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不同热处理条件下25CrMo4钢组织及硬度研究

Yanfen MA,Fuwei ZHAO,Jing CUI

Hot Working Technology（2015）

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Abstract
采用光学电镜及硬度测试方法,研究回火温度、淬火温度对25CrMo4钢组织及硬度的影响规律.结果表明,当淬火温度在850～950℃时,温度变化对25CrMo4钢组织和硬度影响不大;当回火温度为600～700℃时,回火温度对试验钢的硬度影响较大,回火温度应控制在620～660℃之间.
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Key words
steel,hardness,heat treatment,microstructures
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