Jan 9 2013
Nickel silver UNS C75200 has a copper content of not less than 63%.
The following table shows the mechanical properties of UNS C75200 flat products as a function of heat treatment and thickness.
Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
B |
C |
F |
30T |
H01 |
1mm. (0.04 in.) |
448MPa (65ksi) |
345MPa (50ksi) |
20% |
73 |
- |
- |
65 |
H02 |
1mm. (0.04 in.) |
510MPa (74ksi) |
427MPa (62ksi) |
8% |
83 |
- |
- |
72 |
H04 |
1mm. (0.04 in.) |
586MPa (85ksi) |
510MPa (74ksi) |
3% |
87 |
- |
- |
75 |
OS015 |
1mm. (0.04 in.) |
414MPa (60ksi) |
207MPa (30ksi) |
32% |
55 |
- |
90 |
- |
OS035 |
1mm. (0.04 in.) |
400MPa (58ksi) |
172MPa (25ksi) |
40% |
40 |
- |
85 |
- |
Equivalent materials to UNS C75200 copper alloy are provided below:
- ASTM B122
- ASTM B151
- ASTM B206
- ASTM B458
- QQ W321
- SAE J461
- SAE J463
The chemical composition of UNS C75200 copper alloy is outlined in the following table.
Element |
Content (%) |
Copper, Cu |
63.0-66.5 |
Nickel, Ni |
16.5-19.5 |
Manganese, Mn |
0.5 |
Iron, Fe |
0.25 |
Lead, Pb |
0.05 |
Zinc, Zn |
Remainder |