... stainless steel welded pipe 1.origin:Wenzhou, China 2.grade:200, 300, 400 series 3.spec:1-810*1-30*1000-18000 grade 202 stainless steel welded ... pipe1. grade: 444, 201, 202, 304, 304L, 316L, 309S, 310S, 321, 410, 420, 430, 440C, 436, 904L, 2205, 2101 ... A240/240M): 304, 316, 316L, 321, 316Ti, 309S, 310S, 317L, 904L, 444, 440C, 430, 410, 420, 201, 202, 2205, 2235, 2101 ...