Products: 304 welded stainless steel pipe/304 seamless stainless steel pipe Materials: 304 Standard: ASTM A554 A269 A270 A376 A409 A511 A632 A814 A249 A270 A312 A213 A688 JIS G3459 JIS 3463 OD:10-600mm Thickness: 0.3-12mm Length:1-6m Surface treatment: 180#,240#,320# hairline, 400#,600# mirror polish Application: 1.General industries:petroleum,food,chemical,paper,fertilizer,fabric,aviation and nuclear . 2.Decoration field :handrail,railing,staircase,weldmesh,screen,door,window,balcony,fence, bench, furniture. 3.Fluid, gas and oil transport 4.Pressure and heat transmission 5.Construction and ornament 6.Boiler heat exchangers. Chemical anaysis: Cr:18.00%-20.00% Ni:8.00-12.00 OD:10-600mm Thickness: 0.3-12mm Length:1-6m