热轧钢板布氏硬度测量不确定度评定  

Measurement Uncertainty Evaluation of Brinell Hardness Test of Hot-rolled Plates

作　　者：毕文婕 曹福民 樊建华 王坤朋 Bi Wenjie;Cao Fumin;Fan Jianhua;Wang Kunpeng(Cangzhou Product Quality Supervision and Inspection Institute,Cangzhou Hebei 061001,China)

机构地区：[1]沧州市产品质量监督检验所,河北沧州061001

出　　处：《工程与试验》2020年第1期6-7,共2页Engineering and Test

摘　　要：根据GB/T 231.1-2018对热轧钢板进行了布氏硬度试验,并分别采用考虑硬度计示值最大允许误差和考虑硬度计系统误差两种方法对测量结果进行不确定度评价。According to GB/T 231.1-2018,Brinell hardness test is carried out on hot rolled steel plate,and the measurement uncertainty is evaluated by two methods,which are the maximum permissible error of the indicated value and the systematic error of the hardness tester.

关 键 词：布氏硬度试验 测量不确定度评定 最大允许误差 系统误差 

分 类 号：V224[航空宇航科学与技术—飞行器设计]