FED TT-C-490G covers processes, pretreatments, and pre-primer surface preparations of metallic substrates for coating applicators. It covers metal surface preparation for delaying corrosion initiation and promoting primer adhesion. In addition, this specification covers the testing requirements for qualification of conversion coatings, the pretreatments and pre-primer coatings. Additional qualification requirements may be required based on each specific application.
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Published: 09/09/2019 Number of Pages: 36 File Size: 1 file , 440 KB