研究显示:石蜡的相变温度可根据组成进行调节,相变潜热大,无过冷现象,在多次吸放热后相变温度和相变潜热变化很小,稳定性好。
The results show that the phase change temperature of paraffin can vary with the constitution, and paraffin has larger phase change latent heat and no supercooling.
通过冷却速度的控制实现钢材内部铁素体、贝氏体、马氏体不同的相组成和铁素体晶粒尺寸。
Different ferrite grain size and combination of ferrite, bainite and martensite phases were obtained according to the control of cooling rate.
通过冷却速度的控制实现钢材内部铁素体、贝氏体、马氏体不同的相组成和铁素体晶粒尺寸。
Different ferrite grain size and combination of ferrite, bainite and martensite phases were obtained according to the control of cooling rate.
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