热处理对选区激光熔化镍基粉末高温合金组织与力学性能的影响
郝志博1, 葛昌纯1(
), 黎兴刚2, 田甜1, 贾崇林3
), 黎兴刚2, 田甜1, 贾崇林3
Effect of Heat Treatment on Microstructure and Mechanical Properties of Nickel-Based Powder Metallurgy Superalloy Processed by Selective Laser Melting
HAO Zhibo1, GE Changchun1(), LI Xinggang2, TIAN Tian1, JIA Chonglin3
), LI Xinggang2, TIAN Tian1, JIA Chonglin3
图4. SLM+SSA (1050 ℃固溶+时效) FGH4096M合金组织形貌与EBSD分析
Fig.4. Microstructures and EBSD analysis of SLM+SSA (1050 ℃) FGH4096M alloy (SSA—solid solution+ageing)
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(a) EBSD orientation map indicating the grains morphology and texture
(b) OM image (c) enlorged view of zone 1 in Fig.4b showing grains morphology
(d) morphology of γ' phase (The dotted circles: γ' phases fusing in grain; the black circles: γ' phases fusing at grain boundaries)
