... ,Gr3,Gr4,Gr5,Gr7,Gr9,Gr12 2.OD:50-3000mm 3.WT10-400mm, 4. ASTM B381,B348, titanium forging ring1. ... industry, health care, ultra-high vacauum and other fields.3.The titanium ring is our main product. We have 10 years experience in ... to Korea,Japan and German.5. Main Markets: North America, South America, Eastern Europe,Southeast Asia, Mid East,Eastern Asia, Western Europe,Northern Europe.6. Packing Box ...