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Electroless Nickel vs Hard ChromeTECHNICAL DATA SHEET
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ELECTROLESS NICKEL |
HARD CHROME |
| METAL DISTRIBUTION |
VERY GOOD |
POOR |
| CORROSION RESISTANCE |
1,000 HOURS
ASTM B117 |
400 HOURS
ASTM B117 |
HARDNESS:
AS DEPOSITED
HEAT TREAT |
48-52 Rc
70 Rc |
64-69 Rc
48-52 Rc |
| MELTING POINT |
1800oF |
2900oF |
| WEAR RESISTANCE |
GOOD |
VERY GOOD |
CO-EFFICIENT OF FRICTION:
DYNAMIC
STATIC |
0.19
0.20 |
0.16
0.17 |
| DUCTILITY |
1-2% |
Very Low Almost 0 |
| EFFLUENT COST |
RELATIVELY LOW |
HIGH |
DEPOSITION RATE
(PER HOUR PER HOUR) |
.0002 - .0003 |
.001 - .002 |
| EFFECTIVE OF HYDROGEN EMBRITTLEMENT ON
PLATED COMPONENTS |
FAIR/NOT SERIOUS |
USUALLY SERIOUS |
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