1. Standard:ANSI/ASME B16.5 DIN 2630~2636,GB/T 9116 ,JB etc 2. Material:Gr2,Gr5,Ti-6Al-4v,Gr7,Gr12 ... pc 1.Gr1 Titanium flange Item nameTitanium flangeStandardASME/ANSI B16.5,DIN2630~2633,BS etcMaterialGr1,Gr2,Gr5,Gr7,Gr9,Gr12Size1/2 ... .300.25/////balGr 50.050.080.0150.400.205.5~6.753.5~4.5///balGr 70.030.080.0150.300.25//0 ... .12~0.25//balGr 90.030.080.0150.250.152.5~3.52.0~3.0///balGr120.030.080.0150.300 ...