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After entering winter, the temperature drops rapidly, especially in the northern regions, valves often freeze.Therefore, antifreeze and maintenance of valves are very important.

In order to prevent the medium countercurrent, check valves should be installed on the equipment, devices and pipelines

Damage to the seal of the steam valve is the main cause of internal leakage of the valve.

Check valve is the popular valve which widely used in different industries, today WESDOM will introduce to you some check valves.