... :Gr1 Standard:ASTM B381 Gr1 Titanium Flange machine : 1.Grade:Gr1,Gr1,Gr2,Gr3,Gr4,Gr5,Gr7,Gr23 ... 9116,ASTM B16.58.We can supply Material Quality List,Mechanical Properties and CrackDetection ReportTable 1. Description Titanium forged flangeMaterialPure titanium ...