铸型正反转搅动对精密铸造K4169合金凝固组织和室温力学性能的影响
陈诚, 杨光昱, 金梦辉, 王强, 汤鑫, 程会民, 介万奇

Effect of the Mold Positive and Negative Rotation on the Microstructure and Room-Temperature Mechanical Properties of K4169 Superalloy
CHEN Cheng, YANG Guangyu, JIN Menghui, WANG Qiang, TANG Xin, CHENG Huimin, JIE Wanqi
表2 不同铸造工艺下铸态K4169高温合金特征件本体试样的室温拉伸力学性能
Table 2 Room-temperature tensile mechanical properties of body specimens in as-cast K4169 superalloy typical structural parts under different casting processes
ProcessUTS / MPaEL / %
CC638.43 ± 10.3619.76 ± 1.24
P&NR 4s838.73 ± 3.4929.83 ± 1.76
P&NR 8s808.16 ± 10.6020.63 ± 0.23