设备腐蚀状况的脉冲涡流检测技术  

Corrosion Detection by Means of Pulsed Eddy Current Testing Technique

作　　者：石坤[1] 林树青[1] 沈功田[1] 范智勇[1] 

机构地区：[1]中国特种设备检测研究中心,北京100013

出　　处：《无损检测》2007年第8期434-436,共3页Nondestructive Testing

摘　　要：承压设备的腐蚀状况检测非常重要。介绍了一种新型的腐蚀检测技术,即脉冲涡流检测技术。该技术检测腐蚀时不需要去除绝缘层,测量数据重复性好、精度高,是一种简便、高效、经济和实用的腐蚀测厚方法。Corrosion detection is a very important item for pressure-bearing equipment. An advanced technique, pulsed eddy current detection, was introduced for corrosion detection. Testing results showed that it is a feasible, convenient, efficient, cost-effective and practical method without the need for removing any insulation and preparing surface.

关 键 词：脉冲涡流检测 腐蚀 测厚 

分 类 号：TG115.28[金属学及工艺—物理冶金]