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C90500 Bronze, SAE 62, Gun Metal |
Chemical Properties -- C90500 Bronze / SAE 62 / Gun Metal
Element |
Nominal % |
Minimum % |
Maximum % |
| Aluminum |
- |
- |
.005 |
| Antimony |
- |
- |
.20 |
| Copper |
88 |
86 |
89 |
| Iron |
- |
- |
.20 |
| Lead |
- |
- |
.30 |
| Nickel |
- |
- |
1 |
| Phosphorus |
- |
- |
.05 |
| Silicon |
- |
- |
.005 |
| Sulfur |
- |
- |
.05 |
| Tin |
10 |
9 |
11 |
| Zinc |
2 |
1 |
3 |
Mechanical Properties -- C90500 Bronze / SAE 62 / Gun Metal
| MO1 - As Sand Cast |
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| Tensile Strength: |
Minimum 45 ksi |
| Yield Strength: |
Minimum 22 ksi - 0.5% Ext. under load |
| Elongation: |
Minimum 25% in 2 in. |
| Brinell Hardness: |
75 @ 500 kg load |
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| M02 - As Centrifugal Cast |
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| Tensile Strength: |
Minimum 45 ksi |
| Yield Strength: |
Minimum 22 ksi - 0.5% Ext. under load |
| Elongation: |
25% in 2 inches |
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| M07 - As Continuous Cast |
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| Tensile Strength: |
Minimum 44 ksi |
| Yield Strength: |
Minimum 25 ksi - 0.5% Ext. under load |
| Elongation: |
10% in 2 inches |
Physical Properties -- C90500 Bronze / SAE 62 / Gun Metal
| Property |
US Customary |
| Melting Point - Liquidus |
1830 F |
| Melting Point - Solidus |
1570 F |
| Density |
0.315 lb/in3 at 68 F |
| Specific Gravity |
8.72 |
| Specific Heat Capacity |
0.09 Btu/lb/oF at 68 F |
| Coefficient of Thermal Expansion |
11.0 ·10-6 per oF (68-572 F) |
| Thermal Conductivity |
43.2 Btu · ft/(hr · ft2·oF)at 68F |
| Electrical Conductivity |
11 %IACS @ 68 F |
| Electrical Resistivity |
94.0 ohms-cmil/ft @ 68 F |
| Modulas of Elasticity in Tension |
15,000 ksi |
Fabrication Properties -- C90500 Bronze / SAE 62 / Gun Metal
| Joining Methods |
Suitability |
| Soldering |
Excellent |
| Brazing |
Good |
| Oxyacetylene Welding |
Fair |
| Gas Shielded Arc Welding |
Fair |
| Coated Metal Arc Welding |
Fair |
| Machinability (C360 Brass =100) |
30 |
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