Precious Metals
Coin Silver
| Application & Characteristics | |
|---|---|
| Higher strength and better wearing properties than fine silver. | |
| Chemical Composition (%) | |
| Ag 90; Cu 10 | |
| Physical Properties | |
| Melting Range (°F) | 1420 1620 |
| Density (lbs/in³) 68F | 0.371 |
| Thermal Expansion (in/in °Fx10 to the power of -6) | |
| Electrical Resistivity (ohms/cir mil/ft.) 68F | 11.9 |
| Mechanical Properties Temper = A | |
| Tensile Strength (psi x 10³) | 40 |
| Yield Strength (psi x 10³) | 20 |
| Elongation ( % ) | 40 |
| Mechanical Properties Temper = H | |
| Tensile Strength (psi x 10³) | 65 |
| Yield Strength (psi x 10³) | 55 |
| Elongation ( % ) | 5 |
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