Whether the swing check valve can be installed vertically is actually related to the type and design of the valve. Let’s talk about this topic in detail. Swing check valve is a common valve type, mainly used to prevent the backflow of media. It opens or closes by rotating the valve disc in the va...
The gas stop valve is an important gas pipeline accessory. Its main function is to control the flow of gas in the gas pipeline. It can adjust the gas flow, cut off the gas flow, etc. The installation position of the gas shut-off valve is very important for the safety and normal use of gas pipelin...
Regarding the installation height, there is actually no fixed standard answer, because different site environments and construction conditions will affect the installation height. In order to facilitate operation and maintenance, the height of the check valve is usually set at about 1 meter above...
First, make sure the water heater is turned off so that no water will spray out and burn you. Then, find that pressure relief valve, it looks a little like a little valve. Find a suitable tool, such as a wrench or screwdriver, to use to unscrew the set screws. Loosen these screws carefully withou...
To replace the water heater pressure relief valve, first close the water heater inlet valve, then prepare tools and materials, disassemble the old pressure relief valve, check the mounting hole of the pressure relief valve, install a new pressure relief valve, check for water leakage and finally ...
The first reason why the pressure valve of the water heater is leaking is that the pressure valve may be faulty. The second reason is that the connection of the water heater pipe is loose. The third reason is that the inner tank of the water heater is ruptured. The fourth reason is the water pres...
The functions of gaskets include sealing, supporting and fixing, reducing vibration and noise, preventing other substances from entering, and auxiliary sealing. Some valve gaskets not only have sealing functions but also assist sealing.
What are the models and specifications of the replacement pressure relief valve? Prepare the materials and tools for replacement in advance; before replacing the pressure relief valve, you need to close the pipelines and interconnected working equipment related to the pressure relief valve, and a...
Before installing the pressure relief valve, you need to make some preparations, determine the installation location, connect the pressure relief valve to the air inlet or outlet of the equipment to be used, and tighten the screws on it with a wrench. After the pressure relief valve is installed,...
The control valve should be installed in a position where it can fulfill its function、should be installed in a location convenient for operation and maintenance、should be installed in a safe location、valve should be installed in a location that can save energy and protect the environment、shou...
For valves with the same characteristics, our recommended opening is generally between 50% and 70%, and cannot exceed 80%. For linear characteristic valves, the recommended opening is generally between 40% and 60%.
The reason why the discharge valve of a centrifugal pump should be closed before starting is to protect the motor, control flow, balance pipeline pressure, prevent backflow, control temperature, prevent idling, control noise, prevent gas from entering, protect the pipeline system and improve the ...
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