Sep 27 2012
Low-leaded brass UNS C33500 has a copper content of not less than 66%.
The following table shows the mechanical properties of UNS C33500 flat products as a function of heat treatment and thickness.
Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
Shear Str. |
B |
C |
F |
30T |
H01 |
1mm. (0.04 in.) |
372MPa (54ksi) |
276MPa (40ksi) |
43% |
55 |
- |
- |
54 |
248MPa (36ksi) |
H02 |
1mm. (0.04 in.) |
421MPa (61ksi) |
345MPa (50ksi) |
23% |
70 |
- |
- |
65 |
276MPa (40ksi) |
H04 |
1mm. (0.04 in.) |
510MPa (74ksi) |
414MPa (60ksi) |
8% |
80 |
- |
- |
69 |
296MPa (43ksi) |
OS025 |
1mm. (0.04 in.) |
352MPa (51ksi) |
131MPa (19ksi) |
55% |
- |
- |
72 |
36 |
- |
OS035 |
1mm. (0.04 in.) |
338MPa (49ksi) |
117MPa (17ksi) |
57% |
- |
- |
68 |
31 |
234MPa (34ksi) |
OS050 |
1mm. (0.04 in.) |
324MPa (47ksi) |
103MPa (15ksi) |
62% |
- |
- |
64 |
26 |
- |
OS070 |
1mm. (0.04 in.) |
317MPa (46ksi) |
97MPa (14ksi) |
65% |
- |
- |
58 |
15 |
221MPa (32ksi) |
Equivalent materials to UNS C33500 copper alloy are given below:
The chemical composition of UNS C33500 copper alloy is outlined in the following table.
Element |
Content (%) |
Copper, Cu |
62-65 |
Lead, Pb |
0.25-0.7 |
Iron, Fe |
0.15 |
Zinc, Zn |
Balance |