German silver is an alloy of
copper: 25 nickel: 45 and zinc : 30 | |
copper: 15, nickel: 45 and zinc: 40 | |
Copper: 55 nickel: and zinc : 20 | |
copper: 25 nickel: 55 and zinc : 20 |
copper: 25 nickel: 45 and zinc : 30 | |
copper: 15, nickel: 45 and zinc: 40 | |
Copper: 55 nickel: and zinc : 20 | |
copper: 25 nickel: 55 and zinc : 20 |