 |
|
FINISH |
MILITARY |
AMS |
ASTM |
NOTES |
|
Anodize, Chromic |
MIL-A-8625, Type I |
2470 |
B 580, Type G |
also called GRAY anodize |
|
Anodize, Phosphoric |
MIL-HDBK-691 |
ARP 1575 |
D 3933 |
used for metal to metal bonding
application |
|
Anodize, Sulfuric, Undyed |
MIL-A-8625, Type II Class 1 |
2471 |
B 580, Type D-F |
sealed in dichromate, DI water or
nickel acetate |
|
Anodize, Sulfuric, Dyed |
MIL-A-8625, Type II Class 2 |
2472 |
B 580, Type D-F |
black, blue, gold, green, and red
dye available |
|
Anodize, Hardcoat |
MIL-A-8625, Type III |
2468, 2469 |
B 580, Type A |
thicker, denser anodize for abrasion
resistance |
|
Anodize, Hardcoat, Teflon Sealed |
MIL-A-63576 |
2482 |
-- |
AnoLube III |
|
Black Chrome |
MIL-C-14538 |
-- |
-- |
AnoBlack Cr |
|
Black Copper |
MIL-F-495 |
-- |
-- |
AnoBlack Cu |
|
Black Nickel |
MIL-P-18317 |
-- |
-- |
AnoBlack Ni |
|
Black Oxide for Steel |
MIL-C-13924, Class 1 |
2485 |
-- |
typically oiled otherwise only slight
protection |
|
Black Oxide for Stainless |
MIL-C-13924, Class 4 |
-- |
-- |
often smutty ulness wiped |
|
Cadmium |
QQ-P-416 |
2400 |
B 766 |
bright, black, olive drab, or yellow |
|
Cadmium, Low Embrittlement |
MIL-STD-870 |
2401 |
-- |
for aerospace application on high
strength steels |
|
Chem Film, General Purpose |
MIL-C-5541, Class 1A |
2473 |
B 449, Class 1,2 |
often called by proprietary names,
Iridite or Alodine |
|
Chem Film, Low Resistance |
MIL-C-5541, Class 3 |
2474 |
B 449, Class 3 |
thinner than above, but still yellow |
|
Chrome, Hard |
QQ-C-320, Class 2 |
2406 |
B 650 |
thin dense chrome AMS 2438 |
|
Chrome, Decorative |
QQ-C-320, Class 1 |
-- |
B 456 |
actually nickel - chrome |
|
Copper |
MIL-C-14550 |
2418 |
B 734 |
use cyanide for heat treat stop-off
applications |
|
Electroless Nickel |
MIL-C-26074 |
2404 |
B 733 |
also available with co-deposited
Teflon™ |
|
Electroless Nickel, Low Phos. |
-- |
2405 |
B 733 |
for harder coatings as deposited
(HRC 55-60) |
|
Gold, High Purity |
MIL-G-45204, Grade A |
2422 |
B 488, Type 1 |
for wire bonding and sealing |
|
Gold, Hardened |
MIL-G-45204, Grade C |
-- |
B 488, Type 3 |
for terminal pins and contacts |
|
Lubricant, Dry Film |
MIL-L-46010, MIL-L-8937 |
3084 |
-- |
moly disulfide type, either heat-cured
or air-dry |
|
Magnesium-DOW #7 |
MIL-M-3171, Type III |
2475 |
D1732 |
dichromate conversion coating |
|
Magnesium-DOW #9 |
MIL-M-3171, Type IV |
-- |
-- |
also called galvanic anodize |
|
Nickel |
QQ-N-290 |
2403 |
B689 |
offering semi-bright or bright |
|
Nickel, Low Stress |
MIL-P-27418 |
2424 |
-- |
for greater ductility in deposit |
|
Passivate |
QQ-P-35 |
2550 |
A 380 |
improved corrosion resistance on
stainless |
|
Phosphate, Manganese |
DOD-O-16232, Type M |
2481 |
-- |
best undercoat for dry lube; good
wearability |
|
Phosphate, Heavy Zinc |
DOD-O-16232, Type Z |
-- |
-- |
prevents wear as well as providing
corrosion resistance |
|
Phosphate, Light Zinc |
TT-C-490, Type 1 |
2480 |
-- |
typically used as paint or dry lube
undercoat |
|
Silver |
QQ-S-365 |
2410,2411,2412 |
B 700 |
semi-bright, non-decorative applications
only |
|
Tin |
MIL-T-10727, Type I |
2408 |
B 545 |
offering dull, matte, bright &
reflowed |
|
Tin - Lead (i.e. Solder) |
MIL-P-81728 |
-- |
B 579 |
either 60/40 or 90/10 tin/lead available |
|
Titanium Anodize |
-- |
2488 Type 1 |
-- |
ASTM B 600 covers descaling &
cleaning of titanium |
|
Titanium Conversion Coat |
-- |
2486 |
-- |
fluoride - phosphate type |
|
Zinc |
QQ-Z-325 |
2402 |
B 633 |
bright, black, olive drab, or yellow |
|
|
