supply 409L stainless steel pipes manufacture standard: JIS, GB,DIN,ASTM,EN,AISI welded tubes Stainless steel pipesManufacture Standard:JIS, GB, DIN, ASTM, EN, AISIwelded ... standard: ASTM A554Usage: construction , industry materials and so on.High quality, competitive price and fast delivery.Packing: Every tube is sleeved ... are packed by weaving bag, which is seaworthy 409L stainless steel pipes