1) secondary hardening
二次硬化
1.
Advance in Research of Tempering Secondary Hardening of Alloy Tool and Die Steel Fe-M-C Quenched Martensite;
合金工模具钢Fe-M-C淬火马氏体回火的二次硬化研究进展
2.
Studing status on the secondary hardening phenomenon in ultra-high strength steels;
超高强度钢中二次硬化现象研究
3.
Influence of alloying elements on secondary hardening of hot work die steel;
降Nb,V,Ni添加Mn对HD钢二次硬化的影响
2) second hardening
二次硬化
1.
The results show that Nb with high temperature quenching pluses sub-critical tempering can improve both the eutectic carbide distribution and its pattern,and results in the second hardening effect notably.
结果表明:加铌并配合高温淬火-亚临界回火工艺,可改善共晶碳化物的形态和分布,并产生明显的二次硬化。
2.
And the forming of second hardening in the iron has been analyzed.
利用硬度、磁性测定和金相显微等方法 ,研究了淬火及回火温度对 15Cr- 2Mo - 1Cu型高铬铸铁的组织和性能的影响 ,并着重对高铬铸铁二次硬化的形成过程和原因进行了分析研究 。
3) secondary hardening steel
二次硬化钢
1.
Effect of austenitizing on microstructures and mechanical properties of 3Cr-3Mo-Nb secondary hardening steel;
奥氏体化对3Cr-3Mo-Nb二次硬化钢的组织和力学性能的影响
2.
The microstructure and mechanical properties of a secondary hardening steel containing 3 % Cr and 3 % Mo in quenched and tempered condition were investigated.
研究了 3 Cr- 3 Mo二次硬化钢淬火回火后的组织和力学性能。
3.
The carbides in the quenched and tempered microstructure of secondary hardening steel with a nominal composition of 25Cr3Mo3NiNb were studied by using TEM and electrochemical extraction methods.
利用TEM和萃取相分析方法,研究了25Cr3Mo3NiNb二次硬化钢淬火回火组织中的碳化物。
4) after cure/post cure
二次熟化/二次硬化
5) post,cure
二次硬(硫，熟)化
6) postcure bonding
二次硬化粘接
补充资料：二次硬化
secondaryhardening：含有一种或更多种强碳化物形成元素的某些合金钢淬火硬化后，于回火时，随回火温度的升高，回火后的硬度先是下降，随后又重新升高，达到某一峰值后才又重新下降。硬度在回火时的重新升高称为二次硬化。
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参考词条