轴承产品渗透检测测量不确定度评定探讨  

Discussion on Evaluation of Measurement Uncertainty of Penetrant Testing of Bearing Products

作　　者：陈翠丽 CHEN Cuili(Luoyang LYC Bearing Co.,Ltd.,State Key Laboratory of Aviation Precision Bearings,Henan High-end Bearing Industry Research Institute,Henan Bearing Technology Innovation Center,Luoyang 471039,China)

机构地区：[1]洛阳LYC轴承有限公司技术中心、航空精密轴承国家重点实验室、河南省高端轴承产业研究院、河南省轴承技术创新中心,河南洛阳471039

出　　处：《无损探伤》2023年第4期39-41,共3页Nondestructive Testing Technology

摘　　要：分析了轴承产品在渗透检测中,缺陷长度测量不确定度的各种影响因素,并通过试验和计算,对渗透检测缺陷尺寸的测量不确定度进行了评定,进而得出结论:在包含因子k=2时,轴承渗透检测缺陷长度的扩展不确定度为0.44mm。Taking the bearing ring as the detected object,the measurement uncertainty of the flaw size of the penetration testing was evaluated.The results showed that when the factor k=2 was included,the extended uncertainty of the flaw length of the bearing penetration testing was O.44mm.

关 键 词：渗透检测 测量不确定度 轴承 缺陷 

分 类 号：TG115.28[金属学及工艺—物理冶金]