核电站用海水蝶阀失效分析和处理

Technical proposal analysis of sea water butterfly valve used for nuclear power plant

分析了核电站用海水蝶阀在不同工况中失效的原因。介绍了阀门零部件材料性能的试验过程和试验结果并给出了材料选用和防腐的原则和方法。

Analyzes the common invalidation reasons at the different functioning conditions of sea water butterfly valve used for nuclear power plant, introduces the performance testing process and testing re- suits of the material for valves and parts, and gives the principle and methods of material selection and anticorrosion.