DS/EN 12373-4 1999 Edition, May 20, 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
Additional Comments: W/D S/S BY DS/EN ISO 2143
Published By:Dansk Standardiseringsrad (DS)
This Part of this European Standard specifies a method of estimating the loss of absorptive power of anodic oxidation coatings that have undergone a sealing treatment, by dye absorption after acid pretreatment.