JIS-C-2550-4 Complete Document History
Test methods for electrical steel strip and sheet -- Part 4: Methods of test for the determination of surface insulation resistance of electrical strip and sheet

Complete Current Edition:
   2019 EDITION - Part 4: Methods of test for the determination of surface insulation resistance of electrical strip and sheet - Jan. 1, 2019

Obsolete Revision Information:
   2011 EDITION - Part 4: Methods of test for the determination of surface insulation resistance of electrical strip and sheet - Jan. 1, 2011