SO dn25 flange BH have many years process experience of ppipe fitting, including elbow, flange, tee and reducer Welcome FlangeTypeSO dn25 flangeFlange OD1/4"-24"Flange WTCL150-CL3000Flange StandardASME, GB, DIN, JISFlange MaterialA105, A182F5,F9,P11,F12,F22,F91, A182 F304(H),F304L,F316(H), F316L, F321(H)Flange PackagingCustomized packing available (coating, end-beveling, cap etc.)Flange ...