Microstructure and properties of nickel-base PM superalloy are presented. Effects of nonmetal inclusions and heat-treatment on microstructure and properties are discussed. Future trends in microstructure and properties research are presented.

• 摘要分析了镍基粉末高温合金的成型、热处理等冶金工艺及夹杂缺陷的性质等与合金组织和性能的关系，描述了粉末高温合金的热处理工艺，提出了今后我们粉末高温合金组织性能研究工作的重点。