The study work is focused on the effect of temperature upon mechanicalproperties, creep, initiation and propagation offatigue crack for the valve material.
着重温度对气门材料的力学性能、蠕变和疲劳裂纹形成与扩张的影响等问题进行分析和研究。
2
In the past, home hardware more emphasis on its mechanicalproperties, corrosion, moisture, activities such as the quality of the fatigue performance.
在以前，家居五金更多强调其机械性能、防锈、防潮性、活动件的疲劳性能等品质。
3
Our research work confirm that, the filtration process improves not only the common mechanicalpropertiesof alloy but also the fatigue feature of the as-cast aluminium alloy.