2017DIN EN ISO 20339:2017-08 Non-destructive testing - Equipment for eddy current examination - Array probe characteristics and verification (ISO 20339:2017); German version EN ISO 20339:2017
2017DIN EN ISO 20339:2017 Non-destructive testing - Equipment for eddy current examination - Array probe characteristics and verification (ISO 20339:2017)
1970DIN EN ISO 20339 E:2016-01 Non-destructive testing eddy current testing equipment array probe characteristics and verification (draft)