grain refining

Grain refining in hypoeutectic AlSi casting alloys has become an essential practice of melt treatment.

对亚共晶Al－Si铸造合金进行细化处理已成为一种基本操作。

Research on the ECAP Grain Refining Technology, Superplasticity and Isothermal Compression Technological Parameters of 1933 Alloy

1933合金的ECAP细晶化工艺、超塑性及等温压缩工艺参数研究

It is shown that the strengthening mechanism of the composites are secondly phase strengthening and grain refining, and the toughening mechanism is a synthetic effect in terms of grain refining, microcrack forming, crack deflection and crack branching.

ZrO2颗粒通过第二相强化和细化晶粒使复合材料强度得到提高，通过细化晶粒、裂纹偏转和分支、形成微裂纹等机制的综合作用增韧复合材料。

Effects of Processing Parameters on Second Phase Particles and Grain Refining Results in Al-Ti-C Master Alloys

工艺参数对Al-Ti-C中间合金第二相粒子及细化效果的影响

It is evident that the effects of strain-induced recrystallization on grain refining and on high-angle grain boundary fraction increasing affect greatly the superplastic properties of the alloy.

研究指出，应变诱发再结晶对细化晶粒和提高大角度晶界分数的作用明显地影响合金的超塑性能。

Effect of Adding Ceramic Particles on Grain Refining in Low-Carbon Microalloy Steel

熔化的微粒子粘在一起。外加陶瓷颗粒细化低碳微合金钢晶粒

OM 、 SEM 、 EDS 、 MEF 3 were used to analyse microstructure and grain refining of Al-Ti-C master alloys.

通过XRD、 OM、SEM、EDS等检测手段分析了Al-Ti-C中间合金的微观组织及细化后的晶粒大小.

The grain refining efficiency of grain-refining aluminium ingots is studied.

研究了电解法生产的细晶铝锭的晶粒细化能力.

The results show that secondary normalizing can remove the wustite structure and make grain refining.

通过对几种细化晶粒方法的比较,提出采用二次正火可细化晶粒并消除魏氏组织.