Precision high-frequency welding pipes, material:201,202,304, ,316L,and our products widespread used in machine,medical etc. grade304size0.15-20mm*6-360mmOur product:precision high-frequency stainless steel welding pipesSurface:brightlessPls tell us your detailed requirement,and then we will quote a competitive price for you!Thanks! SUS304 Stainless steel welding pipes