Min. Order Reference FOB Price
100 Pieces US$25.00 / Piece
Product Description
Factory Price API 4'' K55 EU Tubing Coupling API Standard tubing Coupling Product Description All our products are produced and processed according to API, with the materials of steel grade including J55, K55, N80, N80-1, N80-Q, L80, P110 and so on. The couplings have three types, namely STC LTC ...