DIN EN ISO 8251:2011 Anodizing of aluminium and its alloys - Measurement of abrasion resistance of anodic oxidation coatings (ISO 8251:2011); German version EN ISO 8251:2011
DIN EN ISO 8251:2018 Anodizing of aluminium and its alloys - Measurement of abrasion resistance of anodic oxidation coatings (ISO 8251:2018)
Lithuanian Standards Office , iso+8251
LST EN ISO 8251:2011 Anodizing of aluminium and its alloys - Measurement of abrasion resistance of anodic oxidation coatings (ISO 8251:2011)
AENOR, iso+8251
UNE-EN ISO 8251:2011 Anodizing of aluminium and its alloys - Measurement of abrasion resistance of anodic oxidation coatings (ISO 8251:2011)