{"id":1703,"date":"2021-10-27T14:22:38","date_gmt":"2021-10-27T14:22:38","guid":{"rendered":"https:\/\/globalgeotech.co.uk\/?page_id=1703"},"modified":"2021-10-28T11:32:25","modified_gmt":"2021-10-28T11:32:25","slug":"t2-series-double-tube-core-barrels","status":"publish","type":"page","link":"https:\/\/globalgeotech.co.uk\/index.php\/t2-series-double-tube-core-barrels\/","title":{"rendered":"T2 Series Double Tube Core Barrels"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1703\" class=\"elementor elementor-1703\">\n\t\t\t\t\t\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"ob-is-breaking-bad elementor-section elementor-top-section elementor-element elementor-element-2846b3c9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2846b3c9\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ob_bbad_use_it&quot;:&quot;yes&quot;,&quot;_ob_bbad_sssic_use&quot;:&quot;no&quot;,&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\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-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-49b754ef\" data-id=\"49b754ef\" data-element_type=\"column\" data-settings=\"{&quot;_ob_bbad_is_stalker&quot;:&quot;no&quot;,&quot;_ob_teleporter_use&quot;:false,&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"ob-is-breaking-bad elementor-section elementor-top-section elementor-element elementor-element-60eb5f46 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"60eb5f46\" data-element_type=\"section\" data-settings=\"{&quot;_ob_bbad_use_it&quot;:&quot;yes&quot;,&quot;_ob_bbad_sssic_use&quot;:&quot;no&quot;,&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\n\t\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-50 elementor-top-column elementor-element elementor-element-1318da2a\" data-id=\"1318da2a\" data-element_type=\"column\" data-settings=\"{&quot;_ob_bbad_is_stalker&quot;:&quot;no&quot;,&quot;_ob_teleporter_use&quot;:false,&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-58815577 ob-harakiri-inherit elementor-widget elementor-widget-heading\" data-id=\"58815577\" data-element_type=\"widget\" data-settings=\"{&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_perspektive_use&quot;:&quot;no&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.6.3 - 12-04-2022 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">T2 Series Double Tube Core Barrels<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c25ef0d ob-harakiri-inherit elementor-widget elementor-widget-text-editor\" data-id=\"1c25ef0d\" data-element_type=\"widget\" data-settings=\"{&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_perspektive_use&quot;:&quot;no&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.6.3 - 12-04-2022 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Thin wall conventional core barrels designed for coring in medium hard to very hard homogenous and slightly broken formations with water flushing or polymer.\u00a0 They are designed as double tube core barrels but most can be converted to triple tube by incorporating PVC coreliners. Available in 6 different diameters for metric (millimetre) hole sizes between 46 -101 mm.<\/p><p>Advantages:<\/p><ul><li>Fast penetration<\/li><li>Large core relative to hole size<\/li><li>Good for coring in hard rock formations using impregnated bits<\/li><\/ul><h5>Technical Data<\/h5><table border=\"1\" summary=\"Technical data for T2 Metric Core Barrels\" width=\"565\" cellspacing=\"1\" cellpadding=\"1\"><tbody><tr><th rowspan=\"2\">Specification<\/th><th colspan=\"6\">Core Barrel Type<\/th><\/tr><tr><th>T2-46<\/th><th>T2-56<\/th><th>T2-66<\/th><th>T2-76<\/th><th>T2-86<\/th><th>T2-101<\/th><\/tr><tr><td>Hole Diameter (mm)<\/td><td>46.5<\/td><td>56.5<\/td><td>66.5<\/td><td>76.5<\/td><td>86.5<\/td><td>101.5<\/td><\/tr><tr><td>Core Diameter (mm)<\/td><td>31.7<\/td><td>41.7<\/td><td>51.7<\/td><td>61.7<\/td><td>71.7<\/td><td>83.7<\/td><\/tr><tr><td>Kerf \/ Crown Thickness (mm)<\/td><td>7.2<\/td><td>7.2<\/td><td>7.2<\/td><td>7.2<\/td><td>7.2<\/td><td>8.7<\/td><\/tr><tr><td>Cutting Area (cm<sup>2<\/sup>)<\/td><td>8.94<\/td><td>11.24<\/td><td>13.53<\/td><td>15.82<\/td><td>18.12<\/td><td>25.57<\/td><\/tr><tr><td>Hole Area (cm<sup>2<\/sup>)<\/td><td>16.83<\/td><td>24.90<\/td><td>34.52<\/td><td>45.72<\/td><td>58.50<\/td><td>80.59<\/td><\/tr><tr><td>Cutting Area as % of Hole Area<\/td><td>53%<\/td><td>45%<\/td><td>39%<\/td><td>35%<\/td><td>31%<\/td><td>32%<\/td><\/tr><tr><td>Core Area (cm<sup>2<\/sup>)<\/td><td>7.89<\/td><td>13.66<\/td><td>20.99<\/td><td>29.90<\/td><td>40.38<\/td><td>55.02<\/td><\/tr><tr><td>Standard Thread Connection in Head*<\/td><td>CR42<\/td><td>CR50<\/td><td>CR50<\/td><td>CR50<\/td><td>CR50<\/td><td>NW<\/td><\/tr><tr><td>Recommended Casing<\/td><td>M56<\/td><td>M66<\/td><td>M76<\/td><td>M86<\/td><td>M101<\/td><td>M116<\/td><\/tr><tr><td>Conversion to triple tube possible<\/td><td>No<\/td><td>No<\/td><td>Yes<\/td><td>Yes<\/td><td>Yes<\/td><td>Yes<\/td><\/tr><\/tbody><\/table><p>*Cross-over sub required for drill rods not matching the thread connection in core barrel head<\/p><h5>Key to Main Parts of T2 Core Barrel Assembly<\/h5><p><strong>Complete core barrel consists of:<\/strong><\/p><p>1. Core Barrel Head<\/p><p>2. Inner Tube 1.5m or 3.0m long<\/p><p>3. Outer Tube 1.5m or 3.0m long<\/p><p>4. Extension Tube<\/p><p>5. Core Lifter<\/p><p>6. Core lifter Case<\/p><p>Core Bit and Reaming Shell are not supplied as part of the core barrel assembly, but must be chosen correctly to match the particular application and rock formation. Please refer to our\u00a0<a href=\"https:\/\/globalgeotech.co.uk\/index.php\/core-bits-and-casing-shoes-2\/\">Core Bits<\/a>\u00a0page for further details.<\/p>\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-50 elementor-top-column elementor-element elementor-element-5929729e\" data-id=\"5929729e\" data-element_type=\"column\" data-settings=\"{&quot;_ob_bbad_is_stalker&quot;:&quot;no&quot;,&quot;_ob_teleporter_use&quot;:false,&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4ec03479 elementor-widget elementor-widget-image\" data-id=\"4ec03479\" data-element_type=\"widget\" data-settings=\"{&quot;_ob_photomorph_use&quot;:&quot;no&quot;,&quot;_ob_perspektive_use&quot;:&quot;no&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.6.3 - 12-04-2022 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" loading=\"lazy\" width=\"119\" height=\"773\" src=\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/TT-Core-Barrel-1.jpeg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/TT-Core-Barrel-1.jpeg 119w, https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/TT-Core-Barrel-1-46x300.jpeg 46w\" sizes=\"(max-width: 119px) 100vw, 119px\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>T2 Series Double Tube Core Barrels Thin wall conventional core barrels designed for coring in medium hard to very hard homogenous and slightly broken formations with water flushing or polymer.\u00a0 They are designed as double tube core barrels but most can be converted to triple tube by incorporating PVC coreliners. Available in 6 different diameters &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/globalgeotech.co.uk\/index.php\/t2-series-double-tube-core-barrels\/\"> <span class=\"screen-reader-text\">T2 Series Double Tube Core Barrels<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>T2 Series Double Tube Core Barrels - Global Geotech<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/globalgeotech.co.uk\/index.php\/t2-series-double-tube-core-barrels\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"T2 Series Double Tube Core Barrels - Global Geotech\" \/>\n<meta property=\"og:description\" content=\"T2 Series Double Tube Core Barrels Thin wall conventional core barrels designed for coring in medium hard to very hard homogenous and slightly broken formations with water flushing or polymer.\u00a0 They are designed as double tube core barrels but most can be converted to triple tube by incorporating PVC coreliners. 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