| 焊接接头J积分断裂参量的有限元数值分析 |
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| 引用本文： | 张敏,林香祝,袁中岳,徐世珍,许德胜,程祖海.焊接接头J积分断裂参量的有限元数值分析[J].机械工程材料,2003,27(1):25-28,46. |
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| 作者姓名： | 张敏 林香祝 袁中岳 徐世珍 许德胜 程祖海 |
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| 作者单位： | 1. 西安理工大学焊接研究所,陕西,西安,710048
2. 华中科技大学激光技术国家,重点实验室,湖北,武汉,430074 |
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| 摘 要： | 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。
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| 关 键 词： | 有限元 数值分析 焊接接头 J积分 断裂韧性 |
| 文章编号： | 1000-3738(2003)01-0025-04 |
Numerical Finite Element Analysis of J-integral Fracture Parameters for Welded Joints |
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| ZHANG Min ,LIN Xiang zhu ,YUAN Zhong yue ,XU Shi zhen ,XU De sheng ,CHENG Zu hai.Numerical Finite Element Analysis of J-integral Fracture Parameters for Welded Joints[J].Materials For Mechanical Engineering,2003,27(1):25-28,46. |
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| Authors: | ZHANG Min LIN Xiang zhu YUAN Zhong yue XU Shi zhen XU De sheng CHENG Zu hai |
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| Affiliation: | ZHANG Min 1,LIN Xiang zhu 1,YUAN Zhong yue 1,XU Shi zhen 1,XU De sheng 2,CHENG Zu hai 2 |
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| Abstract: | The J integral fracture parameters of welded joint specimens were calculated and analyzed by far field uniform tension tests of plates with single dege and middle cracks. Testing methods of J integral and expressions for different welded joints were gained. |
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| Keywords: | welded joint J integral fracture toughness |
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