ud14c\ub9ac\uc544\ub294 \ubd80\ub3d9\ud0dc \ud2f0\ud0c0\ub284 \uc0b0\ud654\ubb3c\uc744 \ubd80\uc2dd\uc2dc\ud0ac \uae30\uc81c\uac00 \uc5c6\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc798\ubabb\ub41c \uc120\ud0dd\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \uc2e4\uc9c8\uc801 \ube44\uc6a9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5f4\uad50\ud658\uae30 \ud29c\ube0c \ubc88\ub4e4\uc758 \uacb0\ud568\uc740 \ub2e8\uc21c\ud788 \uc790\uc7ac \ube44\uc6a9\ub9cc\uc758 \ubb38\uc81c\uac00 \uc544\ub2d9\ub2c8\ub2e4. \uc9c4\uc9dc \uc228\uaca8\uc9c4 \ube44\uc6a9\uc740 \uc0dd\uc0b0 \uc911\ub2e8, \ube44\uc0c1 \ubcf4\uc218 \uc778\ub825 \ud22c\uc785, \uad50\uccb4\uc6a9 \ud29c\ube0c\uc758 \uae34\uae09 \uc6b4\uc1a1 \ub4f1 \uc608\uc0c1\uce58 \ubabb\ud55c \uac00\ub3d9 \uc911\ub2e8(Downtime)\uc5d0\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc911\ud615 \ud654\ud559 \uacf5\uc7a5\uc758 \uacbd\uc6b0, \uacf5\uc815\uc758 \uc911\uc694\ub3c4\uc5d0 \ub530\ub77c \uc5f4\uad50\ud658\uae30 \uac00\ub3d9 \uc911\ub2e8 \uc0ac\uace0 \ud55c \uac74\ub2f9 \ubbf8\ud654 10\ub9cc \ub2ec\ub7ec\uc5d0\uc11c 100\ub9cc \ub2ec\ub7ec\uc5d0 \ub2ec\ud558\ub294 \uc190\uc2e4\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM B338 \uc900\uc218 \uc5ec\ubd80\ub97c \ud655\uc778\ud558\uace0, \ud788\ud2b8(Heat) \ub2e8\uc704\uc758 CMTR \ubb38\uc11c\ub97c \uc694\uad6c\ud558\uba70, \ube44\ud30c\uad34 \uac80\uc0ac(NDT) \uc5ed\ub7c9\uc744 \uae30\uc900\uc73c\ub85c \uacf5\uae09\uc5c5\uccb4\ub97c \uc120\uc815\ud558\ub294 \uc870\ub2ec \uacb0\uc815\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc804\uccb4 \uc790\uc7ac \ube44\uc6a9\uc758 2% \ubbf8\ub9cc\uc744 \ucc28\uc9c0\ud560 \ubfd0\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc774\ub7ec\ud55c \uacb0\uc815\uc740 \ucd08\uae30 \ube44\uc6a9\uc758 50\ubc30\uc5d0 \ub2ec\ud558\ub294 \uc190\uc2e4\uc744 \ucd08\ub798\ud560 \uc218 \uc788\ub294 \uc7a0\uc7ac\uc801 \ub9ac\uc2a4\ud06c\ub97c \uc0ac\uc804\uc5d0 \ucc28\ub2e8\ud574 \uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2f9\uc0ac\uac00 \uc9c1\uc120\ud615 \uc751\ucd95\uae30 \ud29c\ube0c\ub4e0 2\ub4f1\uae09(Grade 2) U-\ubca4\ub4dc(U-bend)\ub4e0 \uc0c8\ub85c\uc6b4 \ud2f0\ud0c0\ub284 \ud29c\ube0c \uacf5\uae09\uc5c5\uccb4\ub97c \ud3c9\uac00\ud560 \ub54c, \uac00\uaca9 \ud611\uc0c1\uc5d0 \uc55e\uc11c \uac00\uc7a5 \uba3c\uc800 \uac70\ub974\ub294 \uae30\uc900\uc740 \ubc14\ub85c \ubb38\uc11c \ud328\ud0a4\uc9c0\uc785\ub2c8\ub2e4. Type 3.1 \uc778\uc99d\uc11c\ub098 \uc5f4 \ucd94\uc801\uc131(Heat Traceability) \uc81c\uacf5\uc744 \uaebc\ub9ac\ub294 \uacf5\uae09\uc5c5\uccb4\uc758 \uc790\uc7ac\ub294 \uc555\ub825 \uacbd\uacc4(Pressure Boundary) \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uacb0\ucf54 \uc2e0\ub8b0\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ASTM B338\uacfc ASME SB-338\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong><br>ASTM B338\uc740 \uc5f4\uad50\ud658\uae30 \ubc0f \uc751\ucd95\uae30\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud2f0\ud0c0\ub284 \ud29c\ube0c\uc5d0 \ub300\ud574 ASTM International\uc774 \ubc1c\ud45c\ud55c \uc7ac\ub8cc \uc0ac\uc591\uc785\ub2c8\ub2e4. ASME SB-338\uc740 ASME \ubcf4\uc77c\ub7ec \ubc0f \uc555\ub825 \uc6a9\uae30 \uaddc\uc815(ASME Boiler and Pressure Vessel Code)\uc5d0 \ub530\ub77c \uc555\ub825 \uc6a9\uae30 \ubc0f \ubc30\uad00 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ud2b9\ubcc4\ud788 \uc0ac\uc6a9\ud558\uae30 \uc704\ud574 ASME\uac00 \ucc44\ud0dd\ud55c \ub3d9\uc77c \uc0ac\uc591\uc758 \ubc84\uc804\uc785\ub2c8\ub2e4. \uae30\uc220\uc801 \uc694\uad6c \uc0ac\ud56d\uc740 \ub3d9\uc77c\ud558\uba70 \ucc28\uc774\uc810\uc740 \uad00\ud560 \uae30\uc900\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. ASME \uaddc\uc815\uc5d0 \ub530\ub77c \uc124\uacc4\ub41c \ubbf8\uad6d \uacf5\uc7a5\ub4e4\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc7ac\ub8cc \uc2dc\ud5d8 \ubcf4\uace0\uc11c(CMTR)\uc5d0 SB-338\uc744 \uba85\uc2dc\ud560 \uac83\uc744 \uc694\uad6c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc65c 2\ub4f1\uae09 \ud2f0\ud0c0\ub284(Grade 2 titanium)\uc774 \uc5f4\uad50\ud658\uae30 \ud29c\ube0c\ub85c \uac00\uc7a5 \ub9ce\uc774 \uc120\ud0dd\ub418\ub098\uc694?<\/strong><br>Grade 2 (UNS R50400)\ub294 \uc0b0\uc5c5\uc6a9 \uc21c\uc218 \ud2f0\ud0c0\ub284\uc785\ub2c8\ub2e4. \uc774 \ub4f1\uae09\uc740 \uc77c\ubc18\uc801\uc778 \uc0b0\uc5c5 \ud604\uc7a5\uc5d0 \ud544\uc694\ud55c \uc2e4\uc9c8\uc801\uc73c\ub85c \uac00\uc7a5 \ub192\uc740 \ub0b4\uc2dd\uc131\uacfc \uc6b0\uc218\ud55c \uae30\uacc4\uc801 \ud2b9\uc131(\ud56d\ubcf5 \uac15\ub3c4 345 MPa, \uc5f0\uc2e0\uc728 20% \uc774\uc0c1)\uc744 \uacb0\ud569\ud558\uace0 \uc788\uc73c\uba70, \ub6f0\uc5b4\ub09c \uc6a9\uc811\uc131\uacfc \ud2f0\ud0c0\ub284 \ub4f1\uae09 \uc911 \ucd5c\uace0\uc758 \uac00\uc131\ube44\ub97c \uc790\ub791\ud569\ub2c8\ub2e4. \ud574\uc218 \ub0c9\uac01, \uc99d\uae30 \uac00\uc5f4, 80\u00b0C \uc774\ud558\uc758 \ud654\ud559\uc801 \uacf5\uc815 \ub4f1 \ub300\ubd80\ubd84\uc758 \uc5f4\uad50\ud658\uae30 \uc6a9\ub3c4\uc5d0\ub294 Gr2\uac00 \uac00\uc7a5 \uc801\ud569\ud55c \uc0ac\uc591\uc785\ub2c8\ub2e4. Gr7\uc774\ub098 Gr12\uc640 \uac19\uc740 \uace0\ub4f1\uae09 \uc81c\ud488\uc740 \ub354 \ub192\uc740 \ube44\uc6a9\uc73c\ub85c \ud2b9\uc815 \ud654\ud559 \ud658\uacbd\uc5d0 \ud2b9\ud654\ub41c \ub0b4\uc2dd\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud2f0\ud0c0\ub284 \ud29c\ube0c\uac00 \uc800\uac00\ud615 \ud2f0\ud0c0\ub284\uc774\ub098 \ub300\uccb4\ud488\uc774 \uc544\ub2cc \uc2e4\uc81c ASTM B338 Grade 2\uc778\uc9c0 \uc5b4\ub5bb\uac8c \ud655\uc778\ud560 \uc218 \uc788\ub098\uc694?<\/strong><br>VAR(\uc9c4\uacf5 \uc544\ud06c \uc7ac\uc6a9\ud574) \uc6a9\ud574\ub85c \uae30\ub85d\uae4c\uc9c0 \ucd94\uc801\uc774 \uac00\ub2a5\ud55c \ud788\ud2b8 \ubc88\ud638(Heat Number)\uac00 \ud3ec\ud568\ub41c \uacf5\uc778 \uc7ac\ub8cc \uc2dc\ud5d8 \ubcf4\uace0\uc11c(CMTR)\ub97c \uc694\uccad\ud558\uc2ed\uc2dc\uc624. CMTR \uc0c1\uc758 \ud654\ud559 \uc131\ubd84\uc740 Grade 2\uc5d0 \ub300\ud55c B338 Table 1\uc758 \ud5c8\uc6a9 \ubc94\uc704\uc778 \uc9c8\uc18c(N) \ucd5c\ub300 0.03%, \ud0c4\uc18c(C) \ucd5c\ub300 0.10%, \uc218\uc18c(H) \ucd5c\ub300 0.015%, \ucca0(Fe) \ucd5c\ub300 0.30%, \uc0b0\uc18c(O) \ucd5c\ub300 0.25% \ubc0f \uc794\ubd80 \ud2f0\ud0c0\ub284(Ti)\uc744 \ucda9\uc871\ud574\uc57c \ud569\ub2c8\ub2e4. \ud575\uc2ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0, \uc120\uc801 \uc804 \uacf5\uc7a5\uc5d0\uc11c SGS, Bureau Veritas \ub610\ub294 \uadf8\uc5d0 \uc900\ud558\ub294 \uc804\ubb38 \uae30\uad00\uc744 \ud1b5\ud55c \uc81c3\uc790 \uac80\uc99d \ube44\uc6a9\uc744 \uc608\uc0b0\uc5d0 \ubc18\uc601\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Grade 2 \ud2f0\ud0c0\ub284 U-bend \ud29c\ube0c \uacf5\uae09\uc5c5\uccb4\uac00 \uac16\ucd94\uc5b4\uc57c \ud560 \uc778\uc99d\uc5d0\ub294 \uc5b4\ub5a4 \uac83\ub4e4\uc774 \uc788\ub098\uc694?<\/strong><br>\ucd5c\uc18c \uc694\uad6c \uc0ac\ud56d: ISO 9001 \ud488\uc9c8 \uad00\ub9ac \ubc0f EN 10204 Type 3.1 \uac80\uc0ac \uc99d\uba85\uc11c. \ub354 \ud3ed\ub113\uc740 \uac80\uc99d\uc774 \ud544\uc694\ud55c \uacf5\uae09\ub9dd\uc758 \uacbd\uc6b0: AS9100(\ud56d\uacf5\uc6b0\uc8fc \ud488\uc9c8), ISO 13485(\uc758\ub8cc\uae30\uae30 \ud488\uc9c8) \ubc0f \uc720\ub7fd \uc5f0\ud569(EU) \uc218\uc785\uc744 \uc704\ud55c REACH \uc900\uc218\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ud2b9\ud788 AS9100 \uc778\uc99d\uc758 \uc874\uc7ac\ub294 \ud574\ub2f9 \uacf5\uae09\uc5c5\uccb4\uc758 \ud488\uc9c8 \uc2dc\uc2a4\ud15c\uc774 \uc5c4\uaca9\ud55c \ucd94\uc801\uc131 \ubc0f \uacf5\uc815 \uc81c\uc5b4 \uc694\uac74\uc5d0 \ub530\ub77c \uc2ec\uc0ac\ub97c \ubc1b\uc558\uc74c\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Grade 2 \ud2f0\ud0c0\ub284 U-bend \ud29c\ube0c\uc758 \uc608\uc0c1 \ub9ac\ub4dc \ud0c0\uc784\uc740 \uc5b4\ub290 \uc815\ub3c4\uc778\uac00\uc694?<\/strong><br>\uc911\uad6d \ub0b4 \uacf5\uc7a5 \uc9c1\uac70\ub798\uc758 \uacbd\uc6b0, U-\ubca4\ub4dc \ud29c\ube0c\uc758 \ud45c\uc900 \ub9ac\ub4dc \ud0c0\uc784\uc740 5~8\uc8fc\uac00 \uc18c\uc694\ub429\ub2c8\ub2e4(\uad7d\ud798, \uc5b4\ub2d0\ub9c1 \ubc0f \uce58\uc218 \uac80\uc0ac \uacf5\uc815\uc73c\ub85c \uc778\ud574 \uc9c1\uc120 \ud29c\ube0c\ubcf4\ub2e4 \uc57d\uac04 \ub354 \uae41\ub2c8\ub2e4). \ud504\ub85c\uc81d\ud2b8 \uc77c\uc815\uc774 4\uc8fc \ubbf8\ub9cc\uc778 \uacbd\uc6b0, \uacf5\uae09\uc5c5\uccb4\uac00 \uadc0\ud558\uac00 \ud544\uc694\ub85c \ud558\ub294 \uaddc\uaca9\uc758 U-\ubca4\ub4dc \uc644\uc81c\ud488 \uc7ac\uace0\ub97c \ubcf4\uc720\ud558\uace0 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uc77c\ubd80 \uc720\ud1b5\uc5c5\uccb4\uc640 \ubb34\uc5ed \ud68c\uc0ac\ub294 \uc77c\ubc18\uc801\uc778 \ubc1c\uc804\uc18c \uc751\ucd95\uae30 \ud06c\uae30\uc5d0 \ub9de\ucdb0 \ud45c\uc900 U-\ubca4\ub4dc \uc7ac\uace0\ub97c \uc0c1\uc2dc \uc720\uc9c0\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud2f0\ud0c0\ub284\uc758 \uae34 \uc218\uba85. \uadf8 \uacb0\uacfc\uc5d0 \ub3c4\ub2ec\ud558\uae30 \uc704\ud55c \uad6c\ub9e4 \uc758\uc0ac\uacb0\uc815\uc740 \uc81c\ud488 \uc778\ub3c4 \uc804\ubd80\ud130 \uc774\ubbf8 \uc2dc\uc791\ub429\ub2c8\ub2e4.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM B338 \ud45c\uc900\uc744 \uc900\uc218\ud558\ub294 \ud2f0\ud0c0\ub284 2\ub4f1\uae09(Grade 2) \uc5f4\uad50\ud658\uae30 \ud29c\ube0c\ub294 \uc218\uc2ed \ub144\uc5d0 \ub2ec\ud558\ub294 \uc218\uba85\uc744 \ubcf4\uc7a5\ud558\uc9c0\ub9cc, \uc774\ub294 \uc624\uc9c1 \ubb38\uc11c\ud654, \ub4f1\uae09 \uc120\ud0dd \ubc0f \uacf5\uae09\uc5c5\uccb4 \uc790\uaca9 \uac80\uc99d\uc774 \uc62c\ubc14\ub974\uac8c \uc774\ub8e8\uc5b4\uc84c\uc744 \ub54c\ub9cc \uac00\ub2a5\ud55c \uc774\uc57c\uae30\uc785\ub2c8\ub2e4. \uae08\uc18d\ud559\uc801 \ud2b9\uc131\uc740 \ub9e4\uc6b0 \uc6b0\uc218\ud558\uba70 \ud45c\uc900 \ub610\ud55c \uba85\ud655\ud558\uac8c \uc815\uc758\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uc870\ub2ec \uc2e4\ud328 \uc6d0\uc778\uc740 \uc81c\uc870 \uacf5\uc7a5\uacfc \ud604\uc7a5 \uc0ac\uc774\uc758 \uac80\uc99d \uccb4\uacc4 \uacf5\ubc31\uc5d0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 \uc6a9\ub3c4\ub77c\uba74 2\ub4f1\uae09\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624. \ud658\uc6d0\uc131 \uc0b0\uc131 \ud658\uacbd\uc5d0\uc11c\ub294 7\ub4f1\uae09\uc73c\ub85c, \uace0\uc628\uc758 \ud2c8\uc0c8 \ubd80\uc2dd \uc704\ud5d8\uc774 \uc788\ub294 \uacbd\uc6b0\uc5d0\ub294 12\ub4f1\uae09\uc73c\ub85c \uc5c5\uadf8\ub808\uc774\ub4dc\ud574\uc57c \ud569\ub2c8\ub2e4. \uae30\uc874 \uac70\ub798\ucc98\ub97c \ud3ec\ud568\ud55c \ubaa8\ub4e0 \uacf5\uae09\uc5c5\uccb4\uc5d0 \uc5f4 \ucd94\uc801\uc774 \uac00\ub2a5\ud55c CMTR(\uc7ac\ub8cc \uc2dc\ud5d8 \uc131\uc801\uc11c)\uacfc NDT(\ube44\ud30c\uad34 \uac80\uc0ac) \uae30\ub85d\uc744 \uc694\uad6c\ud558\uc2ed\uc2dc\uc624. \ub9cc\uc57d \uc911\uad6d\uc5d0\uc11c \uc790\uc7ac\ub97c \uc870\ub2ec\ud55c\ub2e4\uba74, <a href=\"https:\/\/hontitan.com\/ko\/\"><strong>HonTitan<\/strong> <\/a>\uc640 \uac19\uc740 \uacf5\uae09\uc5c5\uccb4\ub294 \ubc14\uc624\uc9c0(Baoji) \uae30\ubc18\uc758 \uc81c\uc870 \uc5ed\ub7c9\uacfc \uad6d\uc81c \uc778\uc99d \uccb4\uacc4\ub97c \uacb0\ud569\ud558\uc5ec, \ubb38\uc11c \uc900\uc218 \uc5ec\ubd80\uac00 \ud611\uc0c1\uc758 \ub300\uc0c1\uc774 \uc544\ub2cc \ub2f9\uc5f0\ud55c \uc808\ucc28\uac00 \ub418\ub3c4\ub85d \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">20\ub144 \uc218\uba85\uc758 \ud29c\ube0c \ubc88\ub4e4\uc740 \ucda9\ubd84\ud788 \uc2e4\ud604 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uadf8 \uc2dc\uc791\uc740 \uacac\uc801 \uc694\uccad\uc11c(RFQ)\ubd80\ud130\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Sourcing titanium heat exchanger tubes \u2014 especially Grade 2 U-bend or straight condenser tubes \u2014 requires more than finding the lowest price per meter. This guide covers grade selection (Gr2 vs Gr7 vs Gr12), ASTM B338 compliance, U-bend procurement specifics, and the supplier qualification steps that separate a 20-year tube bundle from one that fails [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4627","post","type-post","status-publish","format-standard","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/posts\/4627","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/comments?post=4627"}],"version-history":[{"count":1,"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/posts\/4627\/revisions"}],"predecessor-version":[{"id":4631,"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/posts\/4627\/revisions\/4631"}],"wp:attachment":[{"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/media?parent=4627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/categories?post=4627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hontitan.com\/ko\/wp-json\/wp\/v2\/tags?post=4627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}