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3-1/2 Api Pup Joint Tubing Coupling

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3-1/2 Api Pup Joint Tubing Coupling

Product description A tubing coupling is a type of connector used to join two pieces of tubing together. It is typically made of metal or plastic and is designed to provide a secure and leak-proof connection. Tubing couplings come in various sizes and configurations to accommodate different types of tubing and applications. They are commonly used in plumbing, HVAC, and other fluid transportation systems. Company Profile Henan Dongfanglong Machine Manufacture Co., Ltd   Henan Dongfanglong Machine Manufacture Co., Ltd. was founded in 1999, mainly engaged in oil pipes and pipe fittings, oil special drilling and production tools and oil automation equipments. The company is  named as national integration and standard implementation enterprise, a national science and technology-based small and medium-sized enterprise. With honors of"Henan enterprise technology center", "Henan postdoctoral innovation practice base”, the company hold 35 senior e…