| 限位杆左支座焊合件断裂原因分析 |
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| 引用本文： | 杨永生,张雪花,曹淑芬,张宏斌,葛方.限位杆左支座焊合件断裂原因分析[J].拖拉机,2014(2):76-78. |
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| 作者姓名： | 杨永生 张雪花 曹淑芬 张宏斌 葛方 |
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| 作者单位： | 中国一拖集团有限公司工艺材料研究所,河南洛阳471004 |
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| 摘 要： | 采用宏观、显微等观察手段对断裂的限位杆左支座焊合件断裂原因进行分析。分析结果表明，限位杆左支座焊合件断裂是由于螺栓松动而造成的。针对断裂原因提出了预防措施。
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| 关 键 词： | 螺栓 松动 预防措施 |
Fracture Analysis of Weldment of Limited Rod Left Support |
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| Authors: | YANG Yong-sheng ZHANG Xue-hua CAO Shu-fen ZHANG Hong-bin GE Fang |
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| Institution: | ( Technology. ＆ Material Research lnstitute,YTO Group Corporation, Luoyang 471004, China) |
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| Abstract: | The cracked limited rod left support weldment was analyzed by means of macro-fractography and metallographie examination. The results showed tbat the loose bolt resulted in the crack of the weldment, and then the preventive measures were given. |
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| Keywords: | Bolt Looseness Preventive measure |
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