Hard Anodic Coating on Aluminum and Aluminum Alloys AMS2469K

DOI: https://doi.org/10.4271/AMS2469K

Issuing Committee: AMS B Finishes Processes and Fluids Committee

Publisher: SAE International

Pages: 9

Rationale: AMS2469K results from a Five-Year Review and update of this specification: added ordering information, added electrical contact points per general agreement (3.1.2), added features not allowed to be anodized to masking (3.1.3), added allowable final rinse (3.2.1), added that cog shall specify or approve of specific sealing solutions (3.2.2), changed “cold” rinse to “not exceeding 120 °F” (3.2.1), added touch-up allowance as in similar specifications (3.2.3), added allowance for dimensional gauging of thickness (3.3.1.1), clarified coating weight requirement (3.3.2), updated abrasion resistance requirements (3.3.4), added standard wording regarding suspension of periodic testing (4.2.2.1), updated approval wording (4.4.1), updated control factors (4.4.3), updated precaution notes (8.2), and added note regarding water for make-up and replenishment.