Stainless Steel Pipe/bar 1)Grade: 304, 304L, 316, 316L, 321 2)Standards: GB, AISI/ASTM, JIS, BS, DIN, ISOT Stainless Steel PipeFeatures:1)Size: ... , 304L, 316, 316L, 3215) Technique process: pickling, manual/machine polishing, cold drawn/ rolled, anneal6) Package: metal belt, wooden pallet, and as ... . 10) Special pipes according to customers' needs are avalible. seamless stainless steel square tube