Objavljen
Specifies requirements relating to coatings intended to give protection against corrosion. Finishes for giving particular colours only or specifically to improve paint adhesion are not covered by this International Standard. Gives furhermore the method of application of chromate conversion coatings and a classification.
OBJAVLJEN
ISO 4520:1981
90.93
Odluka o potvrđivanju standarda
17. 11. 2021.
Hromatne konverzione prevlake na elektrolitičkim prevlakama cinka i kadmijuma - Opšti zahtevi i klasifikacija
95.99 Povučen
Hromatne konverzione prevlake na elektrolitičkim prevlakama cinka i kadmijuma
90.93 Odluka o potvrđivanju standarda