... A105 LF2 F11 F22 F304 F316 F304L F316L etc4.Connection: Flange, RF, FF, Screw, FNPT5.Operation: Handwheel, Gear, ... to face :GB12221,JB1688, ASME B16.10, DIN 3202 Socket end:ANS1 B16.11 Screw end:ANS1 ... Connection dimension of flange: JB78,GB4216,JB/T79-94, ASME B16.5, ASME B16.25, DIN 2501, BS 45044,Valve ... raliable.5The material of the filling and the flange size can be chosen and matched according to ...