... door etc 2. Material: 201, 304, 316, 430, etc Welded Stainless Steel Square Tubes: 10*10mm~150*150mm Thickness: 0.40 to 5.0mm ... , GA sizes are available Surface available: MF, 180grit, 240grit, 320grit and 400grit 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 ...