MIL-STD-871 Electro-Chemical Stripping Of Inorganic FinishesThis standard covers the process and materials required for the stripping of inorganic finishes. Subsequent heat treating techniques needed to insure hydrogen embrittlement relief of the steel substrate are also described.

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MIL-STD-871B

Dissolved Metal                                  30 g/L max

(4 oz/gal max)

Temperature        21° to 26.6°C (70° to 80°F)

Procedure                                                      Make parts anodic at 2 volts

5.6.8   Solution 8: Acetic Acid - Hydrogen Peroxide

Initial Makeup               Control

Acetic Acid, Glacial                2 parts by volume                   Make no

Additions

Hydrogen Peroxide 30%                   1 part by volume          Use to

Depletion

Temperature                                      Room

Procedure                                          Immersion

5.6.9   Solution 9: Sulfuric - Nitric Acid

Initial Makeup               Control

Sulfuric Acid                                        66° Baumė                 19 parts by volume

Nitric Acid                                            40° Baumė                 1 part by volume

Temperature                                        Room

Procedure                                            Immersion

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