{"id":1725,"date":"2021-10-27T14:44:16","date_gmt":"2021-10-27T14:44:16","guid":{"rendered":"https:\/\/globalgeotech.co.uk\/?page_id=1725"},"modified":"2021-10-28T11:33:42","modified_gmt":"2021-10-28T11:33:42","slug":"wg-and-wf-series-double-tube-core-barrels","status":"publish","type":"page","link":"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/","title":{"rendered":"WG and WF Series Double Tube Core Barrels"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1725\" class=\"elementor elementor-1725\">\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-39a5a2a0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"39a5a2a0\" 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-e94894\" data-id=\"e94894\" 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-2d658f46 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2d658f46\" 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-2ae16469\" data-id=\"2ae16469\" 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-7627dfa4 ob-harakiri-inherit elementor-widget elementor-widget-heading\" data-id=\"7627dfa4\" 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\">WG and WF 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-5003484c ob-harakiri-inherit elementor-widget elementor-widget-text-editor\" data-id=\"5003484c\" 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>WG and WF series double tube core barrels are sturdily designed for coring soft to medium\u00a0 rocks using water, polymer or mud flush. The WF series utilize core bits with face discharge flushing ports to prevent core erosion in soft soils and soft rocks. The WG series utilize core bits with internal discharge flushing and are designed for slightly harder formations.<\/p><p>These core barrels are intended for use in conjunction with DCDMA drill rods and casing.<\/p><p>Advantages:<\/p><ul><li>Simple sturdy design<\/li><li>Can be used when DCDMA hole sizes N, H, P and S are required.<\/li><\/ul><h2>Technical Data<\/h2><table border=\"1\" summary=\"Technical data for T6 Metric Core Barrels\" width=\"544\" cellspacing=\"1\" cellpadding=\"1\"><tbody><tr><th rowspan=\"2\">Specification<\/th><th colspan=\"4\">Core Barrel Type<\/th><\/tr><tr><th>NWG<\/th><th><p>HWG<\/p><p>HWF<\/p><\/th><th>PWF<\/th><th>SWF<\/th><\/tr><tr><td>Hole Diameter (mm)<\/td><td>75.6<\/td><td>99.2<\/td><td>120.6<\/td><td>146.3<\/td><\/tr><tr><td>Core Diameter (mm)<\/td><td>54.7<\/td><td>76.2<\/td><td>92.1<\/td><td>112.8<\/td><\/tr><tr><td>Kerf \/ Crown Thickness (mm)<\/td><td>10.3<\/td><td>11.35<\/td><td>13.95<\/td><td>16.3<\/td><\/tr><tr><td>Cutting Area (cm<sup>2<\/sup>)<\/td><td>21.5<\/td><td>31.7<\/td><td>47.7<\/td><td>68.1<\/td><\/tr><tr><td>Hole Area (cm<sup>2<\/sup>)<\/td><td>45.0<\/td><td>77.3<\/td><td>114.3<\/td><td>168.1<\/td><\/tr><tr><td>Cutting Area as % of Hole Area<\/td><td>48%<\/td><td>41%<\/td><td>42%<\/td><td>41%<\/td><\/tr><tr><td>Core Area (cm<sup>2<\/sup>)<\/td><td>23.5<\/td><td>45.6<\/td><td>66.6<\/td><td>100.0<\/td><\/tr><tr><td>Thread Connection in Head*<\/td><td>NW<\/td><td><p>NW<\/p><p>NWY<\/p><\/td><td><p>2 7\/8 API IF<\/p><p>NWY<\/p><\/td><td>2 7\/8 API IF<\/td><\/tr><tr><td>Recommended Casing<\/td><td>NW<\/td><td>HW<\/td><td>PW<\/td><td>SW<\/td><\/tr><tr><td>Conversion to triple tube possible<\/td><td>No<\/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><h2>Key to Main Parts of WG and WF Core Barrel Assembly<\/h2><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. Ferrule \/ Inner Tube Extension Piece\u00a0 (only required for WF series)<\/p><p>5. Core Lifter<\/p><p>6. Core lifter Case (not required for WG series)<\/p><p>Core Bit is not supplied as part of the core barrel assembly, but must be chosen correctly to match the particular application and rock formation. Blank Reaming Shell is supplied with WG Series Core Barrels but TC or Diamond type may be required for some formations. 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-6e794896\" data-id=\"6e794896\" 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-41acff3a elementor-widget elementor-widget-image\" data-id=\"41acff3a\" 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=\"200\" height=\"887\" src=\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/WF-Core-Barrel.jpeg\" class=\"attachment-large size-large\" alt=\"\" \/>\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>WG and WF Series Double Tube Core Barrels WG and WF series double tube core barrels are sturdily designed for coring soft to medium\u00a0 rocks using water, polymer or mud flush. The WF series utilize core bits with face discharge flushing ports to prevent core erosion in soft soils and soft rocks. The WG series &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/\"> <span class=\"screen-reader-text\">WG and WF 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>WG and WF 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\/wg-and-wf-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=\"WG and WF Series Double Tube Core Barrels - Global Geotech\" \/>\n<meta property=\"og:description\" content=\"WG and WF Series Double Tube Core Barrels WG and WF series double tube core barrels are sturdily designed for coring soft to medium\u00a0 rocks using water, polymer or mud flush. The WF series utilize core bits with face discharge flushing ports to prevent core erosion in soft soils and soft rocks. The WG series &hellip; WG and WF Series Double Tube Core Barrels Read More &raquo;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/\" \/>\n<meta property=\"og:site_name\" content=\"Global Geotech\" \/>\n<meta property=\"article:modified_time\" content=\"2021-10-28T11:33:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/WF-Core-Barrel.jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/\",\"url\":\"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/\",\"name\":\"WG and WF Series Double Tube Core Barrels - Global Geotech\",\"isPartOf\":{\"@id\":\"https:\/\/globalgeotech.co.uk\/#website\"},\"datePublished\":\"2021-10-27T14:44:16+00:00\",\"dateModified\":\"2021-10-28T11:33:42+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/globalgeotech.co.uk\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"WG and WF Series Double Tube Core Barrels\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/globalgeotech.co.uk\/#website\",\"url\":\"https:\/\/globalgeotech.co.uk\/\",\"name\":\"Global Geotech\",\"description\":\"Tools For Site Investigation And Mineral Exploration\",\"publisher\":{\"@id\":\"https:\/\/globalgeotech.co.uk\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/globalgeotech.co.uk\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/globalgeotech.co.uk\/#organization\",\"name\":\"Global Geotech\",\"url\":\"https:\/\/globalgeotech.co.uk\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/globalgeotech.co.uk\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/cropped-logo.jpeg\",\"contentUrl\":\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/cropped-logo.jpeg\",\"width\":58,\"height\":58,\"caption\":\"Global Geotech\"},\"image\":{\"@id\":\"https:\/\/globalgeotech.co.uk\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"WG and WF Series Double Tube Core Barrels - Global Geotech","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/","og_locale":"en_US","og_type":"article","og_title":"WG and WF Series Double Tube Core Barrels - Global Geotech","og_description":"WG and WF Series Double Tube Core Barrels WG and WF series double tube core barrels are sturdily designed for coring soft to medium\u00a0 rocks using water, polymer or mud flush. The WF series utilize core bits with face discharge flushing ports to prevent core erosion in soft soils and soft rocks. The WG series &hellip; WG and WF Series Double Tube Core Barrels Read More &raquo;","og_url":"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/","og_site_name":"Global Geotech","article_modified_time":"2021-10-28T11:33:42+00:00","og_image":[{"url":"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/WF-Core-Barrel.jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/","url":"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/","name":"WG and WF Series Double Tube Core Barrels - Global Geotech","isPartOf":{"@id":"https:\/\/globalgeotech.co.uk\/#website"},"datePublished":"2021-10-27T14:44:16+00:00","dateModified":"2021-10-28T11:33:42+00:00","breadcrumb":{"@id":"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/globalgeotech.co.uk\/index.php\/wg-and-wf-series-double-tube-core-barrels\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/globalgeotech.co.uk\/"},{"@type":"ListItem","position":2,"name":"WG and WF Series Double Tube Core Barrels"}]},{"@type":"WebSite","@id":"https:\/\/globalgeotech.co.uk\/#website","url":"https:\/\/globalgeotech.co.uk\/","name":"Global Geotech","description":"Tools For Site Investigation And Mineral Exploration","publisher":{"@id":"https:\/\/globalgeotech.co.uk\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/globalgeotech.co.uk\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/globalgeotech.co.uk\/#organization","name":"Global Geotech","url":"https:\/\/globalgeotech.co.uk\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/globalgeotech.co.uk\/#\/schema\/logo\/image\/","url":"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/cropped-logo.jpeg","contentUrl":"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/cropped-logo.jpeg","width":58,"height":58,"caption":"Global Geotech"},"image":{"@id":"https:\/\/globalgeotech.co.uk\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/1725"}],"collection":[{"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/comments?post=1725"}],"version-history":[{"count":7,"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/1725\/revisions"}],"predecessor-version":[{"id":2110,"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/1725\/revisions\/2110"}],"wp:attachment":[{"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/media?parent=1725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}