Min. Order Reference FOB Price
1 Piece US$30.00 / Piece
Product Description
Product Description API Casing Couplings refer to the steel couplings that used in connecting casing pipe and tubing. Also known by OCTG coupling, it is usually manufactured in seamless type, material grade same with the pipe body (API 5CT K55/J55, N80, L80, P110 etc),. Same heat treatment also ...