焊接接头J积分断裂参量的有限元数值分析

1.西安理工大学焊接研究所,陕西,西安,710048

2.西安理工大学焊接研究所,陕西,西安,710048

3.西安理工大学焊接研究所,陕西,西安,710048

4.西安理工大学焊接研究所,陕西,西安,710048

5.华中科技大学激光技术国家,重点实验室,湖北,武汉,430074

6.华中科技大学激光技术国家,重点实验室,湖北,武汉,430074

Numerical Finite Element Analysis of J-integral Fracture Parameters for Welded Joints

对中心裂纹和单边裂纹板远场均匀拉伸条件下的焊接接头试件做了有限元计算和分析,得出了一些适合不同焊接接头的J积分测试方法和计算公式.

[1]	Rice J R;Park D C;Merkle J G .In progress in flow growth and fracture toughness testing[R].ASTM STP536,1972.
[2]	GB 2038-1991.GB2038-1991.金属材料延性断裂韧度JIC试验方法[S].,1992-03-01.
[3]	Hornet P;Eripret C .Experimental J evaluation from a loaddisplacement curve for homogenous and overmatched SENB or CCT specimens[J].Fatigue & Fracture of Engineering Material & Structure,1995,18(06):679-692.
[4]	Dawes M G .Elastic-plastic fracture toughness based on the COD and J-intrgral concepts[Z].ASTM STP668,1979.
[5]	Burstow M C;Ainsworth A .Comparison of analytical numerical and experimental solution to problem of deeply cracked welded joint in bending[J].Fatigue & Fracture of Engineering Material & Structure,1995,18(02):221-234.

上一张下一张

计量

作者相关

文章评分