Mechanical Power Transmission COUPLINGS ~ design
Coupling For Tubings And Casings. Diyak Ltd. Engineering offers a wide variety Couplings for Casing, Tubings and Line Pipes. The Tubing Casing and Line Pipe Couplings are manufactured to meet the requirements of API 5CT and API 5L certifications respectively. Below are the sizes of the API 5CT Couplings for Casing and Tubings that we offer.
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