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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。
The reasons for failure of seawater butterfly valves for nuclear power plants in different working conditions are analyzed. The test process and test results of material properties of valve parts are introduced and the principle and method of selecting materials and preserving materials are given.