{"id":3810,"date":"2021-03-23T08:45:13","date_gmt":"2021-03-23T08:45:13","guid":{"rendered":"https:\/\/www.wldsteel.com\/?p=3810"},"modified":"2021-03-23T08:50:56","modified_gmt":"2021-03-23T08:50:56","slug":"ssc-vs-hic-tests","status":"publish","type":"post","link":"https:\/\/www.wldsteel.com\/ko\/ssc-vs-hic-tests\/","title":{"rendered":"SSC VS HIC \ud14c\uc2a4\ud2b8"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\ud669\ud654\ubb3c \uc751\ub825 \uade0\uc5f4(SSC)\uc740 \uc218\uc18c \ucde8\uc131 \uade0\uc5f4\uc758 \ud55c \ud615\ud0dc\uc785\ub2c8\ub2e4. \ud669\ud654\ubb3c \uc751\ub825 \uade0\uc5f4\uc740 \uc800\ud569\uae08\uc5d0\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. <a href=\"https:\/\/www.wldsteel.com\/ko\/%ec%a0%9c%ed%92%88-%ec%b9%b4%ed%85%8c%ea%b3%a0%eb%a6%ac\/line-pipe\/\">\uac15\ucca0 \ud30c\uc774\ud504 \ub77c\uc778<\/a>\uac15\ucca0\uc758 \uc870\uc131, \ubbf8\uc138 \uad6c\uc870, \uac15\ub3c4, \uc794\ub958 \uc751\ub825 \ubc0f \uc678\ubd80 \uc751\ub825\uc5d0 \ub530\ub77c \uc0b0\uc131 \ud658\uacbd \ubc0f 82\u00b0C(180\u00b0F) \uc774\ud558\uc758 \uc628\ub3c4\uc5d0\uc11c \uc778\uc7a5 \uc751\ub825\uc744 \ubc1b\ub294 \uace0\uac15\ub3c4 \uac15\ucca0, \uc6a9\uc811 \uc811\ud569\ubd80 \ubc0f \uc6a9\uc811 \uc5f4 \uc601\ud5a5 \uad6c\uc5ed(HAZ)\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac15\ud310 \uc0d8\ud50c\uc744 H2S\ub97c \ud568\uc720\ud55c \uc0b0\uc131 \uc218\uc6a9\uc561\uc5d0 \ub2f4\uadf8\uace0 \uc801\uc808\ud55c \uc99d\ubd84 \ud558\uc911\uc744 \uc801\uc6a9\ud558\uc5ec SSCC \ubc29\uc9c0 \uc131\ub2a5 \ub370\uc774\ud130\ub97c \uc5bb\uc5c8\uc2b5\ub2c8\ub2e4. \ud45c\uc900 NACE TM0177-2016\uc5d0 \ub530\ub974\uba74 \ud2b9\uc815 \uc694\uad6c \uc0ac\ud56d\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. \ub2e8\uc870 \uac15\ud310 \uc0d8\ud50c \u03c3b \ub610\ub294 Hb \uadf8\ub8f9\uc744 \uac00\uc7a5 \ub192\uac8c \uac00\uc838\uc640 \ud669\ud654\ubb3c \uc751\ub825 \uade0\uc5f4 \ubc29\uc9c0 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\uace0 \uc751\ub825 \u03c3Th \u2265247MPa\uac00 \uc790\uaca9\uc744 \uac16\ucd94\ub3c4\ub85d\ud569\ub2c8\ub2e4. \ud669\ud654\ubb3c \uc751\ub825 \uade0\uc5f4 \ud14c\uc2a4\ud2b8\ub97c \uc704\ud574 \ud074\ub798\uc2a4 A, B \ubc0f D \uc6a9\uc811 \uc870\uc778\ud2b8 \uc0d8\ud50c \uadf8\ub8f9\uc744 \ucc44\ucde8\ud588\uc73c\uba70 \uc751\ub825 \u03c3Th \u2265247MPa\ub294 \uc801\uaca9 \ud55c \uac83\uc73c\ub85c \uac04\uc8fc\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\uc18c \uc720\ub3c4 \uade0\uc5f4(HIC)\uc740 \uc678\ubd80 \uc751\ub825\uc774\ub098 \uc794\ub958 \uc751\ub825\uacfc \uba85\ubc31\ud55c \uc0c1\ud638 \uc791\uc6a9\uc774 \uc5c6\ub294 \ud3c9\ud589 \uc218\uc18c \uce35 \uade0\uc5f4\uc758 \uc0c1\ud638 \uc5f0\uacb0\uc5d0 \uc758\ud574 \ud615\uc131\ub41c \uacc4\ub2e8\uc2dd \ud2b9\uc131\uc744 \uac00\uc9c4 \uc77c\uc885\uc758 \ub0b4\ubd80 \uade0\uc5f4\uc785\ub2c8\ub2e4. \ubc84\ube14 \ub9c1 \ubd80\ubd84\uc5d0\uc11c \uc218\uc18c \uade0\uc5f4\uc740 \ub0b4\ubd80 \uc218\uc18c \ucd95\uc801\uc5d0 \uc758\ud574 \uc0dd\uc131 \ub41c \uc751\ub825\uc5d0 \uc758\ud574 \uc545\ud654\ub429\ub2c8\ub2e4. HIC\ub294 \uac15\ucca0\uc758 \uccad\uacb0\ub3c4\ubfd0\ub9cc \uc544\ub2c8\ub77c \uac15\ucca0\uc758 \uc81c\uc870 \ubc29\ubc95, \ubd88\uc21c\ubb3c\uc758 \uc874\uc7ac \ubc0f \ubaa8\uc591\uacfc \ubc00\uc811\ud55c \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HIC\ub294 \uac15\ud310\uc758 \uc555\uc5f0 \ubc29\ud5a5\uacfc \ud3c9\ud589\ud558\uac8c \ubc1c\uc0dd\ud558\ub294 \uc587\uace0 \uc774\uc9c8\uc801\uc778 \ud669\ud654\ubb3c \ub610\ub294 \uc0b0\ud654\ubb3c \ub0b4\ud3ec\ubb3c\uc5d0\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub0b4\ud3ec\ubb3c\uc740 \ubbf8\uc138\ud55c \uc218\uc18c \uae30\ud3ec\ub97c \ud615\uc131\ud558\ub294 \ubd80\uc704\ub97c \ud615\uc131\ud558\uace0 \uacb0\uad6d \uacc4\ub2e8\uc2dd \ud30c\ub2e8\uc744 \ud1b5\ud574 \ud568\uaed8 \uc131\uc7a5\ud569\ub2c8\ub2e4. HIC\ub294 \uc751\ub825\uc5d0 \uc758\uc874\uc801\uc774\uc9c0 \uc54a\uace0 \uacbd\ud654\ub41c \ubbf8\uc138 \uad6c\uc870\uc5d0\uc11c\ub294 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac\ub294 \uc758\ubbf8\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. \uc218\uc18c \uade0\uc5f4\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc740 \ubbf8\ub7c9 \uc6d0\uc18c \ud669\uc744 \uc81c\ud55c\ud558\uace0 \uac15\ucca0\uc758 \uc81c\uc870 \ubcc0\uc218\ub97c \uc81c\uc5b4\ud574\uc57c\ub9cc \ub2ec\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSC \ubc0f HIC \ud14c\uc2a4\ud2b8\ub294 \ubbf8\uad6d \ubd80\uc2dd \uae30\uc220\uc790 \ud611\ud68c\uc5d0\uc11c \uad8c\uc7a5\ud558\ub294 NACE \uad6d\uc81c \ud14c\uc2a4\ud2b8 \ud45c\uc900\uc744 \uae30\ubc18\uc73c\ub85c\ud569\ub2c8\ub2e4. SSC \uc2dc\ud5d8\uc5d0\ub294 \uc8fc\ub85c NACE TM0177\uc5d0 \ub530\ub77c \uc815\ud558\uc911 \uc751\ub825 \ubd80\uc2dd \uc2dc\ud5d8\uacfc 3\uc810 \uad7d\ud798 \uc2dc\ud5d8\uc774 \uc8fc\ub85c \uc0ac\uc6a9\ub418\uc5c8\uc73c\uba70, HIC \uc2dc\ud5d8\uc5d0\ub294 \uc8fc\ub85c NACE TM0284\uac00 \uc0ac\uc6a9\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ud0c4\uc131 \uc124\uacc4 \uae30\uc900\uc758 \uc124\uacc4 \ubc0f \uc81c\uc870\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc7ac\ub8cc\ub294 \uc751\ub825 \ubd80\uc2dd\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \ud658\uacbd \uc870\uac74\uc774 \uc9c0\uc815\ub41c ISO 15156-2 \ubc0f ISO15156-3 \ub610\ub294 NACE_MR0175 \ud45c\uc900\uc5d0\uc11c \uc774\ubbf8 \uc778\uc99d\ub41c \uc7ac\ub8cc \uc911\uc5d0\uc11c \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc7ac\ub8cc\ub294 \uc774 \uc81c\ud55c\uc744 \ucda9\uc871\ud558\ub294 \uacbd\uc6b0\uc5d0\ub9cc \uc120\ud0dd\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud0c4\uc18c\uac15\uc5d0 \ub300\ud55c SSC \ubc0f HIC \ud14c\uc2a4\ud2b8 \uba74\uc81c \uc870\uac74, <a href=\"https:\/\/www.wldsteel.com\/ko\/%ec%a0%9c%ed%92%88-%ec%b9%b4%ed%85%8c%ea%b3%a0%eb%a6%ac\/line-pipe\/\">\uc800\ud569\uae08\uac15<\/a> \ubc0f \uc8fc\ucca0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. \uc790\ub8cc\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc870\uac74\uc73c\ub85c \uc81c\uacf5\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5f4\uac04 \uc555\uc5f0(\ud0c4\uc18c\uac15\ub9cc \ud574\ub2f9)\/\uc5b4\ub2d0\ub9c1\/\uc815\uc0c1\ud654\/\uc815\uc0c1\ud654 + \ud15c\ud37c\ub9c1\/\uc815\uc0c1\ud654, \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654, \ub2f4\uae08\uc9c8 + \ud15c\ud37c\ub9c1\/\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654, \ub2f4\uae08\uc9c8 + \ud15c\ud37c\ub9c1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. \uc7ac\ub8cc \uacbd\ub3c4\ub294 22HRC \uc774\ud558\uc774\uace0 \ub2c8\ucf08 \ud568\ub7c9\uc740 1.0% \ubbf8\ub9cc\uc785\ub2c8\ub2e4;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S 0.003% \uc774\ud558, P 0.010% \uc774\ud558;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc6a9\uc811 \ubc0f \uc5f4 \uc601\ud5a5 \uc601\uc5ed\uc758 \uacbd\ub3c4\ub294 22HRC\ub97c \ucd08\uacfc\ud558\uc9c0 \uc54a\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. \uc7ac\ub8cc\uc758 \ud56d\ubcf5 \uac15\ub3c4\ub294 355Mpa \ubbf8\ub9cc\uc774\uace0 \uc778\uc7a5 \uac15\ub3c4\ub294 630Mpa \ubbf8\ub9cc\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. \ud0c4\uc18c \ub4f1\uac00\ubb3c \ud55c\ub3c4:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc800\ud0c4\uc18c\uac15 \ubc0f \ud0c4\uc18c \ub9dd\uac04\uac15: Ce \u22640.43 Ce =C+Mn\/6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc800\ud569\uae08\uac15: Ce \u2264045 Ce =C+Mn\/6+(Cr+Mo+V)\/5+(Ni+Cu)\/15<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8\uc5d0 \ub300\ud55c SSC \ubc0f HIC \ud14c\uc2a4\ud2b8 \uba74\uc81c \uc870\uac74<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>C<\/td><td>Cr<\/td><td>Ni<\/td><td>P<\/td><td>S<\/td><td>Mn<\/td><td>Si<\/td><\/tr><tr><td>\u22640.08<\/td><td>\u226516.00<\/td><td>\u22658.00<\/td><td>\u22640.045<\/td><td>\u22640.04<\/td><td>\u22642.0<\/td><td>\u22642.0<\/td><\/tr><\/tbody><\/table><figcaption>\ud654\ud559 \uc131\ubd84 \uc81c\ud55c<\/figcaption><\/figure>\n\n\n\n<ol class=\"wp-block-list\"><li>\ub2e4\ub978 \uc6d0\uc18c\ub97c \ud3ec\ud568\ud560 \uc218 \uc788\ub294 \ud0c4\uc18c \ud568\ub7c9\uc774 \ub192\uc740 321 \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8\uc758 \ud568\ub7c9\uc740 \ud574\ub2f9 \uae30\uc220 \ubc94\uc704 \ub0b4\uc5d0\uc11c \ud5c8\uc6a9\ub429\ub2c8\ub2e4.<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">2. \uc6a9\uc561 \uc5b4\ub2d0\ub9c1 \ubc0f \ub2f4\uae08\uc9c8 \ub610\ub294 \uc5b4\ub2d0\ub9c1 \uac00\uc5f4 \uc548\uc815\ud654 \uc5f4\ucc98\ub9ac \uc870\uac74\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. \ub0c9\uac04 \uac00\uacf5\uc744 \ud1b5\ud574 \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \uac1c\uc120\ud558\ub294 \uac83\uc740 \ud5c8\uc6a9\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. 4. \uc6d0\ub8cc, \uc6a9\uc811 \ubc0f \uc5f4 \uc601\ud5a5 \uc601\uc5ed\uc758 \uacbd\ub3c4\ub294 22HRC\ub97c \ucd08\uacfc\ud558\uc9c0 \uc54a\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\ud569\uae08 UNS.No<\/td><td>\uc628\ub3c4, \ucd5c\ub300<\/td><td>\uc555\ub825 H\u2082S, kpa(psi)<\/td><td>\uc5fc\ud654\ubb3c \uc774\uc628 \ub18d\ub3c4(mg\/l)<\/td><td>Ph<\/td><td>\ud669\uc0b0\uc5fc \uc800\ud56d\uc131<\/td><\/tr><tr><td>S31600<\/td><td>93(200)<\/td><td>10.2(1.5)<\/td><td>5000<\/td><td>\u22655.0<\/td><td>\uc544\ub2c8\uc694<\/td><\/tr><tr><td>S31603<\/td><td>149(300)<\/td><td>10.2(1.5)<\/td><td>1000<\/td><td>\u22654.0<\/td><td>\uc544\ub2c8\uc694<\/td><\/tr><tr><td>S20910<\/td><td>66(150)<\/td><td>100(15)<\/td><td>\/<\/td><td>\/<\/td><td>\uc544\ub2c8\uc694<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>Sulfide stress cracking (SSC) is a form of hydrogen embrittlement cracking.\u00a0Sulfide stress cracking occurs in low alloy steel pipeline, high-strength steels, weld joints, and welding heat-affected zones (HAZs) subjected to tensile stress in acidic environments and temperatures below 82\u00b0C (180\u00b0F), depending on the composition, microstructure, strength, residual stress, and external stress of the steel. The [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3810","post","type-post","status-publish","format-standard","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SSC vs HIC Tests: Difference Explained | Sour Service Steel | WLD Steel<\/title>\n<meta name=\"description\" content=\"SSC (sulfide stress cracking) vs HIC (hydrogen-induced cracking): the key NACE test differences for sour-service line pipe and casing.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wldsteel.com\/ko\/ssc-vs-hic-tests\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta 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