关键词 : GCr15; 奥氏体化时间 ; 碳化物 ; 球化退火 [gap=1115]Key words: GCr15, austenitizing time, carbide, spheroidizing annealing
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austenitizing holding time 淬火保温时间
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The influence of the rate of heating at phase transformation region, temperature of austenitizing and holding time on the austenite grains are studied.
讨论了在相变区的加热速度、奥氏体化温度及保温时间对奥氏体晶粒的影响。
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