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采用马氏体一贝氏体复相热处理研究了３Ｃｒ２Ｗ８Ｖ钢强韧化工艺，并作了理论分析．将试验结果用于Ａ１合金压铸模，显著提高了耐磨性，抗热疲劳性和使用寿命．
The strengthening and toughening process of 3Cr2W8V steel was studied by martensite-bainite complex heat treatment, and theoretical analysis was made. The test results for the A1 alloy die-casting mold, significantly improve the wear resistance, thermal fatigue resistance and service life.