Advantages and purpose Be suitable for the water supply and drainage pipes. Be installed at the exit of the water pimp in order to avoid the refluence of the medium and the water hammer. Lt can effectively reduce the pressure of water hammer while closing the valve and can ensure safe operation of the pipe network. The valve has the features of light flap, big jaw opening, good effect of saving energy, small fluid resistance, new design of water hammer elimination device, stable sealing performance, wearproof of performance, long use life, stable operation, not having oscillation and noise. Standard and regulation Flange connection dimension: GB4216, GB9113 Nominal pressure: PN0.6MPa, PN1.0MPa, PN1.6MPa, PN2.5MPa Nominal diameter: DN40900mm Suitable medium: Water, Weak-corrosive medium Suitable temperature: ≤80 Inspection and test: GB/T 13927, JB/T9092 Body material: Cast iron, Carbon Steel |