Home / Standards / GB/T 2522-2007 GB/T 2522-2007 Abolished Methods of test for determination of surface insulation resistance and lamination factor of electric sheet and strip 电工钢片(带)表面绝缘电阻、涂层附着性测试方法 Standard Type GBT ICS 77.040.99 CCS H21 Status 废止 Issue Date 2007-01-11 Implementation 2007-06-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A