Jan 14 2013
UNS C82000 beryllium copper alloy has a copper content of not less than 96.8%.
The following table shows the mechanical properties of UNS C82000 sand cast alloy as a function of heat treatment.
Temper |
Tensile Str. |
Elong. |
Rockwell |
Fatigue Str. |
B |
C |
F |
30T |
M01 |
345 MPa (50 ksi) |
20% |
52 |
- |
- |
- |
- |
|
310 MPa (45 ksi) |
15% |
- |
- |
- |
69 |
- |
O11 |
448 MPa (65 ksi) |
12% |
- |
- |
- |
- |
- |
TB00 |
324 MPa (47 ksi) |
25% |
40 |
- |
- |
- |
- |
TF00 |
662 MPa (96 ksi) |
6% |
96 |
- |
- |
- |
124 MPa (18 ksi) |
|
621 MPa (19 ksi) |
3% |
- |
- |
- |
- |
- |
The chemical composition of UNS C82000 copper alloy is outlined in the following table.
Element |
Content (%) |
Cobalt, Co |
2.40-2.70 |
Beryllium, Be |
0.45-0.8 |
Silicon, Si |
0.15 |
Nickel, Ni |
0.2 |
Iron, Fe |
0.1 |
Tin, Sn |
0.1 |
Zinc, Zn |
0.1 |
Aluminum, Al |
0.1 |
Chromium, Cr |
0.09 |
Lead, Pb |
0.02 |
Copper, Cu |
Remainder |
Equivalent materials to UNS C82000 copper alloy are:
- ASTM B30
- ASTM B770
- QQ C390