| Customization: | Available |
|---|---|
| Type: | Copper Strips |
| Application: | Resistors,Heaters |
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High Strength Beryllium Copper for Thermostat Springs
Grade and temper for C17200 CuBe2 Beryllium copper strip
Grade: C17200, C172, CDA172, QBe2, CuBe2, CB101
Temper: O(M), 1/4H(Y4), 1/2H(Y2), H(Y), HH(T)
Chemical composition of C17200 CuBe2 Beryllium copper strip
| Be | 1.9-2.15 |
| Ni+Co | ≥0.2 |
| Ni+Co+Fe | ≤0.6 |
| Cu+Be+Ni+Co+Fe | ≥99.5 |
Mechanical properties for C17200 CuBe2 Beryllium copper strip
Mechanical properties
| Temper | Tensile Strength | Yield Stength | Elongation A50 | Hardness | Bendability | Bendability |
| (Rm,Mpa) | Rp0.2,Mpa | % | HV | GW | BW | |
| 0 | 410-540 | - | ≥35 | 90-160 | 0 | 0 |
| 1/4H | 510-620 | - | ≥10 | 145-220 | 2 | 1 |
| 1/2H | 590-695 | - | ≥5 | 180-240 | 3 | 2 |
| H | 685-835 | - | ≥2 | 210-270 | 6 | 2 |
Characteristic of C17200 CuBe2 Beryllium copper strip
• High Strength
• Good Formability
• Good corrosion resistance
• Easy welding and soldering
• Fatigue Resistant
Physical properties
| Density(g/cm3) | 8.26 |
| Electrical conductivity{IACS%(20ºC)} | 25 |
| Modulus of elasticity(KN/mm2) | 127 |
| Thermal conductivity{W/(m*K)} | 83.7-130 |
| Coefficient of thermal expansion (10-6/ºC 20/ºC~100/ºC) |
17.8 |
C17200 CuBe2 beryllium copper is used for all kinds of micro motor brushes, switches, relays, connectors, thermostat springs, and various springs that require high strength, high elasticity, high hardness, and high wear resistance etc.
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