The evaluation of measuring uncertainty in metallic material Brinell hardness test is studied by testing the hardness of the 45 quenched and tempered steel.
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。
2
Method of measurement uncertainty evaluation for Brinell hardness test results was introduced in the present work.
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。
3
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.