... for special usage Detailed Product Description Our large diameter stainless steel pipe features as:1) Size: (OD168- ... to your requirements.2) Our products are corrosion and high-temperature resistant.3) Main grades 304, 304L ... ASTM A312, ASTM A213, ASTM A269, ASTM A511 and GB/T14975-2002, GB/T14976-2002, GB13296-91, ... equipment, aviation, traffic, building etc. Large Diameter Stainless Pipe and Big Tube