Yincun Town, Longyao County, Hebei Province, China

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Valve Installation Requirements

Aug. 18, 2020

Valve should be located in easily accessible, easy to operate, repair place. Valve on rows piping arrangement should focus on platforms and ladders, the valve on the pipeline should be arranged parallel, the center line should be neat. Accident valve such as fire and water valves, fire steam valves should be decentralized arrangement, consider the safe operation of the accident. Such valves to be arranged in the control room, behind security wall or outside the plant, to ensure that the operator is safe to operate.
Lift check valve should be installed in horizontal pipelines, vertical lift check valve can be mounted in a vertical pipe tube, swing check valve priority should be installed on a horizontal pipe, it can also be installed in the tube. Valves around operating platform handwheel platform edge from the center of not more than 450mm, when the valve stem and hand wheel extends into the top of the platform and a height of less than 2 meters, it should not affect the operation and traffic operator.

Check Valve