ductile iron big size gate valve ductile iron big size gate valve Features:1) Product information: the gate valves supplied are mainly used for adjusting
high quality with big size gate valve big size gate valves Features:1) Product information: the gate valves supplied are mainly used for adjusting water, stea
big size gate valves big size gate valves Features:1) Product information: the gate valves supplied are mainly used for adjusting water, stea
Flanged Double Eccentric Butterfly Valve double flange eccentric butterfly valveFeatures: 1) Standard working pressure: a) DN50-DN450: 1.0MPa b) DN500-DN600: 0.6