Following Specification of Oil Forged Rings :
1)material: Carbon Steel, Alloy Steel, Stainless Steel.
2)Standard: GB, JIS, AISI, SAE, ASTM/ASME, EN, DIN
3)Size: Special designs are available. Making according to clients demand
4)Measuring & testing equipment: Projecting profile, roughness tester, hardness tester, concentricity tester et
5)Pa... |