TRB44 (CuBe2)
CuBe2 'C-17200'
Description Of Material
CuBe2 contains; approximately 2% Beryllium, 0,6% Cobalt and Nickel. This copper alloy has considerably high mechanical properties, hardness with reasonable thermal and electrical conductivity. It is possible to reach different combinations of electrical conductivity and hardness by changing the heat treatment conditions.
Chemical Composition
| Cu |
Co |
Be |
Zr |
Ni |
Si |
Other |
| Ret |
0,35 |
1,8-2,2 |
|
0,35 |
0,1-0,2 |
|
Specifications
| DIN : 2,1247 |
ASTM: C17200 |
RWMA: CLASS IV |
Mechanical Proporties
| Tensile Strenght (Rm) N/mm² |
: 1150-1250 |
| Yield Strenght (Rp 0,2) N/mm² |
: 900-1100 |
| Elongation (A5) % |
: Min 2 |
| Hardness (HRC) |
: 36-42 |
| Elastic Modulus |
: 135 x 10³ N/ mm² |
Physical Proporties
| Density |
: 8,5 g/ cm³ |
| Specific Heat |
: 0,42 j/g.k |
| Electrical Conductivity |
: 24-30 MS/ m |
| Electrical Conductivity (I.A.C.S.) |
: 38-48 % |
| Termal Conductivity |
: 110-150 W/ m.K |
| Coefficient of Thermal Expansion |
: 20-100 ºC 17,0 X 10-6 /K |
| Working Temparature |
: 3000 °C maks. |
CuBe2 uses as resistance welding electrodes in manufacturing of steel wheels, non-sparkling safety tools, corrosion resistant, anti magnetic and high strenght bushings . Mould plates and cooling inserts in plastic injection industry.
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