Typical Uses
- Automotive
- Builders Hardware Clamps
- Building Heavy Construction Equipment
- Electrical Connectors
- Fasteners Nuts
- Industrial Bushings, Bearings, Piston Rings, Pump Bodies, Valves, Seal Rings, Worm Gears, Expansion Bearings, Pump Impellers, Valve Bodies, Gears, Gear Blanks, Finishing Dies for Wood Pulp Industry
- Plumbing Water Conditioners, Steam Fittings
Similar or Equivalent Specification
| CDA |
ASTM |
ASARCON |
SAE |
AMS |
Federal |
Ingot# |
Military |
Other Desc |
| C90500 |
ASTM B505 |
100 |
SAE 62 |
AMS 4845 |
QQ-C-390B TYPE III |
225 |
MIL-B-11553 COMP 16 |
GUN METAL |
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ASTM B22 |
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SAE J461 |
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QQ-B-1005 COMP. 16 |
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SAE J462 |
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Chemical Composition (according to ASTM B505-08)
| Cu% |
Sn% |
Pb% |
Zn% |
Fe% |
Ni% |
Sb% |
P% |
S% |
Al% |
Mn% |
Si% |
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Note: Single values represent maximums.
- A In determining copper minimum, copper may be calculated as copper plus nickel.
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Mechanical Properties (according to ASTM B505-08)
| Tensile Strength (min) |
Yield Strength (at .5% extention under load min) |
Elongation (in 2in. or 50mm min, %) |
Brinell Hardness (min) |
Remarks |
| Ksi |
MPa |
Ksi |
MPa |
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| 44 |
303 |
25 |
172 |
10 |
N/A |
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Machinability
| Alloy |
Rating |
Density |
| C90500 |
30 |
0.315 |
Physical Properties (provided by CDA)
| |
US Customary |
Metric |
| Melting Point - Liquidus |
1830 F |
999 C |
| Melting Point - Solidus |
1570 F |
854 C |
| Density |
0.315 lb/in3 at 68 F |
8.72 gm/cm3 @ 20 C |
| Specific Gravity |
8.720 |
8.72 |
| Electrical Resistivity |
940 ohms-cmil/ft @ 68 F |
15.63 microhm-cm @ 20 C |
| Electrical Conductivity |
110 %IACS @ 68 F |
0.064 MegaSiemens/cm @ 20 C |
| Thermal Conductivity |
43.20 Btu · ft/(hr · ft2·°F)at 68F |
74.8 W/m · °K at 20 C |
| Coefficient of Thermal Expansion |
110 ·10-6 per oF (68-392 F) |
19.8 ·10-6 per °C (20-200 C) |
| Specific Heat Capacity |
0.090 Btu/lb/°F at 68 F |
377.1 J/kg · °K at 293 K |
| Modulas of Elasticity in Tension |
15000 ksi |
103400 MPa |
| Magnetic Permeability |
10 |
1.0 |
Fabrication Properties (provided by CDA)
| Joining Technique |
Suitability |
| Soldering |
Excellent |
| Brazing |
Good |
| Oxyacetylene Welding |
Fair |
| Gas Shielded Arc Welding |
Fair |
| Coated Metal Arc Welding |
Fair |
Thermal Properties (provided by CDA)
| Treatment |
Temp./Time - US |
Temp./Time - SI |
| Stress Temperature |
500 |
260 |
| Solution Minimum |
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| Solution Maximum |
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| Solution Time |
0.0 |
| Solution Medium |
None |
| Precipitation Value |
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| Precipitation Time |
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| Precipitation Medium |
None |
| Annealing Minimum |
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| Annealing Maximum |
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| Annealing Time |
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| Hot Works Minimum |
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| Hot Works Maximum |
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