IS 12554 : Part 1 : 1988 Non-destructive coating thickness testing instruments: Part 1 Eddy current instruments

1 Scope

1.1 This standard specifies the requirements of eddy currentinstruments for non-destructive measurements of thickness of anon-conductive or less conductive coating on a non-magnetic basemetal.

Note - The conductivity ratio of coating and base metal shall begreater than 4.

2 Reference

IS 2 : 1960    Rulesfor rounding off numerical values