超声硬度计原理及其发展  

Ultrasonic Hardness Tester and Its Evolution

作　　者：李疆[1] 董景新[1] 张自安[2] 杨雨萍 

机构地区：[1]清华大学精密仪器系,北京100084 [2]营口大学,辽宁营口115003

出　　处：《金属热处理》2001年第2期41-43,共3页Heat Treatment of Metals

摘　　要：超声硬度计是一种普适的无损测试仪器。通过对其工作原理的分析和与其他硬度测试仪器的对比 ,总结了超声硬度计在硬度测试上独特的优越性。现代电子技术和超声硬度测试方法的结合使得超声硬度计日臻完善 。The ultrasonic hardness tester is an versatile nondestructive tester.Compared with the traditional hardness tester and the Leeb hardness tester,the ultrasonic hardness tester has its unique superiority.With the development of modern electronic technique,the ultrasonic hardness test method becomes more and more perfect,its use also becomes more and more widely.

关 键 词：超声硬度计 硬度测试 超声接触阻抗方法 

分 类 号：TH871.5[机械工程—仪器科学与技术]