热等静压对铸态及固溶态第二代镍基单晶高温合金显微缺陷及持久性能的影响
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和思亮 1, 赵云松 2, 鲁凡 1, 张剑 2, 李龙飞 1( ), 冯强 1
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Effects of Hot Isostatic Pressure on Microdefects and Stress Rupture Life of Second-Generation Nickel-Based Single Crystal Superalloy in As-Cast and As-Solid-Solution States
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HE Siliang 1, ZHAO Yunsong 2, LU Fan 1, ZHANG Jian 2, LI Longfei 1( ), FENG Qiang 1
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图9. 不同状态下镍基单晶高温合金在980 ℃、250 MPa条件下的持久寿命
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Fig.9. The high temperature stress rupture lives of the used nickel-based SX superalloy under different states at 980 ℃ and 250 MPa, showing that the stress rupture lives could be obviously increased by HIP treatment
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