stainless welding pipes/tubes 1)AISI201,202,304,304L 2)Wall Thickness: ... .4-6.0mm 3)Length:2-16m 4)Certificate:ISO9001 stainless welding pipes/tubes1.Material: 201, 202, 304,304L, 316,316L,310S ... #,320#,240#,180#,80# and hair line.2)Applied field:Stainless steel welded pipes for food industry,supply and drainage water ...