Dec 10 2012
Nickel silver UNS C74500 has a copper content of not less than 63.5%.
The following table shows the mechanical properties of UNS C74500 wires as a function of heat treatment and thickness.
Temper |
Thickness |
Tensile Str. |
Elong. |
OS015 |
2mm. (0.08 in.) |
434MPa (63ksi) |
35% |
OS025 |
2mm. (0.08 in.) |
400MPa (58ksi) |
40% |
OS035 |
2mm. (0.08 in.) |
386MPa (56ksi) |
45% |
OS050 |
2mm. (0.08 in.) |
359MPa (52ksi) |
48% |
OS070 |
2mm. (0.08 in.) |
345MPa (50ksi) |
50% |
Equivalent materials to UNS C74500 copper alloy are given below:
-
ASTM B122
-
ASTM B151
-
ASTM B206
-
QQ W321
The chemical composition of UNS C74500 copper alloy is outlined in the following.
Element |
Content (%) |
Copper, Cu |
63.5-66.5 |
Nickel, Ni |
9-11 |
Manganese, Mn |
0.5 |
Iron, Fe |
0.25 |
Lead, Pb |
0.09 |
Zinc, Zn |
Remainder |