Sep 27 2012
UNS C33000 low leaded brass has a copper content of not less than 65%.
The following table shows the mechanical properties of UNS C33000 tubes as a function of heat treatment.
| Temper |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
| B |
C |
F |
30T |
| OS025 |
359 MPa (52 ksi) |
138 MPa (20 ksi) |
50% |
- |
- |
75 |
37 |
| OS050 |
324 MPa (47 ksi) |
103 MPa (15 ksi) |
60% |
- |
- |
64 |
26 |
The chemical composition of UNS C33000 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
65-68 |
| Lead, Pb |
0.25-0.7 |
| Iron, Fe |
0.07 |
| Zinc, Zn |
Balance |
Equivalent materials to UNS C33000 copper alloy include:
- ASTM B135
- MIL T-46072
- SAE J461
- SAE J463