welding stainless steel pipe 1.OD: 6mm to 127mm 2.Wall ... .4mm to 2.5mm 3.Material: 201,304,316,ect welding stainless steel pipe description: 1) Standard: JIS, AISI, ASTM, DIN2 ... .Remarks: We can produce other mold as the customers’ requirement welding stainless steel pipe