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介绍了高水头水轮机蜗壳技日立标准进行水压试验的工艺措施，叙述了该种打压方法的科学性和可靠性，对今后蜗壳水压试验的规范化、标准化具有典型指导意义。
The technical measures of hydrostatic test of high-head turbine volute casing technology are introduced. The scientific and reliability of this method is described. It has a typical guiding significance for the standardization and standardization of hydrostatic test of volute in the future.