... ,Gr9,Gr12 2.Standard:ASME B16.5,ANSI B16.5,DIN2630~2636 3.Flange surface: FF,FG,RJ etc. 1.Titanium flange Item nameTitanium flange ASME/ANSI B16.5,DIN2630 ... ~2633,BS etcMaterialGr1,Gr2,Gr5,Gr7,Gr9,Gr12Size1/2''~80''(DN10~600 ... ,EMS or the other client needs. Standard Gr2 titanium flange ASME B16.5 for machine equipments