持续30分钟1.5倍的最大静压与水锤压力下，对入口阀(带打开和关闭盘)的静水压试验。
Hydrostatic pressure testing of the inlet valves (with open and closed disc) under a pressure of 1, 5 times the maximum static pressure plus water hammer for 30 minutes.
水压试验机是制管生产线上的压力检测设备。
Hydrostatic tester is the pressure inspection equipment of pipe manufacturing production line.
分析了静水压试验过程中钢管的受力情况，简要介绍了试验压力计算公式的推导过程。
It analyses stress sustained by pipe during hydrostatic test and briefly introduces calculation formula deduced process of test pressures.
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