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Method of fabricating a crown plate for Francis-type hydraulic turbine runner
Method of fabricating a crown plate for Francis-type hydraulic turbine runner
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机译:弗朗西斯型水轮机转轮的冠板的制造方法
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摘要
Method of fabricating a crown plate for a Francis-type hydraulic turbine runner. The crown is fabricated from an integrally formed inner circular portion and a pair of outer semi-circular portions welded thereto. The inner circular portion provides a rigid section of high integrity to which the runner shaft is connected.
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