Beryllium copper strip property
Chemical component:
Alloy number | Be | Ni+Co | Ni+Co+Fe | Be+Ni+Co+Fe+Cu |
C17200 / 25 | 1.8-2.0 | ≥0.2 | ≤0.6 | ≥99.5 |
Mechanical property:(before heat treatment)
Status | Tensile strength (kg/mm3) | Hardness (HV) | Conductivity (IACS%) | Elongation (%) |
H | 70-85 | 210-240 | 22 | 2-8 |
1/2H | 60-71 | 160-210 | 22 | 5-25 |
O | 42-55 | 90-160 | 22 | 35-70 |
Mechanical property:(after heat treatment)
Status | Tensile strength (kg/mm3) | Hardness (HV) | Conductivity (IACS%) | Elongation (%) |
H | 130-151 | 380-420 | 22 | 1-5 |
1/2H | 126-147 | 370-410 | 22 | 2-7 |
O | 112-135 | 350-339 | 22 | 3-11 |
Physical property:
1.High strength
2.High hardness
3.High elasticity
4.Superior fatigue resistance
5.Superior abrasion resistance
2.High hardness
3.High elasticity
4.Superior fatigue resistance
5.Superior abrasion resistance
6.Superior mouldability and isotropy
Application:
1.Relays
2.Connectors/sensors
3.Temperature control switch
4.Switch/micro switch/micro-motors brush
5.Strong spring/the thermostat spring/all kinds of spring piece
Shape: thickness≥0.015mm,width ≤500mm
Heat treatment processing: vacuum furnace(or room temperature)→315°c±5°c→keep warm2H→natural cooling
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