| 金属材料夏比冲击试样V型缺口的测量精度 |
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| 引用本文： | 付铁钢.金属材料夏比冲击试样V型缺口的测量精度[J].理化检验(物理分册),2011(8):505-507. |
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| 作者姓名： | 付铁钢 |
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| 作者单位： | 中国石油东北炼化工程公司吉林检测分公司; |
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| 摘 要： | 金属材料夏比冲击试样V型缺口测量不规范导致冲击试验测试值严重失准,比例图形绘制的精度及正确画法是保证冲击试样尺寸和形状完全满足GB/T229-2007规定的重要手段,因此要严格控制夏比冲击试样V型缺口的测量精度,用于缺口投影仪检验缺口质量和加工精度的标准公差带图形的绘制要统一标准。
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| 关 键 词： | 夏比V型缺口冲击试样 测量精度 标准公差带图形 冲击试样缺口投影仪 |
Measurement Accuracy of V-notch of Charpy Impact Specimens for Metallic Materials |
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| FU Tie-gang.Measurement Accuracy of V-notch of Charpy Impact Specimens for Metallic Materials[J].Physical Testing and Chemical Analysis Part A:Physical Testing,2011(8):505-507. |
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| Authors: | FU Tie-gang |
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| Affiliation: | FU Tie-gang (Jilin Testing Branch Company,Petro China Northeast Refining & Chemicals Engineering Company,Jilin 132021,China) |
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| Abstract: | Non-standard measurement of Charpy V-notch impact specimens of metallic material led to test value discrepancy seriously,and the precision of proportion graphics and the corret drawing were important means to guarantee the size and shape of impact specimens fully meet with the requirement of GB/T229-2007.So the measurement accuracy of Chapy V-notch impact specimens should be strictly controlled,the standards for inspecting notch quality with gap projector and drawing of standard figure of processing precisi... |
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| Keywords: | Charpy V-notch impact specimen measurement precision standard tolerance zone graphics impact specimens gap projector |
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