... door etc. 2. Material: 201, 304, 316, 430, etc Stainless steel welded tube Diameter: 6.35mm~219.08mm Thickness: 0.40 to 5 ... sizes are available Surface available: MF, 180grit, 240grit, 320grit, 400grit and 600grit Grade: 201, 202, 304, 316, 316L, 321, 409, ... medical fitness equipment, electroplating, dyeing, trains, cars, bicycles, furniture and other decoration. Advantage: Quite smooth welding line ...