FIELD: mining engineering.
SUBSTANCE: invention relates to metallurgy and can be used for manufacturing of jewels, coins, flatware. Invention contains, wt %: copper 18.0-20.0; nickel 2.0-2.5; indium 0.5-1.0; tin 0.01-0.02, niobium 0.08-0.12; beryllium 0.01-0.02; silver 76.5-80.0. Tensile strength of alloy is preliminary 70 kilogram-force/mm2.
EFFECT: alloy hardening.
| Title | Year | Author | Number |
|---|---|---|---|
| ALLOY ON BASIS OF AURUM | 2008 |
|
RU2361942C1 |
| ALLOY ON SILVER BASE | 2006 |
|
RU2335558C1 |
| COPPER BASED ALLOY | 2009 |
|
RU2384635C1 |
| ALLOY ON BASIS OF GILT COPPER | 2008 |
|
RU2356974C1 |
| SILVER-BASE ALLOY | 2008 |
|
RU2364645C1 |
| ALLOY ON SILVER BASE | 2006 |
|
RU2328539C1 |
| ALLOY ON BASIS OF GILT COPPER | 2008 |
|
RU2356973C1 |
| ALLOY ON SILVER BASE | 2008 |
|
RU2374347C1 |
| SILVER BASED ALLOY | 2006 |
|
RU2332477C1 |
| GOLD-BASE ALLOY | 2008 |
|
RU2365654C1 |
