DIN Standards Committee Welding and allied processes
ISO 9224
Corrosion of metals and alloys - Corrosivity of atmospheres - Guiding values for the corrosivity categories
Korrosion von Metallen und Legierungen - Korrosivität von Atmosphären - Anhaltswerte für die Korrosivitätskategorien
Responsible national committee
NA 062-01-71 AA - Corrosion and corrosion protection
Responsible international committee
ISO/TC 156/WG 4 - Atmospheric corrosion testing and classification of corrosivity of atmosphere