SAE AMS 2489B:2026-04-23
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SAE AMS 2489B:2026-04-23

Blackening of Steel, Touch-Up Method

Summary

This specification covers the requirements for an inorganic black coating applied at ambient temperature to steel to touch up black oxide coating in areas where the black oxide has been removed. This coating is intended only to visually change the surface to a black color, not to meet the requirements of any black oxide specification.

Technical characteristics

Publisher SAE International
Publication Date 04/23/2026
Page Count 6
Themes Aerospace
EAN ---
ISBN ---
Weight (in grams) ---

Replaces

SAE AMS 2489A:2021-01-08

SAE AMS 2489A:2021-01-08

Blackening of Steel Touch Up Method
08/01/2021
Superseded , Reaffirmed
Historical

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