8620H齿轮锻件等温正火工艺探讨
Discussion of Isothermal Normalizing Technology for 8620H Gear Forgings
刘红军
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作者单位:陕西法士特齿轮有限责任公司, 陕西 宝鸡 722409
中文关键字:等温正火; 冷却; 等温温度; 组织; 硬度
英文关键字:isothermal normalizing; cooling; isothermal temperature; microstructure; hardness
中文摘要:通过对8620H齿轮锻件等温正火中的加热温度、冷却速度、冷却时间和等温温度的分析,使锻件等温正火后获得合格的硬度和金相组织。
英文摘要:The heating temperature, cooling rate, cooling time and isothermal temperature of the isothermal normalizing for 8620H gear forgings were analysed. The eligible hardness and microstructure of gear forgings after isothermal normalizing were obtained.