文章介绍了布氏硬度试验中测量结果的不确定度评定方法。
Method of measurement uncertainty evaluation for Brinell hardness test results was introduced in the present work.
本标准同时规定了对布氏硬度计的要求,以及进行布氏硬度试验的步骤。
This standard provides the requirements for a Brinell testing machine and the procedures for performing Brinell hardness tests.
在分析布氏硬度试验压痕图像基础上,提出基于属性直方图的图像分割算法。
Based on the analysis of the features of brinell hardness test indentation image the applied image segmentation algorithm based on the histogram of the indentation image is put forward.
以45#调质钢硬度试验为例,研究了金属材料布氏硬度试验中测量不确定度的评定。
The evaluation of measuring uncertainty in metallic material Brinell hardness test is studied by testing the hardness of the 45 quenched and tempered steel.
力学性能试验结果表明,电磁搅拌作用下,AZ31镁合金的布氏硬度、抗拉强度明显提高,但伸长率变化不大。
Mechanical performance test result shows that the effect of electromagnetic stirring can significantly increase the hardness and mechanical properties of AZ31 alloy, but elongation change little.
本实验室配备有万能材料试验机、材料力学特性计算机分析系统、光学布氏、洛氏、维氏硬度计。
The laboratories are equipped with universal metal material testing machine, the analysis system of the mechanical performance of metal materials, optical Brinell, Rockwell, Vickers hardness tester.
本实验室配备有万能材料试验机、材料力学特性计算机分析系统、光学布氏、洛氏、维氏硬度计。
The laboratories are equipped with universal metal material testing machine, the analysis system of the mechanical performance of metal materials, optical Brinell, Rockwell, Vickers hardness tester.
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