GB/T14975-2002, GB/T14976-2002, GB13296-91, GB9948-88, ASTM/ASME A213/SA213, ASTM/ASME A312/SA312, ASTM/ASME A269/SA269, DIN 17458-85, DIN 17456-85, JIS G 3459, JIS G 3463, JIS G 3448 JIS G 3446.

Mirror surface pipe also called cold rolled pipe. Our company import foreign advanced technology to produce it with special techniques. The steel pipe do not need to polish, but the smoothness of the both sides can achieve the degree of mirros polishing. Non-standard mirror surface pipes can be customized.