The high hardness and toughness in the abrasion resisting steel after quenching and tempering two times is due to bainite formation in the l...

• 在二次加热淬火回火中出现高硬度、高韧性值,是因为衬板淬火过程中在具备贝氏体生成的冷却速度下生成了贝氏体组织。