This assessment method is applicable particularly to sheet with thin anodic oxide coatings. ISO 3211 describes principle, apparatus, procedure, expression of results and test report. A figure shows the measuring instrument used.
ISO 3211:1977 history
2018ISO 3211:2018 Anodizing of aluminium and its alloys — Assessment of resistance of anodic oxidation coatings to cracking by deformation
2010ISO 3211:2010 Anodizing of aluminium and its alloys - Assessment of resistance of anodic oxidation coatings to cracking by deformation
1977ISO 3211:1977 Anodizing of aluminium and its alloys; Assessment of resistance of anodic oxide coatings to cracking by deformation
1974ISO 3211:1974 Title missing - Legacy paper document