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 MIL-HDBK-419A
Table 1-26
Protective Finishes for Bond Members
Finishing Requirements
Type Bond
Between Similar Metals
1.
Clad and corrosion resistant aluminum
Clean and deoxidize
a.
(6061)
Non-corrosion resistant aluminum
Chemically treat per MIL-C-5541 (1-9) using colored
b.
inspectable coating on both members of joint (Alodine
600, Iridite 14).
If entire part is finished, plate with tin, MIL-T-10727
c.
Steel (alloy and carbon)
(1-10), Type I or II. If only faying surface is finished,
plate with tin using brush plating method.
Clean per TT-C-490 (1-11) Method1 (abrasive) or
Corrosion-resistance steel (18-8
d.
Method VI (phosphoric acid etch) for machined
stainless steel)
surfaces.
If entire part is finished, plate with tin, MIL-T-10727,
e.
Copper and copper alloys
Type I or II. If only faying surface is finished, plate
with tin using brush plating method.
Dissimilar Metals
2.
Clean and deoxidize
a.
Corrosion resistant aluminum mated
with the following metals:
Chemically treat per MIL-C-5541, colored inspectable
(1) Non-corrosion resistant aluminums
coating (Alodine 600, Iridite 14).
If entire part is finished, plate with tin, MIL-T-10727,
(2) Steel (alloy and carbon)
Type I or II. If only faying surface is finished, plate
with tin using brush plating method.
If entire part is finished, plate with tin, MIL-T-10727,
(3) Copper and copper alloys
Type I or II. If only faying surface is finished, plate
with tin using brush plating method.
1-145
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