to Silver alloys
to Properties of silver alloys
(submitted by the website administration)
| Sterling silver | ||||
| Chemical composition: Ag=92.5% Cu=7.5% | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 10.37 *10³ | kg/m³ | 5.47 | Troy oz/in³ |
|---|---|---|---|---|
| Thermal expansion (20 ºC) | 1.9*10-5 | ºCˉ¹ | 1.06*10-5 | in/(in* ºF) |
| Specific heat capacity | 245 | J/(kg*K) | 0.0585 | BTU/(lb*ºF) |
| Electrical conductivity (IACS) | 96 | % | 96 | % |
| Tensile strength (annealed) | 207 | MPa | 30000 | psi |
| Yield strength (annealed) | 124 | MPa | 18000 | psi |
| Elongation (annealed) | 41 | % | 41 | % |
| Tensile strength (wire, annealed) | 283 | MPa | 41000 | psi |
| Elongation (wire, annealed) | 40 | % | 40 | % |
| Hardness (wire, annealed) | 71 | HV | 71 | HV |
| Tensile strength (wire, 1/2 hard) | 386 | MPa | 56000 | psi |
| Hardness (wire, 1/2 hard) | 95 | HV | 95 | HV |
| Tensile strength (wire, full hard) | 496 | MPa | 72000 | psi |
| Hardness (wire, full hard) | 123 | HV | 123 | HV |
| Tensile strength (wire, spring hard) | 552 | MPa | 80000 | psi |
| Hardness (wire, spring hard) | 140 | HV | 140 | HV |
| Liquidus temperature | 788 | ºC | 1450 | ºF |
| Solidus temperature | 891 | ºC | 1635 | ºF |