山东冶金
山東冶金
산동야금
SHANDONG METALLURY
2014年
3期
32-35
,共4页
冷轧双相钢%加热速度%显微组织%力学性能%加工硬化速率%加工硬化指数
冷軋雙相鋼%加熱速度%顯微組織%力學性能%加工硬化速率%加工硬化指數
랭알쌍상강%가열속도%현미조직%역학성능%가공경화속솔%가공경화지수
cold-rolled dual-phase steel%heating rate%microstructure%mechanical property%strain hardening rate%strain hardening exponent
通过模拟连续退火研究了不同加热速度对冷轧双相钢组织性能的影响。研究发现,快速加热可以明显地细化晶粒,但组织的遗传性导致微观组织中有不同程度的带状组织,材料的加热速度不宜超过100℃/s;材料的加工硬化速率及加工硬化指数对冷速的增加呈规律变化。
通過模擬連續退火研究瞭不同加熱速度對冷軋雙相鋼組織性能的影響。研究髮現,快速加熱可以明顯地細化晶粒,但組織的遺傳性導緻微觀組織中有不同程度的帶狀組織,材料的加熱速度不宜超過100℃/s;材料的加工硬化速率及加工硬化指數對冷速的增加呈規律變化。
통과모의련속퇴화연구료불동가열속도대랭알쌍상강조직성능적영향。연구발현,쾌속가열가이명현지세화정립,단조직적유전성도치미관조직중유불동정도적대상조직,재료적가열속도불의초과100℃/s;재료적가공경화속솔급가공경화지수대랭속적증가정규률변화。
The research simulated several processes with different heating rapids and the results certificated that rapid heating can obviously refine grain sizes, but structural inheritance deduced band orientation and the heating velocity was not better over 100℃/s. The strain hardening rates and strain hardening exponents were also changed regularly.