金属热处理 ›› 2020, Vol. 45 ›› Issue (10): 35-39.DOI: 10.13251/j.issn.0254-6051.2020.10.007

• 工艺研究 • 上一篇    下一篇

控锻控冷工艺对GCr15轴承钢力学性能的影响

郭浩1,2,3, 扈林庄2, 雷建中2, 刘扬2, 杜三明3, 张永振3   

  1. 1.机械科学研究总院 武汉材料保护研究所 特种表面保护材料及应用国家重点实验室, 湖北 武汉 430030;
    2.洛阳轴承研究所有限公司, 河南 洛阳 471039;
    3.河南科技大学 高端轴承摩擦学技术与应用国家地方联合工程实验室, 河南 洛阳 471023
  • 收稿日期:2020-03-15 出版日期:2020-10-25 发布日期:2020-12-29
  • 通讯作者: 张永振,教授,博士生导师, E-mail:yzzhang@haust.edu.cn
  • 作者简介::郭 浩(1986—),男,高级工程师,主要研究方向为轴承材料热处理、轴承摩擦学与表面工程技术,E-mail:zysgh1307@126.com。
  • 基金资助:
    国家研发计划(2016FYB0300101)

Effect of controlled forging and cooling process on mechanical properties of GCr15 bearing steel

Guo Hao1,2,3, Hu Linzhuang2, Lei Jianzhong2, Liu Yang2, Du Sanming3, Zhang Yongzhen3   

  1. 1. Key Laboratory of Special Surface Protection Materials and Application Technology, Wuhan Research Institute of Materials Protection, China Academy of Machinery Science & Technology State, Wuhan Hubei 430030, China;
    2. Luoyang Bearing Research Institute Co., Ltd., Luoyang Henan 471039, China;
    3. National United Engineering Laboratory for Advanced Bearing Tribology, Henan University of Science and Technology, Luoyang Henan 471023, China
  • Received:2020-03-15 Online:2020-10-25 Published:2020-12-29

摘要: 探究不同控锻控冷热处理工艺对GCr15钢力学性能的影响,测试了它的回火稳定性、冲击性能、滚动接触疲劳寿命。结果表明,采用控锻控冷工艺可提高试样的抗回火稳定性,冲击性能提高50%以上,接触疲劳寿命提高40%以上。

关键词: GCr15轴承钢, 控锻控冷工艺, 回火稳定性, 冲击性能, 滚动接触疲劳

Abstract: Effect of different controlled forging and cooling processes on mechanical properties of GCr15 steel was investigated by means of testing the tempering stability, impact property and rolling contact fatigue life. The results show that the tempering stability of the specimens can be improved by using controlled forging and controlled cooling technology, the impact property can be increased by more than 50%, and the contact fatigue life can be increased by more than 40%.

Key words: GCr15 bearing steel, controlled forging and cooling process, tempering stability, impact property, rolling contact fatigue

中图分类号: