API 5CT стальная труба для хорошо

API 5CT oil TubingAPI oil Tubing is the special-purpose pipe that used in the oil, gas and water well to extract the oil, gas and water to the surfaceThe tubing conforms to API Specification 5CT, authorized to use the API monogram.API SPEC 5CT cortificate NO.5CT-1199. Standard, EUE and bimetal anticorrosion tubing are available at all sizes in grade J,N,C,L,T,P which all of them conform to API latest specification.Technical characteristic.Adopting the advanced production line crack detecting, quenching, the continuous overall tempering and sand blasting processes to achieve higher mechanical strength ability with overall good performance. 1The thread is cut by the special-purpose numerical control lathe which keeps the rod body still when cutting the threads.The special process could ensure the high precision of the thread with better reliability and life-span. 2.Coupling phosphor or copper coated to achieve good wearing-resistance ability and anti-thread gluing ability.Thank you for your kind attention.If you are interested in our products,please send inquiry to me directly.Look forward to your e-mail.