Sep 27 2012
Medium leaded brass UNS C34000 has a copper content of not less than 62%.
The following table shows the mechanical properties of UNS C34000 rods as a function of heat treatment and thickness.
Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
Shear Str. |
B |
C |
F |
30T |
H01 |
<12.7mm. (<0.50in.) |
358MPa (52ksi) |
172MPa (25ksi) |
10% |
- |
- |
- |
- |
- |
|
<12.7mm. (<0.50in.) |
448MPa ( 65ksi) |
- |
- |
- |
- |
- |
- |
- |
|
19.1mm (0.75in.)
| 345MPa (50ksi)
| 138MPa (20ksi)
| 15%
| -
| -
| -
| -
| - |
|
19.1mm (0.75in.)
| 427MPa (62ksi)
| -
| -
| -
| -
| -
| -
| - |
H02 |
<12.7mm. (<0.50in.) |
393MPa (57ksi) |
172MPa (25ksi) |
7% |
- |
- |
- |
- |
- |
|
<12.7mm. (<0.50in.) |
552MPa (80ksi) |
- |
- |
- |
- |
- |
- |
- |
|
19.1mm (0.75in.) |
378MPa (55ksi) |
172MPa (25ksi) |
10% |
- |
- |
- |
- |
- |
|
34.9mm (1.375in.)
| 427MPa (62ksi)
| -
| -
| -
| -
| -
| -
| - |
O60
| <12.7mm. (<0.50in.)
| 317MPa (46ksi)
| 110MPa (16ksi)
| 20%
| -
| -
| -
| -
| - |
|
19.1mm (0.75in.) |
303MPa (44ksi) |
103MPa (15ksi) |
25% |
- |
- |
- |
- |
- |
|
34.9mm (1.35in.)
| 276MPa (40ksi)
| 103MPa (15ksi)
| 30%
| -
| -
| -
| -
| - |
OS025
| 25.4mm (1in.)
| 345MPa (50ksi)
| 131MPa (19ksi)
| 60%
| -
| -
| 70
| -
| 234MPa (34ksi) |
Equivalent materials to UNS C34000 copper alloy are given below:
The chemical composition of UNS C34000 copper alloy is outlined in the following table.
Element |
Content (%) |
Copper, Cu |
62-65 |
Lead, Pb |
0.8-1.5 |
Iron, Fe |
0.15 |
Zinc, Zn |
Remainder |