1)A 105 Flange 2)Standard:ASME/DIN/JIS/EN/BS 3)PN:6-64(1/2"-64") 4) ... .5/B16.47, MSS SP-44ISOJISMaterial(Carbon Steel):ASTM A105,20#,Q235,16Mn, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2 ... ,F48, F50, F52, F56, F60, F65, F70(Stainess Steel): ASTM A182 F304,304L, F316,316L,1Cr18Ni9Ti,0Cr18Ni9Ti,321,18-8 ... (Alloy Steel): ASTM A182 F1, F5a, F9, F11, F12, F22, F91, ...