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Black oxide coatings may be applied to ferrous metals, such as wrought iron, carbon, low alloy, and corrosion resistant steels


Black oxide coating provides limited corrosion protection compared to zinc flake or

zinc electroplating finishes.

Allegheny Coatings offers Black Oxide services capable of meeting the following specifications:

  • MIL-DTL-13924D

  • AMS 2485H  


Black Oxide and related services are

available in Ridgway, PA

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