Anodizing of aluminium and its alloys - Measurement of abrasion resistance of anodic oxidation coatings (ISO 8251:2011); German version EN ISO 8251:2011— 36 стр.
Anodizing of aluminium and its alloys - Measurement of abrasion resistance of anodic oxidation coatings (ISO 8251:2018); German version EN ISO 8251:2018— 41 стр.