... customers' request Tolerancea) Outer Diameter: +/- 0.2mmb) Thickness: +/- 0.02mmc) Length: +/- 5mmSurfaceMirror finish, Matt Finish, or as requirmentApplicationPharmacy, Beer, Food, Petroleum ... pressure test, Crystal rot test, Heat treatment, NDT Chemical Composition of MaterialMaterialComposition201202304316430C≤0.15≤0.15≤0.08≤0.08≤0 ...