The Microstructure of a cast nickel base superalloy M963 treated by high temperature treatment of melt was investigated and the room and high temperature tensile properties of the alloy were determined in the as cast and heat treated conditions.

• 研究了经 16 5 0℃高温熔体处理后的铸造镍基高温合金M96 3在铸态和热处理态的显微组织 ,测定了其室温和高温拉伸性能。