Valve Maintenance
- Dec 03, 2018 -

1, the valve should be stored in a dry and ventilated room, the two ends of the path must be blocked.

2, long-term storage of the valve should be regularly inspected, remove dirt, and on the processing surface coated with rust resistant oil.

3, after installation, should be checked regularly, the main inspection items:

(1) Sealing surface wear condition.

(2) The trapezoidal thread wear of stem and stem nut.

(3) Whether the filler is obsolete and invalid, if there is damage should be replaced in a timely manner. (4) After the valve maintenance and assembly, the sealing performance test should be carried out.