cast iron gate valves

2021-05-13

Cast steel gate valve : It is all Gate Valves that are cast into castings made of metal steel materials, collectively called cast steel gate Valves. And also cast iron gate valve corresponding, forged steel gate valve malleable iron.

The following matters should be noted in the installation and maintenance of cast steel gate valves:

Handwheels, handles and transmission mechanisms are not allowed to be used for lifting, and collision is strictly prohibited.

The double gate gate valve should be installed vertically (ie the stem is in the vertical position and the handwheel is on the top).

The gate valve with the bypass valve should open the bypass valve before opening (to balance the differential pressure between the inlet and outlet and reduce the opening force).

The gate valve with transmission mechanism is installed according to the product manual.

If the valve is used frequently, it should be lubricated at least once a month.

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