Use

Installed in a horizontal pipe, as a safety device to prevent the media from countercurrent。

Structure Description 

1. The valve for the lifting movement, connecting the valve to the upper valve and valve outlet connected to the valve flap rise and fall, reducing the impact and vibration, and the valve to reach the full trip.

2. The valve body with stainless steel guide sleeve, to ensure that the valve flap flexibility.

3. Valve and valve seat valve surface using cobalt-based carbide plasma spray welding, high hardness, anti-erosion, anti-scratch performance.