材料内应力的检测方法  

Testing Method for Internal Stress of Materials

作　　者：李向东[1] 涂春磊[1] 伍昊 朱和国[2] 吴江涛 方文平 LI Xiangdong;TU Chunlei;WU Hao;ZHU Heguo;WU Jiangtao;FANG Wenping(Special Equipment Safety Supervision Inspection Institute of Jiangsu Province,Nanjing 211800,China;School of Materials Science and Engineering,Nanjing University of Science&Technology,Nanjing 210094,China;Jianwei Mechanical&Electrical Technology Co.,Ltd.,Hangzhou311100,China)

机构地区：[1]江苏省特种设备安全监督检验研究院,南京211800 [2]南京理工大学材料科学与工程学院,南京210094 [3]杭州戬威机电科技有限公司,杭州311100

出　　处：《理化检验（物理分册）》2020年第6期15-20,共6页Physical Testing and Chemical Analysis(Part A:Physical Testing)

基　　金：江苏省科技计划项目(BE2018753/KJ185629)。

摘　　要：首先介绍了内应力产生的原因,然后分别介绍了内应力的无损检测方法(X射线衍射法、中子衍射法、磁测法和超声波检测法)及有损检测法(盲孔法)的基本原理、优缺点和研究现状,最后对内应力检测方法的应用前景进行了展望。This paper first introduced the causes of internal stress,then introduced the basic principles,advantages and disadvantages,and research status of nondestructive testing methods(X-ray diffraction method,neutron diffraction method,magnetic measurement method and ultrasonic detection method)and destructive testing method(blind hole method),respectively.Finally,the application prospect of internal stress testing method was prospected.

关 键 词：内应力 X射线衍射法 中子衍射法 磁测法 超声波检测法 盲孔法 

分 类 号：TG115.28[金属学及工艺—物理冶金]