{"product_id":"profile-gage-external-api-buttress-casing-4-1-2-13-3-8-5-tpi-3-4-tpf","title":"Profile Gage (External) -  API Buttress Casing  4-1\/2″–13-3\/8″ | 5 TPI | 3\/4″ TPF","description":"\u003cp\u003eThe \u003cstrong\u003eAPI Buttress Casing Profile Gage (External)\u003c\/strong\u003e is a precision \u003cstrong\u003ethread profile inspection tool\u003c\/strong\u003e used to verify \u003cstrong\u003eAPI buttress casing thread form\u003c\/strong\u003e on OCTG connections.\u003c\/p\u003e\n\u003cp\u003eDesigned for \u003cstrong\u003eAPI Spec 5B thread inspection\u003c\/strong\u003e, this gage enables fast visual and dimensional verification of \u003cstrong\u003eexternal buttress threads (BTC)\u003c\/strong\u003e—ensuring correct thread geometry, preventing machining defects, and maintaining connection integrity in oilfield applications.\u003c\/p\u003e\n\u003cp\u003eThis model covers \u003cstrong\u003e4-1\/2″ to 13-3\/8″ casing sizes\u003c\/strong\u003e, with \u003cstrong\u003e5 TPI and 3\/4″ taper per foot (TPF)\u003c\/strong\u003e, making it a standard tool for casing thread inspection across manufacturing and field operations.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAPI 5B Thread Profile Verification\u003c\/strong\u003e\u003cbr\u003eConfirms correct buttress thread geometry for casing connections used in oil \u0026amp; gas operations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExternal Thread Inspection (BTC)\u003c\/strong\u003e\u003cbr\u003eSpecifically designed for \u003cstrong\u003eexternal casing threads\u003c\/strong\u003e, ensuring accurate form and pitch validation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Precision Manufacturing (±0.0002″)\u003c\/strong\u003e\u003cbr\u003eProduced using EDM technology for tight tolerances and repeatable inspection results. \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFast Visual Inspection Tool\u003c\/strong\u003e\u003cbr\u003eQuickly detects:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eChipped inserts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDeformed or rolled threads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncorrect tooth profile\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWorn or stretched threads \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandard Oilfield Thread Coverage\u003c\/strong\u003e\u003cbr\u003eSupports \u003cstrong\u003e4-1\/2″ to 13-3\/8″ API buttress casing threads\u003c\/strong\u003e, widely used in OCTG applications. \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOCTG casing inspection (external threads)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAPI thread gauging \u0026amp; quality control\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThreading machine setup \u0026amp; verification\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOil \u0026amp; gas manufacturing QA\/QC\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eField inspection \u0026amp; maintenance\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy This Matters\u003c\/h2\u003e\n\u003cp\u003eIncorrect thread profile = bad connection performance.\u003c\/p\u003e\n\u003cp\u003eThis leads to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eImproper load distribution\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePoor sealing performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncreased risk of connection failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExpensive rework and downtime\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003eThreadCheck Profile Gage\u003c\/strong\u003e gives you \u003cstrong\u003einstant pass\/fail validation\u003c\/strong\u003e before the connection ever reaches the field.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Thread Profile Gage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandard:\u003c\/strong\u003e API Spec 5B\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThread Type:\u003c\/strong\u003e Buttress Casing (BTC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e External Threads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSize Range:\u003c\/strong\u003e 4-1\/2″ – 13-3\/8″\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThreads Per Inch (TPI):\u003c\/strong\u003e 5\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTaper Per Foot (TPF):\u003c\/strong\u003e 3\/4″\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturing Accuracy:\u003c\/strong\u003e ±0.0002″\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e TP-5BTC75-EXT\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Al Wafa General Trading","offers":[{"title":"Default Title","offer_id":45303258185762,"sku":null,"price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/7027\/1778\/files\/profile-gages-thread-profile_large_4febc44d-dc88-4940-817b-d1da984c9b6f.jpg?v=1777370600","url":"https:\/\/alwafadubai.com\/products\/profile-gage-external-api-buttress-casing-4-1-2-13-3-8-5-tpi-3-4-tpf","provider":"Al Wafa General Trading","version":"1.0","type":"link"}