316L stainless steel tube seamless weled OD:6mm-750mm T:0.3-75mm Finish: POLISH,ACID,HL,200# polishing, 400 # polishing 316L stainless steel tube Stainless steel is a production which not easy rust,acid resistance and corrosion resistance, so it is widely used in light industry,heavy industry,daily necessities and the decoration industry. My company long-term supply stainless steel products, ...