... 4) Steel grade: 201.202.301.304.304L.310S.316.316L. 321. 347H. 430 and etc. 5) Outside diameter: 6mm - ... The stainless steel pipestandardASTM,GBmaterial201,202,301,304,316,316L,316LN,317,317L,309,309S,310,310S,430,409specificationWall thickness0 ... notThe stainless steel barstandardASTM,GBmaterial201,202,301,304,316,316L,316LN,317,317L,309,309S,310,310S,430,409specificationRoundSquarerectangleIf ...