... - 20mm) x (4000 - 13000)mm, 304, 304L,316,316L,321,310 Specifications: Size: (Φ6 Φ325) x (1 - 20) x (4000 - 13000 ... resistant. The main standards are 304, 304L,316,316L,321,310 etc. Customers can select the different specifications,fromΦ6 Φ325 ... -9-24 0:40:54 304, 304L,316,316L,321,310 stainless steel pipe