Jintegralvalue related to the initiation of ductile crack is important material properties for the engineering structure of ductile fracture.
韧性裂纹开始扩展的J积分值对于韧性断裂的工程构件是一个重要的材料性能指标。
2
For the same sized cracks bigger diameter pipe material possesses larger KI and Jintegralvalue therefore bigger diameter pipe material is more sensitive to defects.
对于相同尺寸的裂纹,大管径材料具有较大的KI和J积分值,因此,大管径材料对缺陷更敏感。
3
This paper presents a method for estimating the elastic-plastic dynamic Jintegralvalue by finite element analysis.