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What tests are used to evaluate an anodized finish?

What tests are used to evaluate an anodized finish?

There are many different tests used to evaluate anodized finishes. Some of the most commonly used tests are as follows:

American Society for Testing and Materials (ASTM).

B136-84 (2008)e1 每 Standard Method for Measurement of Stain Resistance of Anodic Coatings on Aluminum

B137-95 (2004) 每 Standard Test Method for Measurement of Coating Mass Per Unit Area on Anodically Coated Aluminum

B244-09 每 Standard Test Method for Measurement of Thickness of Anodic Coatings on Aluminum and Other Nonconductive Coatings on Nonmagnetic Basis Metals with Eddy-Current Instruments

B680-80 (2004) 每 Standard Test Method for Seal Quality of Anodic Coatings on Aluminum by Acid Dissolution

B117-07a 每 Standard Practice for Operating Salt Spray (Fog) Apparatus

These are just a few examples; many other standard test methods may be used to test anodized aluminum.