The fundamental research situation and development of Mn-Al medium manganese steel used for 3rd generation automobile sheet were summarized.Chemical compositions and their design gist of Mn-Al medium manganese steels were introduced and the effects of addition elements on structures and properties of medium manganese steels were analyzed.The formation mechanisms for the high strength,high plastics and high work hardening rate of medium manganese steel were revealed.The mechanical properties and annealing st...
【更新日期】
2017-06-20
【分类号】
TG142;U465.1
【正文快照】
现代汽车工业的主要发展方向是节能减排效果和提高碰撞的安全性,美国的Krupitzer和Heimbuch率先提出了具有高强塑积(抗拉强度与塑性的乘积)的第3代汽车用先进高强度钢(3rd generation advanced high strength steel,AHSS)这一概念,作为未来汽车用钢的发展方向。研究数据显示[1]
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