... 1)Grade: 304, 304L, 316, 316L, 321 2)Standards: GB, AISI/ASTM, JIS, BS, DIN Stainless Steel Pipe/bar 1)Grade: 304, 304L ... , 316, 316L, 321 2)Standards: GB, AISI/ASTM, JIS ... , BS, DIN Grade(UNS):304/304L;316/316L;321;310S Outside Dia:10 -425mm(1/4" – 12.75 ...