| Model： | ||
| Standard or Nonstandard： | Other |
|
| Material： | Forged |
| PriceRange： | ||
| Structure： | Check |
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Forged steel check valves, just like the other types of the check valves, can automatically stop the medium backflow through the force of the medium can open the disc of valves. With pressure difference of in and off and the self-gravity of valve disc, the forged steel check valves are able to shut off the hoist parts in time in order to prevent the media back.
Supported by the advanced technologies, a comprehensive range of forged steel check valves with specific design and sturdy construction have been manufactured to serve the industrial process. The forged steel check valves are available in many types such as the threaded, socket weld or the flanged type. All the types should be produced according to the corresponding standards. Classes 150, 300, 600 and 1500 would be the common ones.
The forged steel check valves are usually available in three bonnet designs. The first design is the bolted bonnet with male-female joint and spiral wound gasket. The second design is the welded bonnet with a threaded and seal welded joint. The third design is the pressure seal bonnet with a threaded and pressure seal bonnet joint.
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