1. Hydrstatic test at negative temperature during construction in winter.
Consequences: because the tube freezes quickly during the hydraulic test, the tube is frozen.
Measures: try to carry out hy...
Today, let’s continue to introduce the production process of wafer butterfly valve part two.
The second step is the Assembly of the valve. :
1. On the butterfly valve assembling production li...
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 ...
Valve selection principle
The selected valve should meet the following basic principles.
(1) Safety and reliability of petrochemical, power station, metallurgy and other industries require continuo...
The advantages and uses of the electric butterfly valve have:
Electric butterfly valve is a very common pipeline flow regulation device, which is widely used and involves many fields, such as the ...
TWS Valve Reminder
Butterfly valve installation environment
Installation environment: Butterfly valves can be used indoors or outdoors, but in corrosive media and places that are prone to rust, the...
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