Maintenance of valve

Maintenance of valve

The operation of the valves, various valves should be complete and intact. Bolt flange and bracket indispensable, threads should be intact, it does not allow loosening. Hand tighten the nut on the wheel, if found loose should be tightened, so as not to wear the connection is lost or hand wheel and nameplate. If the handwheel is lost and does not allow wrench in place, it should be aligned with. Packing gland is not allowed without pretension or skewed gap. Of susceptible rain, snow, dust, sand and dirt contaminated environment valve, the valve stem to install a protective cover. Ruler of the valve should remain complete, accurate and clear. Valve seals, caps, pneumatic accessories should be complete and intact. Insulation jacket should be no dents, cracks.
Allowed on the operation of the valve beat, stand or support weight; especially non-metallic valve and cast iron valve, but also prohibited.
China’s valve manufacturing industry after decades of development, has made great progress, to achieve a significant increase in valve production.
China’s valve manufacturing industry is in huge demand environment¬† and it will present better prospects for development.

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