Black Oxide is a chemical surface conversion of metals forming an integral protective surface, while maintaining the dimensional integrity of the part. Along with a post treatment, corrosion resistance of 72 to 144 salt spray hours is possible.
 
Specifications

 


Military Specifications:
Mil-DTL-13924 Class 1 Rev. 0 Amendment 1*
Mil-DTL-13924 Class 4 Rev. 2 Amendment 1
Mil-F-495E
AMS-2485J
Mil-Std-171E
Cleveland Black Oxide does not comply with the chromic acid step 3.4.2.


Auto Industry:
Bendix HUS-BW-136A
Chrysler Spec P51129
Ford Spec ESF-MSP3-A
Ford Spec ESB-M6P4-A Stainless
Federal Mogul SPS-005
GM 4347M
Freightliner Corp. 49-00037
International Truck & Engine Corp. TMS-4108
Toyota Corp. TSH7603G
TRW S-00358501D


Others:
Emerison-RidgeTool Spec 3-1401
Dupont Spec. 4390
Honeywell Spec SPM7030-04
Vicker Corp. VS 2-3-1-5
Goodrich Power System Spec. PS-06-10
USDA MPI-2

Cleveland Black Oxide also meets standards as established by ASM, NASA, SAE/AMS, and AGA.

 

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