{"id":819,"date":"2023-12-07T09:18:00","date_gmt":"2023-12-07T09:18:00","guid":{"rendered":"http:\/\/r1208336.website.cjfecrdvo.service.one\/?page_id=819"},"modified":"2025-01-15T06:52:06","modified_gmt":"2025-01-15T06:52:06","slug":"imo-type-a-tank","status":"publish","type":"page","link":"https:\/\/lntabox.cn\/zh\/technology\/lnt-a-box\/imo-type-a-tank\/","title":{"rendered":"IMO A\u578b\u7f50"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"819\" class=\"elementor elementor-819\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6f7a159 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6f7a159\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;,&quot;shape_divider_bottom_negative&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"true\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M500,97C126.7,96.3,0.8,19.8,0,0v100l1000,0V1C1000,19.4,873.3,97.8,500,97z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ad56835\" data-id=\"ad56835\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-36b14fe elementor-widget elementor-widget-heading\" data-id=\"36b14fe\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">IMO Independent Self Supporting Tank Type A<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-62dqd8k elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"62dqd8k\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0814f73\" data-id=\"0814f73\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fde1a1a elementor-widget elementor-widget-text-editor\" data-id=\"fde1a1a\" data-element_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>The International Maritime Organisation\u2019s (IMO) <em>International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk<\/em> (the IGC Code) sets the design basis and criteria for four types of cargo containment systems (tanks) allowed for transportation of liquified gases. These are independent tank types: A, B and C and the integrated tank type called Membrane.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-18ea619 elementor-widget elementor-widget-image\" data-id=\"18ea619\" data-element_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=\"1024\" height=\"199\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/03\/IMO-Tank-Classification-1024x199.jpg\" class=\"attachment-large size-large wp-image-8139\" alt=\"\" srcset=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/03\/IMO-Tank-Classification-1024x199.jpg 1024w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/03\/IMO-Tank-Classification-300x58.jpg 300w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/03\/IMO-Tank-Classification-768x149.jpg 768w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/03\/IMO-Tank-Classification-1536x298.jpg 1536w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/03\/IMO-Tank-Classification-2048x397.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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 class=\"elementor-element elementor-element-4d728a5 elementor-widget__width-auto elementor-widget elementor-widget-text-editor\" data-id=\"4d728a5\" data-element_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>The IGC Code was adopted by resolution MSC. 5(48),and has been mandatory under SOLAS chapter VII since 1 July 1986.<\/p><p>* Can be strengthen to P \u2264 0.7 barG<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-d06db6c e-flex e-con-boxed e-con e-parent\" data-id=\"d06db6c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5dd3db1 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"5dd3db1\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\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\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-aqz38zj elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"aqz38zj\" data-element_type=\"section\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-75109e3\" data-id=\"75109e3\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0806230 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"0806230\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">LNT Marine carries history into the future....<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27a622b elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"27a622b\" data-element_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>The first custom-built LNG carrier, the 27,400m<sup>3<\/sup> \u201cMethane Princess\u201d was a type A containment system according the (later) IGC Code and had independent aluminum cargo tanks. It was developed for Conch International Methane[1] and was owned 100% by Shell. The vessel was built by Vickers Armstrong in the UK in 1964 and served the world\u2019s first commercial LNG trade between Arzew, Algeria and Canvey Island, England. The sister vessel \u201cMethane Progress\u201d was built by Harland and Wolff in 1964. &#8220;Methane Progress was scrapped in 1986, and &#8220;Methane Princess&#8221; in 1997.<\/p><p>In 1969, Esso, with its own type A vessel design, took delivery of the \u201cEsso Brega\u201d and \u201cEsso Liguria\u201d (30,000m<sup>3<\/sup>) from Italian shipyards Italcantieri and Fincantieri. The vessels ended as \u201cLNG Palmaria\u201d and \u201cLNG Elba\u201d, owned by SNAM of Italy and was scrapped in 2012.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7d787e9 elementor-widget elementor-widget-image\" data-id=\"7d787e9\" data-element_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=\"1477\" height=\"287\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Tank-type-overview.png\" class=\"attachment-full size-full wp-image-2939\" alt=\"\" srcset=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Tank-type-overview.png 1477w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Tank-type-overview-300x58.png 300w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Tank-type-overview-1024x199.png 1024w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Tank-type-overview-768x149.png 768w\" sizes=\"(max-width: 1477px) 100vw, 1477px\" \/>\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 class=\"elementor-element elementor-element-5c615e4 elementor-widget__width-auto elementor-widget elementor-widget-image\" data-id=\"5c615e4\" data-element_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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/elementor\/thumbs\/Methane_princess-progress-ships-qyof7yjl1pk0v3rpz5qpnhtfy3rvw0qowm8fex7ece.jpg\" title=\"Methane_princess progress ships\" alt=\"Methane_princess progress ships\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Methane Pioneer and Methane Princess<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca443b7 elementor-widget__width-auto elementor-widget elementor-widget-image\" data-id=\"ca443b7\" data-element_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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/elementor\/thumbs\/LNG-Palmaria-qyoeyz73qp9dx8tef9z1trevlk1mc53105tebqitsu.jpg\" title=\"LNG Palmaria\" alt=\"LNG Palmaria\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">LNG Palmaria<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-afb86ce elementor-widget__width-auto elementor-widget elementor-widget-text-editor\" data-id=\"afb86ce\" data-element_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>The first type A LNG carrier built in 50 years, is the LNT A-BOX carrier \u201cSaga Dawn\u201d which was built and delivered by China Merchant Heavy Industries in December 2019 and has been in commercial operation since early 2020. The vessel is trading in Asia and has now been renamed to \u201cLNG Jia Xing\u201d.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49261fb elementor-widget__width-auto elementor-widget elementor-widget-image\" data-id=\"49261fb\" data-element_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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/elementor\/thumbs\/Saga-Dawn-anchored-qyof24xkpnl2y286z54wpgpnh6h17imjrsr5e7u6vy.jpg\" title=\"Saga Dawn anchored\" alt=\"Saga Dawn anchored\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Saga Dawn<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35c2696 elementor-widget__width-auto elementor-widget elementor-widget-image\" data-id=\"35c2696\" data-element_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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"386\" height=\"227\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/02\/JIAXING-2.png\" class=\"attachment-large size-large wp-image-5375\" alt=\"\" srcset=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/02\/JIAXING-2.png 386w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/02\/JIAXING-2-300x176.png 300w\" sizes=\"(max-width: 386px) 100vw, 386px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">LNG Jia Xing<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c072fc5 elementor-widget__width-auto elementor-widget elementor-widget-text-editor\" data-id=\"c072fc5\" data-element_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[1]The LNG carrier idea was conceived by William Wood Prince, CEO of Union Stock Yard. Methane Pioneer (converted Normarti) sail with its first cargo from Lake Charles to the UK in 1959 to test if possible. Conch International Methane was a company owned by Shell 40%, Conoco 40%, Union Stock Yard (20%)<\/span>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-18b4d70 e-flex e-con-boxed e-con e-parent\" data-id=\"18b4d70\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-587fb87 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"587fb87\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\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\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2696934 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2696934\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-144848c\" data-id=\"144848c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-46355d3 elementor-widget elementor-widget-heading\" data-id=\"46355d3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Independent tank type A - IGC 4.21.1<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d3922d0 elementor-widget elementor-widget-heading\" data-id=\"d3922d0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">IMO Type A Tank <\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76fde7c elementor-widget elementor-widget-text-editor\" data-id=\"76fde7c\" data-element_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><strong>Type A <\/strong>independent tanks are primarily designed using classical ship-structural analysis procedures in accordance with recognized standards. If the cargo temperature at atmospheric pressure is below -10\u00b0C, a complete secondary barrier shall be provided. (IGC Code 4.21.1) This means ordinary stress calculation based on allowable stress, and insulation in combination with a complete secondary barrier that protects the hull. What we can call a traditional type A has mostly been used for carriage of LPG with an inner hull of low temperature steel (certified to -55<span style=\"font-style: inherit; font-weight: inherit;\">\u00b0C)\u00a0<\/span><span style=\"font-style: inherit; font-weight: inherit;\">as a secondary barrier. For cargo temperatures lower than -55\u00b0C\u00a0 the inner hull cannot be used as the secondary barrier and a separate secondary barrier is required. This, to meet the design criteria of the IGC Code for LNG applications, a different arrangement is required.\u00a0<\/span><\/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<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-401f3a3\" data-id=\"401f3a3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ca4cc6a elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"ca4cc6a\" data-element_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=\"768\" height=\"691\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/traditional-type-A-768x691.png\" class=\"attachment-medium_large size-medium_large wp-image-2322\" alt=\"\" srcset=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/traditional-type-A-768x691.png 768w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/traditional-type-A-300x270.png 300w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/traditional-type-A.png 788w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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 class=\"elementor-element elementor-element-363da52 elementor-widget elementor-widget-text-editor\" data-id=\"363da52\" data-element_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<ul><li>Traditional Type A: Independent tank with insulation on the tank.\u00a0<\/li><li>Inner hull of <strong>low temperature steel<\/strong> acting as a\u00a0<b>complete secondary barrier<\/b>.<\/li><li><b>Ambient temperature<\/b> in hold space<\/li><\/ul>\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<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-b89fc58\" data-id=\"b89fc58\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5a5a2f7 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"5a5a2f7\" data-element_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=\"768\" height=\"692\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/LNT-A-BOX-768x692.png\" class=\"attachment-medium_large size-medium_large wp-image-2323\" alt=\"\" srcset=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/LNT-A-BOX-768x692.png 768w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/LNT-A-BOX-300x270.png 300w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/LNT-A-BOX.png 787w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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 class=\"elementor-element elementor-element-204f75a elementor-widget elementor-widget-text-editor\" data-id=\"204f75a\" data-element_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<ul><li>LNT A_BOX: Independent tank with the <b>complete secondary barrier <\/b>in front of the insulation protecting the hull.<\/li><li>Hull in <strong>normal shipbuilding steel<\/strong>.<\/li><li><p><strong>Cold interbarrier<\/strong> space between the tank and the secondary barrier.<\/p><\/li><\/ul>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-fc8a6c3 e-flex e-con-boxed e-con e-parent\" data-id=\"fc8a6c3\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4061de6 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4061de6\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\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\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6c15aa8 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6c15aa8\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-005149d\" data-id=\"005149d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-985c29e elementor-widget elementor-widget-heading\" data-id=\"985c29e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Independent tank type B - IGC 4.22.1<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a24c1a elementor-widget elementor-widget-heading\" data-id=\"4a24c1a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is the difference between type A and type B? <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27dade2 elementor-widget elementor-widget-text-editor\" data-id=\"27dade2\" data-element_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><strong>Type B<\/strong> independent tanks are designed using model tests, refined analytical tools and analysis methods to determine stress levels, fatigue life and crack propagation characteristics. If the cargo temperature at atmospheric pressure is below -10\u00b0C, a partial secondary barrier with a small leak protection system shall be provided. (IGC Code 4.22.1). This means advanced and precise engineering studies, including strength analysis and laboratory tests.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f6212c elementor-align-center elementor-widget elementor-widget-button\" data-id=\"9f6212c\" data-element_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-xs\" href=\"https:\/\/jeffreyt105.sg-host.com\/2024\/03\/19\/type-a-and-b-comparison-paper\/\" target=\"_blank\">\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\">Type A and B Comparison Paper<\/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<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-2c89cdb\" data-id=\"2c89cdb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7be3c3d elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"7be3c3d\" data-element_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=\"768\" height=\"691\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Type-B-768x691.png\" class=\"attachment-medium_large size-medium_large wp-image-2345\" alt=\"\" srcset=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Type-B-768x691.png 768w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Type-B-300x270.png 300w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/Type-B.png 788w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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 class=\"elementor-element elementor-element-f3d5c9c elementor-widget elementor-widget-text-editor\" data-id=\"f3d5c9c\" data-element_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<ul><li>Independent tank with insulation on the tank and a <strong>partial secondary barrier<\/strong>\u00a0leading any leak to drip tray for evacuation.<\/li><li>Hull in normal shipbuilding steel.\u00a0<\/li><li><b>Ambient temperature<\/b> in hold space.<\/li><\/ul>\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<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-4aee074\" data-id=\"4aee074\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-64cadfe elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"64cadfe\" data-element_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=\"768\" height=\"692\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/LNT-A-BOX-768x692.png\" class=\"attachment-medium_large size-medium_large wp-image-2323\" alt=\"\" srcset=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/LNT-A-BOX-768x692.png 768w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/LNT-A-BOX-300x270.png 300w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/01\/LNT-A-BOX.png 787w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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 class=\"elementor-element elementor-element-2596bc1 elementor-widget elementor-widget-text-editor\" data-id=\"2596bc1\" data-element_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<ul><li>LNT A_BOX: Independent tank with the <b>complete secondary barrier <\/b>in front of the insulation protecting the hull.<\/li><li>Hull in normal shipbuilding steel.<\/li><li><p><strong>Cold interbarrier<\/strong> space between the tank and the secondary barrier<\/p><\/li><\/ul>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-f3dcc64 e-flex e-con-boxed e-con e-parent\" data-id=\"f3dcc64\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74d1340 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"74d1340\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\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-0c6c6eb e-flex e-con-boxed e-con e-parent\" data-id=\"0c6c6eb\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b881b5f elementor-widget elementor-widget-heading\" data-id=\"b881b5f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cargo Containment System Comparison<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-780effb elementor-widget elementor-widget-image\" data-id=\"780effb\" data-element_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=\"820\" height=\"761\" src=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/02\/Comparision-2.png\" class=\"attachment-large size-large wp-image-4860\" alt=\"\" srcset=\"https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/02\/Comparision-2.png 820w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/02\/Comparision-2-300x278.png 300w, https:\/\/lntabox.cn\/wp-content\/uploads\/2024\/02\/Comparision-2-768x713.png 768w\" sizes=\"(max-width: 820px) 100vw, 820px\" \/>\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 class=\"elementor-element elementor-element-e66a220 elementor-align-right elementor-widget elementor-widget-button\" data-id=\"e66a220\" data-element_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-xs\" href=\"https:\/\/jeffreyt105.sg-host.com\/our-technology\/lnt-a-box\/\">\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\">Back <\/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>\n\t\t","protected":false},"excerpt":{"rendered":"<p>IMO Independent Self Supporting Tank Type A The International Maritime Organisation\u2019s (IMO) International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (the IGC Code) sets the design basis and criteria for four types of cargo containment systems (tanks) allowed for transportation of liquified gases. These are independent tank types: A, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":807,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-819","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/pages\/819","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/comments?post=819"}],"version-history":[{"count":218,"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/pages\/819\/revisions"}],"predecessor-version":[{"id":8931,"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/pages\/819\/revisions\/8931"}],"up":[{"embeddable":true,"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/pages\/807"}],"wp:attachment":[{"href":"https:\/\/lntabox.cn\/zh\/wp-json\/wp\/v2\/media?parent=819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}