China 'GB/T 20935.2-2009
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20935.2-2009
Method of electromagnetic acoustic inspection for metal materials - Part 2: Standard practice for ultrasonic testing using electromagnetic acoustic transducer(EMAT)techniques 金属材料电磁超声检验方法 第2部分:利用电磁超声换能器技术进行超声检测的方法
Issued Date:2009-10-30
Implemented Date:2010-05-01
Issued by:
The Standardization Administration of the People's Republic of China