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suo duan zgcr15 gang deng wen cui huo shi jian de shi yan yan jiu
Pages: 35-37+50
Year: Issue:  6
Journal: Heat Treatment of Metals

Keyword:  等温时间低温回火淬火时间残余奥氏体量长时间试验研究高韧性奥氏体化高硬度钢制零件;
Abstract: <正> 有些 ZGCr15钢制零件,工作条件恶劣,要求高韧性(α_k≥10~12公斤·米/厘米~2)和高硬度(≥HRC60~64),采用845℃加热要求高韧性(口。≥lO~12公斤·米/厘米。) 淬火和低温回火正常工艺难于达到要求。国内自五十年代起,采用了845Oc奥氏体化后,在
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