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Low alloyed copper composite in beryllium. It contains believe it or not, low degrees of alloying part: beryllium and cobalt. The composite 174 joins both wonderful electrical conductivity and high mechanical quality (standard characteristics: half IACS and 750N/mm2). Amalgam 174, C17410 is moved assembling plant reestablished and no further warmth treatment of parts is required. This lessens age costs and keeps up a vital good ways from any bending of finished parts. In spite of the way that passed on in the reestablished express, the amalgam 174 presentations extraordinary state-evolving bendability. This composite is perceived by a formability and a mix of mechanical quality and conductivity that no other copper amalgam of this worth range can achieve.
UNS.C17410 (CDA 174) Alloy 174 Copper Beryllium strip is a plant set composite expected for use in the vehicle, contraption and media transmission markets.
It outfits exceptional yield and exhaustion quality with high electrical conductivity and incredible security from stress loosening up.
Besides, it is moreover sensible for high temperature applications. C17410 copper beryllium strips incorporates twofold the electrical conductivity of normal metal, and it has a higher monotonous cycle life, and it might be successfully surrounded into complex shapes, and it is also open with tin coatings or important metal beautifies.
A lower Be grade than Alloy 25. It is used in equipment where conductivity and stress loosening up impediment are structure considerations. Can't be warmth treated further. THERE EXISTS A NUMBER OF OTHER LOW Be GRADES WITH PROPERTIES Optimized FOR ELECTRONICS APPLICATIONS.
Specifications | : | ASTM B196, ASTM B197 / ASME SB196, ASME SB197 |
Diameter | : | 10 mm To 100 mm. |
Size |
: | 3mm- 800mm. |
Length | : | 1 To 6 Meters, Custom Cut Length. |
Finish | : | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
Hardness | : | O, 1/4 Hard, 1/2Hard, 3/4 Hard, H, EH, |
Form | : | Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging etc. |
Element | C17410 |
Be | 0.20-0.60 |
Co | – |
Ni | 1.40-2.20 |
Cu | Rem. |
Others | 0.05 Max. |
(1) Cold worked and precipitation hardened condition. Actual value is 45-48.
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(2) Actual value is 120-150
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Melting Point – Liquidus°F | 1955 |
---|---|
Melting Point – Solidus°F | 1885 |
Densitylb/cu in. at 68°F | 0.311 |
Specific Gravity | 8.62 |
Electrical Conductivity% IACS at 68°F | 45(1) |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 120(2) |
Coefficient of Thermal Expansion 68-39210⁻⁶ per °F (68 – 392°F) | 9.8 |
Specific Heat CapacityBtu/ lb /°F at 68°F | 0.1 |
Modulus of Elasticity in Tensionksi | 19000 |
Modulus of Rigidityksi |
Properties | Metric | Imperial |
---|---|---|
Hardness, Rockwell B | 80.0 - 85.0 | 80.0 - 85.0 |
Tensile strength, ultimate | 515 - 585 MPa | 74700 - 84800 psi |
Tensile strength, yield | 275 - 345 MPa | 39900 - 50000 psi |
Elongation at break | 15.0 - 30.0% | 15.0 - 30.0% |
Modulus of elasticity | 125 - 130 GPa | 18100 - 18900 ksi |
Poissons ratio | 0.300 | 0.300 |
Machinability (UNS C36000 (free-cutting brass) = 100%) | 20% | 20% |
Shear modulus | 50.0 GPa | 7250 ksi |