热处理工艺对金属材料抗疲劳性能的影响  

Influence of Heat Treatment Process on Fatigue Resistance of Metal Materials

作　　者：邹彤雯[1] Zou Tongwen(Institute for Advanced Technology of HAS,Harbin 150009,China)

机构地区：[1]黑龙江省科学院高技术研究院,哈尔滨150009

出　　处：《黑龙江科学》2023年第20期126-128,共3页Heilongjiang Science

摘　　要：不同的热处理工艺对金属材料硬度、变形量、显微组织、抗拉强度等有着不同的影响,进而影响金属材料的抗疲劳性能。分析了热处理工艺对金属材料抗疲劳性能的影响,包括应力集中、金属表面加工、化学成分及加载经历等影响因素,探讨了温度、冷却介质及预处理对抗疲劳性能的影响原因与机理及关键技术,展望了热处理工艺的发展趋势,以改善其抗疲劳性能。Different heat treatment processes have different influence on the hardness,deformation,microstructure and tensile strength of metal materials,and thus influence the fatigue resistance of metal materials.The study analyzes the influence of heat treatment process on the fatigue resistance of metal materials,including stress concentration,metal surface processing,chemical composition and loading experience;explores the causes,mechanisms and key technologies of the influence of temperature,cooling medium and pretreatment on the fatigue resistance;and prospects the development trend of heat treatment process to improve the fatigue resistance.

关 键 词：热处理工艺 金属材料 抗疲劳性能 

分 类 号：TG113.255[金属学及工艺—物理冶金] TG156[金属学及工艺—金属学]