QBe2 CuBe2 Beryllium copper for motor brushes
Beryllium copper factory, more than 12 years manufacture experience, attained ISO9001, work on OEM and ODM projects..
1. Introduction of the C17200 CuBe2 Beryllium copper strip
Cube2 /C17200 Beryllium Copper is the most commonly utilized Copper Beryllium alloy and is notable for its highest strength and hardness compared to commercial copper alloys.
CuBe2/C17200 alloy contains appr. 2% of beryllium and achieves its ultimate tensile strength can exceed 200 ksi, while the hardness approaches Rockwell C45. Meanwhile, the electrical conductivity is a minimum of 22% IACS in the fully aged condition.
CuBe2/C17200 also exhibits exceptional resistance to stress relaxation at elevated Temperatures
2. 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)
3. Chemical composition of C17200 CuBe2 Beryllium copper strip
Chemical composition
| Be |
1.9-2.15 |
| Ni+Co |
≥0.2 |
| Ni+Co+Fe |
≤0.6 |
| Cu+Be+Ni+Co+Fe |
≥99.5 |
4. 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 |
5. 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 |
6. Application of C17200 CuBe2 Beryllium copper strip
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.
7. Manufacture plant of C17200 CuBe2 Beryllium copper strip
8. Tests and inspection for C17200 CuBe2 Beryllium copper strip
Test instrument : Metallographic Microscope; Digital Light Processor; Strength Tester; Hardness Tester.
9.Certificates for C17200 CuBe2 Beryllium copper strip
10. Packing and shipping for C17200 CuBe2 Beryllium copper strip
Packing:
First wrapped by anti-rust paper, second wrapped by plastic film, then packed by wooden box or wooden pallet ..
Shipping:
We will choose the best way according to customer's requests.
1. By Air, to the indicated airport.
2. By Express (FedEx, UPS, DHL, TNT, EMS), to the indicated address.
2. By Sea, to the indicated sea port.
11. Questions and Answers
a1. Do you have ISO certificate?
Yes, we obtained ISO9001
a2. How long is your delivery time for C17200 CuBe2 Beryllium copper strip ?
If the master coil is available, 3-7 days do slitting will be ready , if not, will need 20-25 days for new production.
a3. Can you help us to choose suitable material?
Yes, we can recommend the most suitable material according to your application.
a4. How do you control quality?
We produce strictly according to customer's drawings and requests, here are strict control plan in every process, full check of each parts, strive to provide customer 100% quality products, ROHS/SGS test report, material certificate are available.
a5. Do you provide sample? Free or charge?
Yes, if the sample in stock available, free of charge, if not, need to charge some mfg cost.
Audited Supplier 
){kind=link}