Taiwan Provincial Standard of the People's Republic of China
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CNS 8409-1989
Scope
This standard stipulates that the anodized film (hereinafter referred to as the film) of aluminum and aluminum alloy products (hereinafter referred to as the product) is tested for its resistance to deformation and cracking.
CNS 8409-1989 history
1989CNS 8409-1989 Methods of Test for Resistance to Cracking By Deforming of Anodic Oxidation Coatings on Aluminum and Aluminum Alloys