Backflow preventer valves are an important component in any water system and are designed to prevent the dangerous and potentially harmful effects of backflow. As an important part of the plumbing ...
Before the valve is installed, the valve strength test and valve sealing test should be performed on the valve hydraulic test bench. 20% of low-pressure valves should be inspected randomly...
Preparation before operation
Before operating the valve, you should read the operating instructions carefully. Before operation, you must be clear about the flow direction of the gas, you should ...
Gate Valve
Advantages
1.They can provide an unobstructed flow in the fully open position so pressure loss is minimal.
2.They are bi-directional and allow uniform linear flows.
3.No residues are lef...
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