... stainless steel pipe: 1)material:201,301,304,316 2)standard:ASTM A554 3)wall thickness:0.25--3mm 4)length:6m stainless steel ... pipe:Material:201,301,304,316 and so onStandard:ASTM A554Length: ... ineThe main products:Grade:304, 304L, 304H, 310S, 316, 316L, 316Ti, 321, 321H, 347, 347H,ectStandards: ... , boiler, heat exchanger, super heater Quality Stainless Steel Pipe