Jan 9 2013
Nickel silver UNS C75400 has a copper content of not less than 63.5%.
The following table shows the mechanical properties of UNS C75400 flat products as a function of heat treatment and thickness.
| Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
Shear Str. |
| B |
C |
F |
30T |
| H00 |
1mm. (0.04 in.) |
427MPa (62ksi) |
241MPa (35ksi) |
30% |
60 |
- |
- |
55 |
296MPa (43ksi) |
| H01 |
1mm. (0.04 in.) |
448MPa (65ksi) |
338MPa (49ksi) |
21% |
70 |
- |
- |
63 |
303MPa (44ksi) |
| H02 |
1mm. (0.04 in.) |
510MPa (74ksi) |
427MPa (62ksi) |
10% |
80 |
- |
- |
70 |
324MPa (47ksi) |
| H04 |
1mm. (0.04 in.) |
586MPa (85ksi) |
517MPa (75ksi) |
3% |
87 |
- |
- |
75 |
359MPa (52ksi) |
| H06 |
1mm. (0.04 in.) |
634MPa (92ksi) |
545MPa (79ksi) |
2% |
90 |
- |
- |
77 |
372MPa (54ksi) |
| OS015 |
1mm. (0.04 in.) |
421MPa (61ksi) |
193MPa (28ksi) |
34% |
- |
- |
89 |
53 |
- |
| OS025 |
1mm. (0.04 in.) |
407MPa (59ksi) |
165MPa (24ksi) |
37% |
- |
- |
82 |
46 |
- |
| OS035 |
1mm. (0.04 in.) |
393MPa (57ksi) |
145MPa (21ksi) |
40% |
- |
- |
79 |
41 |
283MPa (41ksi) |
| OS050 |
1mm. (0.04 in.) |
379MPa (55ksi) |
131MPa (19ksi) |
42% |
- |
- |
73 |
33 |
- |
| OS070 |
1mm. (0.04 in.) |
365MPa (53ksi) |
124MPa (18ksi) |
43% |
- |
- |
69 |
27 |
- |
The chemical composition of UNS C75400 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
63.5-66.5 |
| Nickel, Ni |
14-16 |
| Manganese, Mn |
0.5 |
| Iron, Fe |
0.25 |
| Lead, Pb |
0.1 |
| Zinc, Zn |
Remainder |