... BS4504 WN, SO, BL, PL, SW, THREADED 1/2" -80" DN15 to DN2000 CS, SS, FORGED FLANGE Standards: ANSI(ASME), AWWA, DIN ... joint, socket weldingPressureMaterial: carbon steel, stainless steelSize: 1/2" to 80" DN15 to DN2000sealing surface type: FF(flat face), RF(raised face), RTJ ... exporting forged flanges and buttwelded pipe fittings. In additation to the standard products mentioned above, we are also able ...