The numerical results indicate that FEM is efficient to analyze stress singularity, and the stress singularity always exists in the hardening phase …
在材料硬化阶段，含层间裂纹的层板裂尖前缘应力奇异性总是存在的；
In this paper, optimization of phase change parameter and hardening parameter of closed hierarchical single surface model is studied.
对封闭型分级单屈服面模型参数中的阶段改变参数和硬化参数的优化进行了研究。
This paper introduces the design of taper bore flame hardening machine, fixtures, nozzles block and the methods to determine hardening temperature and phase balancing time.
介绍了内锥孔火焰淬火机床、工装和喷头的设计以及淬火加热温度和相平衡时间的确定方法。
Hardening and the strength of ferrite phase pastes doped with small amount of foreign constituents and the change of paste structure and properties in the presence of ch have been studied.
研究了掺有少量异组份的铁相浆体的硬化、强度及掺加ch后浆体结构和性能的变化。
The higher initial strain hardening rate and higher strength of dual phase are attributed to rapid strain hardening in ferrite and the load transfer from the ferrite to martensite.
铁素体迅速应变硬化和铁素体到马氏体的载荷传递使双相钢具有较高的初始应变硬化速率和较高的强度。
The phase transformation hardening and fast melting-solidification by controlling power intensity and shocking-time of laser pulse have been analysed.
分析和实验得出，通过控制入射激光功率密度和作用时间可以实现相变硬化及快速熔化——凝固处理。
From base structures and precipitated phase particles and other aspects, this paper analyses the changing laws of age-hardening aluminium alloys 'mechanical properties.
从基体组织和沉淀相质点等方面分析了时效强化铝合金机械性能的变化规律。
The laser phase-transformation hardening treatment technique has broad prospects in industrial application.
激光表面相变硬化技术在钢铁工业中的应用具有十分广阔的前景。
The corrosion resistance of media carbon steel after phase-transformation hardening was measured by weightless law and electrochemical method.
用失重法和电化学方法测试材料激光相变硬化后的耐蚀性。
The corrosion resistance of media carbon steel after phase-transformation hardening was measured by weightless law and electrochemical method.
用失重法和电化学方法测试材料激光相变硬化后的耐蚀性。
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