(1) The valve does not operate.
The fault phenomenon and its causes are as follows:
1. No source of gas.① The air source is not open, ② due to the water content of the air source ice in winter, res...
Check valves, also known as check valves or check valves, are used to prevent the backflow of media in the pipeline. The foot valve of the suction off of the water pump also belongs to the category...
There are many types and complex types of valves, mainly including gate valves, globe valves, throttle valves, butterfly valves, plug valves, ball valves, electric valves, diaphragm valves, check v...
First of all, whether it is a ball valve or a butterfly valve, etc., there are soft and hard seals, take the ball valve as an example, the use of soft and hard seals of ball valves is different, ma...
Wafer type
+ Lighter
+ Cheaper
+ Easy installation
- Pipe flanges required
- More difficult to centre
- Not suitable as end valve
In the case of a Wafer-style butterfly valve, the body is annular ...
General Service Butterfly Valves
This type of butterfly valve is the all-around standard for general processing applications. You can use them for applications involving air, steam, water and other...
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