... 304,316L,430,etc 2.OD:6mm-219mm Thickness:0.25mm-3mm 3.Surface:Mirror,Satin/ ... 0mmLength6m or as customers' requestTolerancea) Outer Diameter: +/- 0.2mmb) Thickness: +/- 0.02mmc) Length: +/- 5mmSurfaceSatin / Hairline/180G/320G/400G ... /600G(MirrorFinished)ApplicationDecoration Structure, upholstery, industry instrumentTestULTRASONIC THICKNESS METER ,EXPANSION TEST,EDDY TEST ETC. Chemical Composition ...