A cast guide vanes and a forge facing plates are made of 17-4PH steel for the Yuzixi 2nd stage power station.

 
  • 17-4PH钢是水轮机抗磨蚀的理想材料;用此材料已为渔子溪二级电站制成了铸造导叶及锻造抗磨板.
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