研究了热轧Fe-6.5%Si(质量分数)高硅钢薄板在不同温度、不同时间的热处理条件下其组织及合金力学性能的变化.结果表明,经过热处理的试样具有更好的力学性能,300℃拉伸延伸率比热轧态试样的延伸率(9.09%)高出近1倍,硬度也大幅下降,有利于后续轧制的进行.通过对比分析,确定在850℃下保温1 min并在盐水中淬火是较理想的热处理条件,在此条件下处理的Fe-6.5%Si合金板材组织均匀,塑性提高,硬度降低,有利于下一步轧制的进行,并且该条件也大大提高了现有的热处理效率,满足生产工艺的要求.
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