Product standard: Q/TF-B27H.01

Nominal pressure: PN0.25-2.5MPa

Nominal diameter: -1400mm DN200

The valve by the media and hammer down countercurrent closed valve is provided with a damping cylinder, valve closed and the speed of the two stage, which can effectively prevent the pump reverse and excessive water hammer pressure, due to the heavy hammer is arranged in the valve shaft, in the open position, the disc by the full force balance, the valve flow resistance is greatly reduced.