金沙永利官网
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新永利娱乐网站
金沙永利官网

Quick-action stop valves

1.) In quick-action stop valves, the disc spring stack is underhydraulic preload in the open position. If a failure occurs, thehydraulic pressure drops, releasing the spring stack and closing the valve.Ball bearing centered stacks are oftenused for this application.               

2.) The spring stack also has a self adjusting function. Thestack adjusts for the set-loss of gaskets, reducing requiredmaintenance.        

Product Comments

Due to the wide adaptability of Belleville spring, which covers the application of safety valve system of 3000 meters from the depths of the ocean to every field of space satellites

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