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对我国常用的水轮机转轮用钢ZG20SiMn和ZGOCr13Ni4 Mo进行了疲劳试验。获得了10~7循环下的条件疲劳极限和P—S—N曲线。
The fatigue test of ZG20SiMn and ZGOCr13Ni4 Mo for turbine runner is carried out in our country. The conditional fatigue limit and P-S-N curves were obtained for 10 to 7 cycles.