(1) The valve does not operate.
The fault phenomenon and its causes are as follows:
1. No source of gas.① The air source is not open, ② due to the water content of the air source ice in winter, res...
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Electric butterfly valve, as an important fluid control device, are widely used in industries such as water treatment, chemicals, and petroleum. Their primary function is to precisely regulate flui...
TWS Valve will attend the 2018 PCVEXPO Exhibtion in Russia
The 17th International Exhibition PCVExpo / Pumps, Compressors, Valves, Actuators and Engines.
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I. What is UL certification? Why does the valve need it?
UL (Underwriters Laboratories) is a world-renowned independent safety certification organization. In the North American market, UL certifica...
Dual plate check valve H77X butterfly plate is two semicircles, and the spring forced reset, sealing surface can be body stacking welding wear-resistant material or lining rubber, a wide range of u...
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