FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy can be applied for manufacturing of decorations and coins. To increase durability, the alloy has the following composition, wt %: gold 58.0-59.0; silver 7.5-8.5; boron 0.01-0.015; titanium 0.01-0.015; zinc 0.1-0.15; cobalt 1.0-1.5; gallium 0.01-0.015; indium 0.1-0.15; the rest is copper. The ultimate tensile strength of alloy is 55-57 kg/mm2.
EFFECT: increased ultimate strength of alloy.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| ALLOY ON BASE OF GOLD | 2008 |
|
RU2366739C1 |
| ALLOY ON BASIS OF GOLD | 2008 |
|
RU2382096C1 |
| ALLOY ON GOLD BASIS | 2007 |
|
RU2333975C1 |
| ALLOY ON BASE OF GOLD | 2006 |
|
RU2331682C1 |
| ALLOY ON BASIS OF GOLD | 2008 |
|
RU2356969C1 |
| GOLD-BASED ALLOY | 2009 |
|
RU2400553C1 |
| ALLOY ON BASIS OF AURUM | 2008 |
|
RU2361942C1 |
| ALUMINIUM-BASED ALLOY | 2009 |
|
RU2391430C1 |
| ALLOY ON BASIS OF GOLD | 2007 |
|
RU2353690C1 |
| ALUMINIUM-BASED ALLOY | 2009 |
|
RU2391432C1 |
