{"id":1407,"date":"2025-07-30T10:44:05","date_gmt":"2025-07-30T02:44:05","guid":{"rendered":"https:\/\/www.apiepiling.com\/?post_type=products&#038;p=1407"},"modified":"2026-01-21T15:18:30","modified_gmt":"2026-01-21T07:18:30","slug":"kelly-bar-spring","status":"publish","type":"products","link":"https:\/\/www.apiepiling.com\/sl\/izdelki\/kelly-bar-spring\/","title":{"rendered":"Vzmet Kelly bar"},"content":{"rendered":"<p data-start=\"557\" data-end=\"862\"><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\">Our Kelly Bar Springs are designed for use with interlocking or friction-type Kelly bars on rotary drilling rigs. These heavy-duty springs are mounted between Kelly bar sections or between the rotary head and the Kelly box to absorb the shock loads generated during drilling and casing operations.<\/span><\/p>\n<p data-start=\"864\" data-end=\"1054\"><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\">Made from high-strength spring steel and heat-treated for durability, these springs enhance equipment lifespan and reduce the risk of mechanical damage in heavy-duty piling applications.<\/span><\/p>\n<h3 data-start=\"1061\" data-end=\"1087\"><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\"><strong>Uporaba:<\/strong><\/span><\/h3>\n<ul data-start=\"1088\" data-end=\"1302\">\n<li data-start=\"1088\" data-end=\"1157\">\n<p data-start=\"1090\" data-end=\"1157\"><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\">Rotary drilling rigs (Soilmec, Bauer, SANY, XCMG, Zoomlion, etc.)<\/span><\/p>\n<\/li>\n<li data-start=\"1158\" data-end=\"1185\">\n<p data-start=\"1160\" data-end=\"1185\"><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\">Interlocking Kelly bars<\/span><\/p>\n<\/li>\n<li data-start=\"1186\" data-end=\"1209\">\n<p data-start=\"1188\" data-end=\"1209\"><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\">Friction Kelly bars<\/span><\/p>\n<\/li>\n<li data-start=\"1210\" data-end=\"1234\">\n<p data-start=\"1212\" data-end=\"1234\"><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\">Casing drive systems<\/span><\/p>\n<\/li>\n<li data-start=\"1235\" data-end=\"1302\">\n<p data-start=\"1237\" data-end=\"1302\"><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\">Shock-absorbing connection between rotary drive and drilling tool<\/span><\/p>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p><span style=\"font-family: 'times new roman', times, serif; font-size: 12pt;\">Kelly Bar Spring is a precision-engineered elastic component used in rotary drilling rigs to absorb impact and reduce vibration during drilling operations. It plays a vital role in protecting the Kelly bar sections and rotary drive system, ensuring smooth, safe, and efficient pile construction.<\/span><\/p>","protected":false},"featured_media":1408,"template":"","adweb_product_categories":[179],"adweb_product_tags":[366,367,368,369,370],"gallery":[],"order":"0","acf":[],"_links":{"self":[{"href":"https:\/\/www.apiepiling.com\/sl\/wp-json\/wp\/v2\/adweb_products\/1407"}],"collection":[{"href":"https:\/\/www.apiepiling.com\/sl\/wp-json\/wp\/v2\/adweb_products"}],"about":[{"href":"https:\/\/www.apiepiling.com\/sl\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.apiepiling.com\/sl\/wp-json\/wp\/v2\/media\/1408"}],"wp:attachment":[{"href":"https:\/\/www.apiepiling.com\/sl\/wp-json\/wp\/v2\/media?parent=1407"}],"wp:term":[{"taxonomy":"adweb_product_cat","embeddable":true,"href":"https:\/\/www.apiepiling.com\/sl\/wp-json\/wp\/v2\/adweb_product_categories?post=1407"},{"taxonomy":"adweb_product_tag","embeddable":true,"href":"https:\/\/www.apiepiling.com\/sl\/wp-json\/wp\/v2\/adweb_product_tags?post=1407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}