FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy, particularly to compound of alloys on the basis of copper for manufacturing of watchcases, coins, flatware, jewelry. For increasing of free-flowing alloy allows following content, wt %: beryllium 0.01-0.03; silver 3.0-5.0; zinc 6.0-10.0; gold 2.0-3.0; nickel 0.2-0.3; boron 0.01-0.03; copper - the rest. Free-flowing of alloy by spiral test is 430 - 450 mm.
EFFECT: increasing of alloy free-flowing.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| ALLOY ON BASIS OF GILT COPPER | 2008 |
|
RU2356973C1 |
| COPPER BASED ALLOY | 2009 |
|
RU2384635C1 |
| COPPER BASED ALLOY WITH YELLOW GOLD COLOUR | 2006 |
|
RU2326955C1 |
| ALLOY ON BASIS OF AURUM | 2008 |
|
RU2361942C1 |
| COPPER-BASED ALLOY | 2011 |
|
RU2445385C1 |
| ALLOY | 2012 |
|
RU2479654C1 |
| ALLOY | 2006 |
|
RU2331686C1 |
| ALLOY ON BASIS OF COPPER | 2009 |
|
RU2382098C1 |
| SILVER-BASE ALLOY | 2008 |
|
RU2364645C1 |
| ALLOY ON BASE OF GOLD | 2008 |
|
RU2366739C1 |
