拆卸安全阀阀盖，阀杆/隔膜总成，和安全阀弹簧。
Remove the relief valve cover, stem/diaphragm assembly, and relief valve spring.
目前大量生产的安全阀有弹簧式和杆式两大类。
At present, there are a large number of production safety valve spring and leveraged two broad categories.
从安全阀外壳上拆卸活塞和弹簧，彻底清洗包括隔膜的所有部件。
Remove the piston and spring from the relief valve housing and thoroughly clean all parts including the diaphragm.
从弹簧刚度、整定压力范围，讨论了针对安全阀同一口径，在整定压力和回座压力比较接近的情况下，弹簧的优化设计。
From spring rigidity and range of set pressure, spring optimize design to same diameter's safety valve at set pressure near blow-down pressure are discussed.
本文介绍了液化石油气汽车罐车安全阀的特点与要求，着重讨论了下导式弹簧安全阀的设计、制造和调试。
The article introduces the characteristic and demand of LPG carrier tanker safety valve, and discusses emphatically the design, making and debug for lead-down spring safety valve and its structure.
其安全阀是通过密封垫和调节弹簧构成的，当进口压力大于设定值时克服弹簧压力， 把过压气体泄放出去。
The relief valve consists of a sealer and an adjusting spring. When the inlet pressure is greater than a set value, the spring pressure is overcome to discharge over-pressure air.
其安全阀是通过密封垫和调节弹簧构成的，当进口压力大于设定值时克服弹簧压力， 把过压气体泄放出去。
The relief valve consists of a sealer and an adjusting spring. When the inlet pressure is greater than a set value, the spring pressure is overcome to discharge over-pressure air.
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