| 抗拉试棒形状误差对测试结果的影响及改进 |
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| 引用本文： | 许德隆.抗拉试棒形状误差对测试结果的影响及改进[J].现代铸铁,2011(2):87-89. |
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| 作者姓名： | 许德隆 |
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| 作者单位： | 中国北车集团,大连机车车辆有限公司,辽宁,大连,116021 |
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| 摘 要： | 分析了抗拉试棒形状误差对测试结果准确性的影响。根据生产铸件的特点,对试棒尺寸参数进行了改进,使测试结果的准确性明显提高,避免了错误的判断。
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| 关 键 词： | 铸铁 抗拉强度 拉伸试验 试样尺寸 |
Influence of Configuration Deviation of Tensile Test Bar on Test Result and Improvement |
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| XU De-long.Influence of Configuration Deviation of Tensile Test Bar on Test Result and Improvement[J].Modern Cast Iron,2011(2):87-89. |
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| Authors: | XU De-long |
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| Affiliation: | XU De-long(Dalian Locomotive and vehicle Co.Ltd.,China North Vehicle Group Co.Ltd.,Dalian 116021,China) |
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| Abstract: | The influence of the configuration deviation of the test tensile bar on the accuracy of test results was analyzed.Based on the characteristics of the casting,the dimension parameters of the test bar were improved.As a result,the accuracy of test results was obviously enhanced,and the wrong judgement was avoided. |
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| Keywords: | cast iron tensile strength tensile test dimensions of test bar |
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