NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

DIN EN IEC 60721-3-4 ; VDE 0468-721-3-4:2020-05 [CURRENT] references following documents:

Document number Edition Title
ISO 9223 2012-02 Corrosion of metals and alloys - Corrosivity of atmospheres - Classification, determination and estimation More