K.M. Chang(Department of Mechanical and Aerospace Engineering
,
West Virginia University
,
P.O. Box 6160
,
Morgantown
,
WV 26506
,
USA Manuscript received 26 August 1996)
金属学报(英文版)
P/M superalloy disks obtain their final strength by appropriate heat treatments; the maximum attainable strength depends on the rapid cooling rate from the solution annealing. A rapid quench of a large disk forging can cause two problems, surface cracking and shape distortion.In the past,many attemp...
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