CuAl10Ni5Fe4
CuAl10Ni5Fe4
EN 12163, EN 12165, EN 12167
- Aerospace
- Plumbing
- Marin
- Industrial
Typical Uses
Industrial
Hydraulic Bushings for Earth Moving Equipment, Corrosion Resistant Articles, Bushings, Bearings, Heat Exchanger Flanges, Heat Exchanger Headers, Tanks, Valve Balls, Structural Members, Pump Shafts, Aircraft Parts, Valve Guides, Plunger Tips, Welded Piping Systems, Balls, Gears, Cams, Pump Parts, Shafting, Condenser Tube for Power Stations and Desalting Units, Valve Seats
Marine
Pump Parts, Bolts, Nuts, Propellers, Ship Propellers
Plumbing
Faucets
CW307G
Chemical Composition
(%max, unless shown as range or min)
| Cu | Al | Fe | Mn | Ni | Pb | Si | Sn | Zn | Others Total |
| Min/Max | Rem | 8.5 – 11.0 | 3.0 – 5.0 | 1.0 | 4.0 – 6.0 | 0.05 | 0.2 | 0.1 | 0.4 | 0.2 |
Applicable Specifications
*BS EN 12163, BS EN 12165, BS EN 12167
Fabrication Processes
* Forging
* Hot Forming
Fabrication Properties
| Joining Technique | Suitability |
| Soldering | Not Recommended |
| Brazing | Fair |
| Oxyacetylene Welding | Not Recommended |
| Gas Shielded Arc Welding | Good |
| Coated Metal Arc Welding | Good |
| Spot Weld | Good |
| Seam Weld | Good |
| Butt Weld | Good |
| Capacity for Being Cold Worked | Poor |
| Capacity for Being Hot Formed | Good |
| Forgeability Rating | 75 |
| Machinability Rating | 30 |
Mechanical Properties
| Material Condition | Nominal Diameter or
Width Across-Flats (mm) | Tensile
Strength
Rm
N/mm2
min. | 0.2% Proof
Strength
Rp0.2
N/mm2
approx. | Elongation
A % min. | Hardness HB |
| From | Up to and including | min. | max. |
| M | 10 | 80 | As Manufactured |
| R680 | 10 | 80 | 680 | (480) | 10 | — | — |
| H170 | 10 | 80 | — | — | — | 170 | 210 |
| R740 | 10 | 80 | 740 | (530) | 8 | — | — |
| H200 | 10 | 80 | — | — | — | 200 | — |
Rectangle (BS EN 12167)
| Material Condition | Rectangular bar thickness (mm) | Tensile
Strength
Rm
N/mm2
min. | 0.2% Proof
Strength
Rp0.2
N/mm2
approx. | Elongation
A % approx. | Hardness
HB min. |
| Over | Up to and
Including |
| M | All | As Munufactured |
| R700 | — | 6 | 700 | (450) | (10) | — |
| H180 | — | 6 | — | — | — | 180 |
| R600 | 6 | 60 | 600 | (350) | (12) | — |
| H160 | 6 | 60 | — | — | — | 160 |
Physical Properties
| US Customary | Metric |
| Melting Point – Liquidus | 1930 F | 1054 C |
| Melting Point – Solidus | 1895 F | 1035 C |
| Density | 0.274 lb/in3 at 68 F | 7.58 gm/cm3 at 20 C |
| Specific Gravity | 7.58 | 7.58 |
| Electrical Resistivity | 116.0 ohms-cmil/ft at 68 F | 19.28 microhm-cm at 20 C |
| Electrical Conductivity | 7 %IACS at 68 F | 0.041 MegaSiemens/cm at 20 C |
| Thermal Conductivity | 22.6 Btu · ft/(hr · ft2·°F) at 68 F | 39.1 W/m ·°K at 20 C |
| Coefficient of Thermal Expansion | 9.0·10-6 per °F (68-572 F) | 16.2·10-6 per °C (20-300 C) |
| Specific Heat Capacity | 0.09 Btu/lb/°F at 68 F | 377.1 J/kg · °K at 20 C |
| Modulus of Elasticity in Tension | 17500 ksi | 121000 MPa |
| Modulus of Rigidity | 6400 ksi | 44130 MPa |
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