... etcMaterialGr1,Gr2,Gr5,Gr7,Gr9,Gr12Size1/2''~80''(DN10~600)Pressure rating0.6~32Mp(DIN) PN6,PN10,PN16,PN25 though PN250 ... 50.050.080.0150.400.205.5~6.753.5~4.5///balGr 70.030.080.0150.300.25//0.12 ... price standard ANSI B16.5 Gr2 Forged Titanium flange for pressure vessel