长期时效对GH4169合金组织演化及低周疲劳行为的影响*
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安金岚 1,王磊 1( ),刘杨 1,胥国华 2,赵光普 2
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INFLUENCES OF LONG-TERM AGING ON MICRO- STRUCTURE EVOLUTION AND LOW CYCLE FATIGUE BEHAVIOR OF GH4169 ALLOY
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Jinlan AN 1,Lei WANG 1( ),Yang LIU 1,Guohua XU 2,Guangpu ZHAO 2
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图2. GH4169 合金在750 ℃时效不同时间后g’和g”相的形貌
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Fig.2. Morphologies of g’ and g” phases in GH4169 alloy after SHT (a) and aged at 750 ℃ for 500 h (b), 1000 h (c), 1500 h (d) and 2000 h (e) |
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