超高强高韧化钢的研究进展和展望

罗海文(

),沈国慧

Progress and Perspective of Ultra-High Strength Steels Having High Toughness

LUO Haiwen(

),SHEN Guohui

图9. 典型超高强韧钢种的抗拉强度与冲击韧性范围及作者团队研发的7Mn钢性能^{[20,21,22,23,24,27,28,36,37,38,39,40,42,43,44,45,46,89,90,108]}

Fig.9. UTS and impact toughness of typical ultra-high strength steel grades compared with developed medium Mn steel (7Mn)^{[20,21,22,23,24,27,28,36,37,38,39,40,42,43,44,45,46,89,90,108]}