... .Material: Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12 2.Standard:ASME B16.5,ANSI B16.5,DIN2630,ASTM B381 3.Flange ... nameTitanium flange ASME/ANSI B16.5,DIN2630~2633,BS etcMaterialGr1,Gr2,Gr5,Gr7,Gr9,Gr12Size1/2''~80''(DN10~600)Pressure rating0.6 ... client needs. Standard Gr2 Titanium flange ANSI B16.5 for pressure vessel