Our company is a professional manufacturer of steel buttwelding pipe fittings, located at Cangzhou City,China.We supply various sizes of seamless elbows, bends, tees, crosses, reducers, pipe caps, steel plate welded pipe fittings and seal welded bends, forged flanges, etc. made of carbon steel, stainless steel, alloy steel, pure aluminum, as per standards of ASTM, ASME, ANSI, MSS, API, DIN, JIS |