应力场强度分析法测中碳钢的断裂韧性K_(IC)

Measuring the K_(IC) of Middling Carbon Steel by Method of Stress Field

用应力场强度分析法测50Mn中碳钢经880℃油淬300℃回火后的断裂韧性KIC,补充其性能参数,为工程设计和热处理制度的筛选提供参考.

50Mn carbon steel is quenched in 880 ℃ and tempered .Measuring the fracture toughness K_(IC) of the 50Mn steel by method of stress field. In order to reinforce capability parameter and afford gist on engineering design and heat treatment.