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![]() The main products: API-5CT oil casing, tubing, nipple, collar, collar buckle, lengthened coupling, reducer, adapter, turn buckle, super 13Cr API 5D oil casing pipe, drill pipe thread, tubing thread protector, API 5L pipeline steel pipe, alloy pipe, precision cold drawn seamless steel pipe, elbow three, through the flange Oil pipe specifications: ----4-1/2 "2-3/8", the end of the form of processing NUE, EUE. Oil casing conversion connector class: NU PIN*2-7/8 2-3/8 EU BOX 2-7/8 EU PIN*3-1/2 EU BOX 3-1/2 EU BOX*4-1/2 EU BOX 4-1/2 LC BOX*5-1/2 LC BOX, etc., can be produced according to customer requirements Coupling specifica... [Details] |