stainless steel welded tube QX-007

From the nature, To the excellence NameStainless Steel Welded Tube PositionDeck Railings / Handrails, Porch Railings / Handrails,Stair Railings / Handrails StandardASTM A554, A249, A269 and A270 Material Grade201: Ni 0.8% 1% 202: Ni 3.5% 4.5% 304: Ni 8%, Cr 18% 316: Ni 10%, Cr 18% 316L: Ni10% 14% 430: Cr16% 18% Size Range20x10mm--100x50mm, 10x10mm-100x100mm Thickness0.3mm - 3.5mm Length6m or as customers' request Tolerancea) Outer Diameter: +/- 0.2mm b) Thickness: +/- 0.02mm c) Length: +/- 5mm Surface180G, 320G, 400G Satin / Hairline 400G, 500G, 600G or 800G Mirror finish ApplicationDecoration, construction, Sanitary, food industry, upholstery, industry instrument TestSquash test, extended test, water pressure test, crystal rot test, heat treatment, NDT Chemical Composition of Material Material Composition 201202304316430C≤0.15≤0.15≤0.08≤0.08≤0.12Si≤1.00≤1.00≤1.00≤1.00≤1.00Mn5.5-7.57.5-10≤2.00≤2.00≤1.00P≤0.06≤0.06≤0.045≤0.045≤0.040S≤0.03≤0.03≤0.030≤0.030≤0.030Cr16-1817-1918-2016-1816-18N3.5-5.54-68-10.510-14Mo2.0-3.0Mechanical PropertyMaterial Item201202304316Tensile Strength≥535≥520≥520≥520Yield Strength≥245≥205≥205≥205Extension≥30%≥30%≥35%≥35%Hardness (HV)<253<253<200<200