QY16汽车起重机主梁断裂失效分析 |
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摘 要: | 利用断裂力学理论和试手段对QY16汽车起重机主梁断裂失效进行分析,找出断裂的主要原因为焊缝开裂。
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关 键 词: | 起重机,断裂,焊接,疲劳寿命 |
Anaysis on Fracture Failure ina QY16-Car-Lifter |
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Authors: | Yu Xiaoguang Cao Wanhao |
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Affiliation: | Dept.of Mechanical Engineering |
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Abstract: | This text analyse the fracture failure in the main beam of a QY16-car-lifter through theory calculation and test.It is found that the main reason of fracture failure is the break of welding seam. |
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Keywords: | liffer frocture welding fatigue life-span |
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