j integral value j积分值
J integral value 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。
For the same sized cracks bigger diameter pipe material possesses larger KI and J integral value 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。
This paper presents a method for estimating the elastic-plastic dynamic J integral value by finite element analysis.
本文介绍用有限元估算弹塑性动态j积分值的方法。
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