Home / Standards / GB/T 12604.5-1990 GB/T 12604.5-1990 Abolished Termonology for nondestructive testing--Magnetic particle testing 无损检测术语 磁粉检测 Standard Type GBT ICS 77.040.20 CCS H26 Status 废止 Issue Date 1990-12-18 Implementation 1991-12-01 Responsible Dept 国家标准委 Drafting Unit N/A