冷却速率导致的薄壁效应对K465合金显微组织和持久性能的影响
郭小童1,2, 郑为为1, 李龙飞1, 冯强1(
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Cooling Rate Driven Thin-Wall Effects on the Microstructures and Stress Rupture Properties of K465 Superalloy
GUO Xiaotong1,2, ZHENG Weiwei1, LI Longfei1, FENG Qiang1()
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图5. K465合金管材经1000 ℃、1000 h热暴露后枝晶间碳化物的TEM像及SAED花样
Fig.5. TEM images of the plate-like M6C carbide (a) and the granular M23C6 carbide (b), and corresponding SAED patterns (insets) of the K465 alloy tube after thermal exposure at 1000 ℃ for 1000 h
