Technical information, including mechanical and electrical properties, material specifications, and thermal coefficient and conductivity data are provided in the tabs above. No one offers a broader range of metals and alloys than HPM. Contact your HPM technical support representative with any questions.
Technical Data
| TYPE |
Be Cu 25 |
Copper 102 |
Phosphor Bronze A |
Cu Ni 715 |
| Cu |
97.6 - 98.0 |
99.95 |
94.8 |
69.5 |
| Sn |
|
|
5.0 |
|
| others |
Be 1.80 - 2.05
Co .18 - .30 |
|
P .2
|
Ni 30.0
Fe .5 |
| Density LB/CU IN |
.298 |
.323 |
.320 |
.323 |
Thermal
Expansion
Coefficient X
10-6/° C |
17.5 |
17.0 |
17.8 |
16.2 |
Thermal
Conductivity
W/M x K @ 100° C |
105 |
390 |
69.2 |
29.4 |
Electrical
Resistivity
MICROHM - CM |
7.81 |
1.71 |
11.5 |
39.5 |
Mechanical Properties
| TYPICAL MECHANICAL PROPERTIES |
| TYPE |
Condition |
Tensile PSI |
Yield 0.2% Offset PSI |
Elongation % IN 2 * |
Be Cu 25
 |
Annealed |
70,000 |
30,000 |
35 |
| Cold Rolled |
120,000 |
110,000 |
2 |
| Annealed and Aged |
175,000 |
150,000 |
3 |
| CR and Aged |
210,000 |
200,000 |
1 |
| Copper 102 |
Annealed |
35,000 |
10,000 |
40 |
| Cold Rolled |
57,000 |
53,000 |
2 |
Phosphor
Bronze A |
Annealed |
47,000 |
20,000 |
50 |
| 1/2 Hard |
68,000 |
45,000 |
30 |
| Hard |
82,000 |
65,000 |
10 |
| Spring |
100,000 |
90,000 |
3 |
| Cu Ni 715 |
Annealed |
70,000 |
25,000 |
40 |
* These values may be adjusted by control of process variable - consult HPM for desired values.