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运用不同冷轧、退火工艺的实验及ODF分析方法,分析了电工钢50W600的热轧织构、冷轧织构及再结晶织构的演变.研究表明:热轧带几乎是随机织构,α线非常弱;随着冷轧变形量的提高,晶粒在α线取向附近聚集程度不断提高,变形81%时,{001}《110》和{112}《110》取向密度分别为12和14.随退火温度升高和保温时间延长,α线的取向密度下降,{001}《110》和{112}《110》取向密度急剧降低,γ线{111}《112》密度显著增加,晶粒取向绝大多数聚集在γ线{111}《112》取向附近.通过控制冷轧及退火工艺,可有利于发展高{100}织构组分的冷轧无取向电工钢.

参考文献

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