flange adapter, flange adaptors

Material: ductile iron  (DI). Standard: ISO2531, BS EN545, BS EN598, AWWA C219, AWWA C110, ASME B16.42. FBE coating. Suitable medium: potable water, drainage, sewage, waste water. Suitable tempreture: -40centigrade degree - 125centigrade degree. Packing: plastic film plus pallet. Origin: China. Dedicated DN50-2000mm for DI, carbon steel, HDPE, PVC, FRP, GRP,  others required . Universal (wide range ) DN50- 600mm.