xiaoxiangnv_sc 发表于 2022-11-22 11:46:28

马氏体气阀钢相变温度集锦

马氏体气阀钢相变温度集锦
今天我收录了马氏体气阀钢的相变温度,供有需要的朋友借荐使用,收录见下表:
钢种Ac1(℃)Ac3(℃)Ar3(℃)Ar1(℃)Ms(℃)备注
51Cr8Si2867925815795285文献摘录
42Cr9Si2890970860810190自测
45Cr9Si39101000895850 自测
40Cr10Si2Mo850950845700280摘自《中国航空材料手册》
实际的相变温度与钢的成分、奥氏体化温度、升温速度及降温速度等有关,上表数据仅供参考。Phase TransitionTemperature Collections of MartensiteValve SteelToday I collectphase transition temperatures of martensite valve steel to use for friends inneed.See the table below:
Steel gradeAc1(℃)Ac3(℃)Ar3(℃)Ar1(℃)Ms(℃)remarks
51Cr8Si2867925815795285Extract from literature
42Cr9Si2890970860810190Self test
45Cr9Si39101000895850 Self test
40Cr10Si2Mo850950845700280Extract from《China Aviation Materials Manual》
Actual phasetransition temperatures of martensite valve steel usually relate to theircompositionsaustenitizing temperatures,heating rates and cooling rates, so thedates in the table above are reference only.2022.11.21
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