Titanium ring Size: OD:200-400mm, ID:100-300mm, Height20-120mm, WTK40-150mm OD:400-700mm, ID:150-500mm, Height35-600mm, WTK40-250mm OD:700-1100mm, ID:300-900mm, Height45-600mm, WTK40-600mm Grade: Gr1, Gr2, Gr3, Gr4, Gr5(6AL-4V), Gr9, Gr12, Gr23(Gr5ELI) Standard: ASTM B381 Application: chemical industry