EU (External-upset) Tubing Coupling

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EU (External-upset) Tubing Coupling
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Product Specs:

All our products are produced and processed according to, with the materials of steel grade including J55, K55, N80, N80-1, N80-Q, L80, P110 and so on. The couplings have two types, namely NU (non-upset) and EU (external upset). By numerically controlled lathe and import molding cutter, the processing of thread can be finished in one time, which ensures its commonality and interchangeability. We have complete testing abilities, adopting a whole set of single testing apparatus of thread, including tape, pitch, tooth depth, profile and so on. Our products have already passed the identification of the Quality Testing and Inspection Centre of Oil Pipe of CNPC (China National Petroleum Corporation).

Product Information

Product: Casing and Tubing Coupling, Casing Coupling, Tubing Coupling
Application: Used to connect 2 joints of tubing or casing
Size: Tubing Coupling : 1.9'' - 4-1/2'', Casing Coupling : 4-1/2'' - 13-3/8''
Pipe Standard: API 5CT and 5B PSL1/PSL2 J55,K55,N80-1,N80-Q, API 5CT and 5B L80-1,C90, C95,T95, P110, Q125
Surface: Whole Phosphating or inside phosphating and outside coating
Thread: NUE, EUE, VAM, STC, LTC, BTC, XC, VAM TOP, NEW VAM, HYDRILL CS
Packing: By carton, wooden case, wooden pallet, or requirement of customer

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