增材制造高温合金在不同温度下的拉伸性能与变形机制

王娜, 李文彬, 庞建超, 陈立佳, 高崇, 邹成路, 张辉, 李守新, 张哲峰

Tensile Properties and Deformation Mechanism of Additive Manufacturing Superalloy at Different Temperatures

WANG Na, LI Wenbin, PANG Jianchao, CHEN Lijia, GAO Chong, ZOU Chenglu, ZHANG Hui, LI Shouxin, ZHANG Zhefeng

图8 SLM GH4169合金原始态组织图和在不同温度拉伸变形后的组织的EBSD分析

Fig.8 EBSD analysis results for microstructures of original and after tensile deformation at different temperatures (a) the original microstructures; (b) 25 oC; (c) 450 oC; (d) 550 oC; (e) 600 oC; (f) 650 oC