304 stainless steel square through 19 * 19 * 0.8 sales price of a professional production of stainless steel pipe: round pipe, square pipe, seamless pipe, industrial pipe, rectangular pipe, capillary, flower tube, shaped tube 1, tube: 0.8 ~ 609.6mm Thickness: 0.4 ~ 8.0mm 2, square tube: 3x3 ~ 400x400mm Thickness: 0.4 ~ 6.0mm 3, flat tube: 4x6 ~ 200x400mm Thickness: 0.4 ~ 6.0mm 4, flower tube: 15.9 ~ 76.2mm thickness: 0.4 ~ 1.5mm 5 , seamless: 0.8 ~ 610mm Thickness: 0.2-60mm 6, angle: 15x15 ~ 200x200mm Thickness: 1.2 ~ 20mm 7, steel: 1x2 ~ 1.5x6.0 m thickness: 0.3 ~ 60mm 8, standard length: standard length 6m can be customized according to the requirements of the order; 9, plus or minus tolerance: Diameter: ± 0.2mm; thickness: ± 0.02mm; length ± 5mm; 10, Finish: brushed, matte, polished, 8K, 6K, black titanium, rose gold, black titanium, sapphire blue, etching plating, vacuum plating, water plating