we recommend you do the same. Any FAA facility or engineer can do there own testing and get clearance and the cost is nothing compared to the potential. HTS-2000 works on all aluminum including 6061 T-6, 2024-T3 clad and 7075-T6 clad aluminum. Please see this link for more information...
(a process for cobalt plating of 6061-T6 wrought aluminum utilizing an ALUMON®--a registered trademark of Enthone Incorporated, West Haven, Conn.--double zincate process); Colonel U.S. Pat. No. 3,281,266 (a process for electroless nickel plating over a double zincate protective coating...