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Threaded check valve (coupling) - is a protective pipeline equipment of direct action with a threaded connection to the pipeline, which allows the flow of working medium in one direction. The flow is automatically shut off under the pressure of the working medium.
Threaded check valves are installed on pipelines that transport water, steam, and compressed air with a wide range of working pressures and temperatures. All check valves that you will find in our catalog can be used for water, the possibility of using with other working media should be clarified with suppliers.
The installation places of check valves are prescribed by regulations or justified by the conditions of the technological process, for example, in building engineering systems, the check valve must be installed:
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