Sep 27 2012
Cartridge brass copper UNS C26000 has a copper content of not less than 68.5%.
The following table shows the mechanical properties of UNS C26000 flat products as a function of heat treatment and thickness.
Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
Shear Str. |
Fatigue Str. |
B |
C |
F |
30T |
H01 |
1mm (0.04in) |
372MPa (54ksi) |
276MPa (40ksi) |
43% |
55 |
- |
- |
54 |
248MPa (36ksi) |
- |
H02 |
1mm (0.04in) |
427MPa (62ksi) |
359MPa (52ksi) |
25% |
70 |
- |
- |
65 |
276MPa (40ksi) |
124MPa (18ksi) |
H04 |
1mm (0.04in) |
524MPa (76ksi) |
434MPa (63ksi) |
8% |
82 |
- |
- |
73 |
303MPa (44ksi) |
145MPa (21ksi) |
H06 |
1mm (0.04in) |
593MPa (86ksi) |
448MPa (65ksi) |
5% |
88 |
- |
- |
76 |
317MPa (46ksi) |
- |
H08 |
1mm (0.04in) |
648MPa (94ksi) |
448MPa (65ksi) |
3% |
91 |
- |
- |
77 |
331MPa (48ksi) |
159MPa (23ksi) |
H10 |
1mm (0.04in) |
683MPa (99ksi) |
448MPa (65ksi) |
3% |
93 |
- |
- |
78 |
- |
- |
OS015 |
1mm (0.04in) |
365MPa (53ksi) |
152MPa (22ksi) |
54% |
93 |
|
78 |
43 |
241MPa (35ksi) |
97MPa (14ksi) |
OS025 |
1mm (0.04in) |
352MPa (51ksi) |
131MPa (19ksi) |
55% |
- |
- |
72 |
36 |
- |
- |
OS035 |
1mm (0.04in) |
338MPa (49ksi) |
117MPa (17ksi) |
57% |
- |
- |
68 |
31 |
234MPa (34ksi) |
97MPa (14ksi) |
OS050 |
1mm (0.04in) |
324MPa (47ksi) |
103MPa (15ksi) |
62% |
- |
- |
64 |
26 |
- |
- |
OS070 |
1mm (0.04in) |
317MPa (46ksi) |
97MPa (14ksi) |
65% |
- |
- |
58 |
15 |
221MPa (32ksi) |
90MPa (13ksi) |
OS100 |
1mm (0.04in) |
303MPa (44ksi) |
76MPa (11ksi) |
66% |
- |
- |
54 |
11 |
- |
90MPa (13ksi) |
Equivalent materials to UNS C26000 copper alloy are the following:
- ASTM B129
- ASTM B1
- ASTM B135
- ASTM B19
- ASTM B36
- ASTM B569
- ASTM B587
- MIL C-10375
- MIL S-22499
- MIL T-20219
- SAE J461
- SAE J463
The chemical composition of UNS C26000 copper alloy is outlined in the following table.
Element |
Content (%) |
Copper, Cu |
68.5-71.5 |
Lead, Pb |
0.07 |
Iron, Fe |
0.05 |
Zinc, Zn |
Remainder |