Nov 23 2012
Tin brass UNS C43000 has a copper content of not less than 84%.
The following table shows the mechanical properties of UNS C43000 flat products as a function of heat treatment and thickness.
Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
B |
C |
F |
30T |
H01 |
1mm (0.04in) |
365MPa (53ksi) |
276MPa (40ksi) |
44% |
57 |
- |
- |
57 |
H02 |
1mm (0.04in) |
427MPa (62ksi) |
379MPa (55ksi) |
25% |
73 |
- |
- |
65 |
H03 |
1mm (0.04in) |
496MPa (72ksi) |
448MPa (65ksi) |
13% |
79 |
- |
- |
69 |
H04 |
1mm (0.04in) |
538MPa (78ksi) |
462MPa (67ksi) |
10% |
84 |
- |
- |
73 |
H06 |
1mm (0.04in) |
607MPa (88ksi) |
483MPa (70ksi) |
5% |
87 |
- |
- |
75 |
H08 |
1mm (0.04in) |
648MPa (94ksi) |
496MPa (72ksi) |
4% |
91 |
- |
- |
77 |
H10 |
1mm (0.04in) |
621MPa (90ksi) |
- |
- |
90 |
- |
- |
75 |
|
1mm (0.04in) |
- |
503MPa (73ksi) |
3% |
- |
- |
- |
- |
OS015 |
1mm (0.04in) |
- |
- |
- |
39 |
- |
77 |
- |
OS025 |
1mm (0.04in) |
- |
- |
- |
34 |
- |
72 |
- |
OS035 |
1mm (0.04in) |
317MPa (46ksi) |
124MPa (18ksi) |
55% |
30 |
- |
69 |
- |
The chemical composition of UNS C43000 copper alloy is outlined in the following table.
Element |
Content (%) |
Copper, Cu |
84 - 87 |
Tin, Sn |
1.7 - 2.7 |
Lead, Pb |
0.09 |
Iron, Fe |
0.05 |
Zinc, Zn |
10.16 - 14.16 |