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本文就３Ｃｒ２Ｗ８Ｖ钢常规热处理和热处理过程中引入深冷处理对热疲劳抗力的影响进行了对比试验研究．发现通过深冷处理的引入．可以提高３Ｃｒ２Ｗ８Ｖ钢的热疲劳抗力。
In this paper, 3Cr2W8V steel conventional heat treatment and heat treatment during the introduction of cryogenic treatment of thermal fatigue resistance comparative study. The introduction of cryogenic treatment was found. 3Cr2W8V steel can improve thermal fatigue resistance.