{"id":1054,"date":"2026-08-20T08:53:50","date_gmt":"2026-08-20T08:53:50","guid":{"rendered":"https:\/\/xhsteelmanufacture.com\/?post_type=product&#038;p=1054"},"modified":"2026-08-20T09:03:50","modified_gmt":"2026-08-20T09:03:50","slug":"api-k55-8mm-casing-pipe","status":"publish","type":"product","link":"https:\/\/xhsteelmanufacture.com\/en\/product\/api-k55-8mm-casing-pipe\/","title":{"rendered":"API K55 8 mm Casing Pipe"},"content":{"rendered":"<div class=\"elementor-element elementor-element-e1e1810 elementor-widget elementor-widget-text-editor\" data-id=\"e1e1810\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n<div class=\"elementor-widget-container\">\n<p>Our API 5CT casing pipes are designed and manufactured in full compliance with international oil and gas standards. They are widely used to line the boreholes of oil and gas wells to support the well walls, prevent collapse and protect formation zones. Manufactured from high-quality carbon or alloy steel, these casing pipes are available in various grades, such as J55, K55, N80, L80 and P110, to suit different well conditions and depths.<\/p>\n<p>With precision-controlled wall thickness, excellent mechanical properties and a range of end finishes (plain end, threaded or coupling), our casing pipes deliver high performance in both standard and high-pressure applications. Surface treatments include black paint, anti-corrosion coating and customisation upon request.<\/p>\n<p>We offer comprehensive customisation, third-party inspection and fast delivery to meet the needs of drilling contractors and oilfield service providers worldwide.<\/p>\n<p>Key Features:<\/p>\n<ul>\n<li>Manufactured in accordance with API 5CT standards<\/li>\n<li>Available Grades: J55 \/ K55 \/ N80 \/ L80 \/ P110<\/li>\n<li>Wall thickness: 6 mm \u2013 12 mm<\/li>\n<li>Outer Diameter Range: 4.5\u2033 \u2013 20\u2033<\/li>\n<li>End Types: Plain End \/ Threaded \/ Coupled<\/li>\n<li>Surface Options: Black Painted \/ Anti-rust Coating<\/li>\n<li>High strength, corrosion-resistant, excellent resistance to collapse<\/li>\n<li>Widely used in oil, gas and geothermal wells<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"elementor-element elementor-element-fc1bab1 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"fc1bab1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n<div class=\"elementor-widget-container\">\n<table class=\"has-title all magic-12\">\n<tbody>\n<tr>\n<td colspan=\"2\" rowspan=\"1\">\n<div class=\"magic-13\" data-spm-anchor-id=\"a2700.details-description.0.i0.41e6jcxOjcxOFL\"><span class=\"magic-14\"><b>All products can be customised to meet customer requirements<\/b><\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Product name<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">Seamless Oil Pipe<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Process<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">Hot-rolled and cold-drawn<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Standard<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">API 5L, API 5CT, ASTM A106\/A53, ASTM A519, JIS G 3441, JIS G 3444, JIS G 3445, DIN 2391, EN 10305, EN 10210, ASME SA106, SA192, SA210, SA213, SA335, DIN 17175, ASTM A179<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Our diameter<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">1\/8 \u2013 30 inches (10.3\u2013762 mm)<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Wall Thickness<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">0.049\u201d \u2013 2.5\u201d (1.24\u201363.5 mm)<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Length<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">Random Length, Fixed Length, SRL, DRL<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Steel Grade<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">API 5L: GR B, X42, X46, X56, X60, X65, X70 ASTM A53\/A106: GR A, GR B, GR C ASME SA106: GR.A, GR.B, GR.C ASME SA192: SA192 ASME SA209M: T1, T1a ASME SA210: GR.A-1, GR.C ASME SA213: T2, T5, T9, T11, T12, T22 ASME SA335: P2, P5, P9, P11, P12, P22, P91 DIN 17175: ST35.8, ST45.8, 15Mo3, 13CrMo44<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Surface<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">Fusion-bonded epoxy coating, coal tar epoxy, 3PE, FBE, varnish coating, bitumen coating, black oil coating, as per customer requirements<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Treatment<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">Heat treatment: Annealed: Bright annealed, spheroidised annealed, normalised, stress-relieved, cold-finished, quenched and tempered.<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-17\"><span class=\"magic-14\"><b>Application<\/b><\/span><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-18\"><span class=\"magic-14\">Suitable for general structures, mechanical structures, water wall panels, economisers, superheaters, boilers and heat exchangers incorporating seamless steel tubes, and for the conveyance of liquids, gases, oils, etc.<\/span><\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Standard: API 5CT K55<br \/>\nWall thickness: 8 mm<br \/>\nOuter Diameter: As specified by the customer (Common sizes: 4.5\u2033 to 13 3\/8\u2033)<br \/>\nLength: 6m \/ 12m \/ Custom<br \/>\nMaterial: Carbon Steel<br \/>\nSurface: Black Painted \/ Plain \/ Threaded Ends<br \/>\nUsage: Well casing for oil and gas wells<\/p>","protected":false},"featured_media":571,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[32],"product_tag":[],"class_list":["post-1054","product","type-product","status-publish","has-post-thumbnail","product_cat-carbon-steel-pipe","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/product\/1054","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/comments?post=1054"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/media\/571"}],"wp:attachment":[{"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/media?parent=1054"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/product_brand?post=1054"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/product_cat?post=1054"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/xhsteelmanufacture.com\/en\/wp-json\/wp\/v2\/product_tag?post=1054"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}