STRAIN EVALUATION IN THE NECK OF A TENSILE TEST SPECIMEN BY ESPI STRAIN RATE MEASUREMENT

机译：ESPI应变速率测量拉伸试样的颈部应变评价

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摘要

In-plane ESPI strain rate measurement during a tensile test is used to determine plastic strain in a semi-hard copper sheet specimen during the localization process in the neck. The width of the localization zone is deduced at several steps of the experiment.

机译：在拉伸试验期间的平面内ESPI应变速率测量用于在颈部定位过程中确定半硬铜板样品中的塑性应变。在实验的几个步骤中推断出定位区域的宽度。

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《International Conference on Experimental Mechanics》|2007年||共2页
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作者
Bruno Guelorget; Manuel Francois; Guillaume Montay;
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中图分类 TB12-532;
关键词
EVALUATION; NECK; MEASUREMENT;

机译：评估;颈部;测量;

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专利

1. A Simplified Procedure to Determine Post-necking True Stress–Strain Curve from Uniaxial Tensile Test of Round Metallic Specimen Using DIC [J] . Surajit Kumar Paul, Satish Roy, S. Sivaprasad, Journal of Materials Engineering and Performance . 2018,第9期

机译：一种简化的过程，用于使用DIC从圆形金属样品的单轴拉伸试验中确定颈颈缩小应力曲线
2. On acquiring true stress-strain curves for sheet specimens using tensile test and FE analysis based on a local necking criterion [J] . Hong Chul Hyun, Minsoo Kim, Sungsik Bang, Journal of Materials Research . 2014,第5期

机译：使用拉伸试验和基于局部颈缩准则的有限元分析获得板材试样的真实应力-应变曲线
3. Measurement of Epoxy Resin Tension, Compression, and Shear Stress-Strain Curves over a Wide Range of Strain Rates Using Small Test Specimens [J] . Justin D. Littell, Charles R. Ruggeri, Robert K. Goldberg, Journal of aerospace engineering . 2008,第3期

机译：使用小试样在宽应变率范围内测量环氧树脂的拉伸，压缩和剪切应力-应变曲线
4. STRAIN EVALUATION IN THE NECK OF A TENSILE TEST SPECIMEN BY ESPI STRAIN RATE MEASUREMENT [C] . Bruno Guelorget, Manuel Francois, Guillaume Montay International Conference on Experimental Mechanics . 2007

机译：ESPI应变速率测量拉伸试样的颈部应变评价
5. High strain rate tensile testing. [D] . Clarke, Jo Ann Marie. 1993

机译：高应变率拉伸测试。
6. Strain Measurements within Fibre Boards. Part II: Strain Concentrations at the Crack Tip of MDF Specimens Tested by the Wedge Splitting Method [O] . Gerhard Sinn, Ulrich Müller, Johannes Konnerth, 2012

机译：纤维板上的应变测量。第二部分：用楔形劈裂法测试的中密度纤维板试样裂纹尖端处的应变浓度
7. Uncertainty evaluation of strain and strain rate measurements by ESPI during a tensile test [O] . Guelorget B, Francois M, Montay G, 2006

机译：在拉伸试验中通过ESPI测量应变和应变率的不确定性评估
8. The Stress-Strain Converter. Instrumentation for the Simultaneous Measurement of Stress and Strain in a Tensile-Test Specimen [R] . Perkins, C. K., Wysoczanski, W. 1959

机译：应力 - 应变转换器。拉伸试验样品中应力和应变同时测量的仪器

STRAIN EVALUATION IN THE NECK OF A TENSILE TEST SPECIMEN BY ESPI STRAIN RATE MEASUREMENT

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