Developed by Subcommittee D01.46 on Industrial Protective Coatings, part of ASTM International Committee D01 on Paint and Related Coatings, Materials and Applications, ASTM D7803 describes methods of preparing surfaces of hot-dip galvanized iron and steel for powder coating and the application of powder coating materials. Standard explains steps to achieve adherence of powder coating over galvanized steel so there is no adhesion failure of powder system.
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