NF A91-455-4:1999
Aluminium and aluminium alloys. Anodizing. Part 4 : estimation of loss of absorptive power of anodic oxidation coatings after sealing by dye spot test with prior acid treatment.

Standard No.

NF A91-455-4:1999

Release Date

1999

Published By

Association Francaise de Normalisation

Status

Be replaced 2010-11

Replace By

NF A91-482:2010

Latest

NF A91-482:2010

NF A91-455-4:1999 history

• 2010 NF A91-482:2010 Anodizing of aluminium and its alloys - Estimation of loss of absorptive power of anodic oxidation coatings after sealing - Dye spot test with prior acid treatment.
• 1999 NF A91-455-4:1999 Aluminium and aluminium alloys. Anodizing. Part 4 : estimation of loss of absorptive power of anodic oxidation coatings after sealing by dye spot test with prior acid treatment.