NA 021
DIN Standards Committee Iron and Steel
Standards
[Withdrawn]
ISO 4992-1
ISO 4992-1
Steel castings - Ultrasonic examination - Part 1: Steel castings for general purposes
Title (German)
Stahlguss - Ultraschallprüfung - Teil 1: Stahlguss für allgemeine Verwendung
Responsible national committee
NA 021-00-11 AA - Steel castings