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Aerospace aluminium 2618

ring

A technical illustration of the product with dimensions of the material Aerospace aluminium 2618 from the material Aluminum in the shape ring
  • Form ring
  • Material Aluminum
  • Material Aerospace aluminium 2618
  • Material chemically EN 573-3 AlCu2Mg1.5Ni
An image of the material Aerospace aluminium 2618 from the material Aluminum in the shape ring
A technical illustration of the product of the material Aerospace aluminium 2618 from the material Aluminum in the shape ring

Features of this material

  • Heat treatable alloy, with highest mechanical properties
  • high fatigue strength
  • very good erodibility
  • very good machinability
  • very good polishability
  • very good photoetchability

Information about the material

  • Aviation
    Aviation Yes
  • Chemical specifications
    Be (from) 0
    Be (to) 0
    Co (from) 0
    Co (to) 0
    Cu (from) 1,8
    Cu (to) 2,7
    Fe (from) 0,9
    Fe (to) 1,4
    Mg (from) 1,2
    Mg (to) 1,8
    Mn (to) 0,25
    Ni (from) 0,8
    Ni (to) 1,4
    Other max. 0,05
    Rest Al
    Si (from) 0,15
    Si (to) 0,25
    Ti footnote reference c)
    Ti (to) 0,2
    Total max. 0,15 a) b) c)
    Zn (to) 0,15
    Zr footnote reference c)
    Zr (to) 0,25
  • Corrosion resistance
    Normal atmosphere 4
    Seawater atmosphere 4,5
  • Cutting
    Laser cutting 4,5
    Plasma cutting 4,5
    Sawing 2
    Shear cutting 2
    Waterjet cutting 1
  • Food industry
    suitable according to DIN EN 602 No
  • Forming
    Bending 4
    Deep drawing (conditional) 4
    Drop forging 4
    Extruding 4
    Impact extrusion 4
    Open die forging 4
    Press 4
    Upsetting (Conditional) 4
  • Heat treatment - Softannealing
    Heating time max. 4 h
    Heating time min. 2 h
    Annealing temperature max. 385 °C
    Annealing temperature min. 360 °C
  • Heat treatment - Solution annealing
    Cold ageing condition nach
    Cold ageing max. 8 d
    Cold ageing min. 5 d
    Heat ageing min. 20 h
    Heating temperature min. 61 °C
    Heating time max. 1 h
    Heating time min. 0.5 h
    Solution annealing max. 540 °C
    Solution annealing min. 530 °C
  • Machining / Machinability
    dimensional stability 3
    Eroding 1
    hardened 1
  • Material
    Material chemically EN 573-3 AlCu2Mg1.5Ni
  • physical properties
    Coefficient of thermal expansion from 20 to 100°C 22.3 K⁻¹10⁻⁶
    Coefficient of thermal expansion from 20 to 200°C 23.2 K⁻¹10⁻⁶
    Coefficient of thermal expansion from 20 to 300°C 24.1 K⁻¹10⁻⁶
    Coefficient of thermal expansion from -50 to 20°C 20.6 K⁻¹10⁻⁶
    Density 2.8 g/cm³
    Thermal conductivity max. 147 W/m*K
  • Soldering
    Brazing 5
    Brazing with flux 5
    Soft soldering 5
    Soft soldering with flux 5
  • Welding
    Friction stir welding 2
    Friction welding 2
    Laser 5
    MIG 5
    Plasma 5
    Resistance spot welding 2
    TIG 5
  • Aviation
    Aviation Yes
  • Chemical specifications
    Be (from) 0
    Be (to) 0
    Co (from) 0
    Co (to) 0
    Cu (from) 1,8
    Cu (to) 2,7
    Fe (from) 0,9
    Fe (to) 1,4
    Mg (from) 1,2
    Mg (to) 1,8
    Mn (to) 0,25
    Ni (from) 0,8
    Ni (to) 1,4
    Other max. 0,05
    Rest Al
    Si (from) 0,15
    Si (to) 0,25
    Ti footnote reference c)
    Ti (to) 0,2
    Total max. 0,15 a) b) c)
    Zn (to) 0,15
    Zr footnote reference c)
    Zr (to) 0,25
  • Corrosion resistance
    Normal atmosphere 4
    Seawater atmosphere 4,5
  • Cutting
    Laser cutting 4,5
    Plasma cutting 4,5
    Sawing 2
    Shear cutting 2
    Waterjet cutting 1
  • Food industry
    suitable according to DIN EN 602 No
  • Forming
    Bending 4
    Deep drawing (conditional) 4
    Drop forging 4
    Extruding 4
    Impact extrusion 4
    Open die forging 4
    Press 4
    Upsetting (Conditional) 4
  • Heat treatment - Softannealing
    Heating time max. 4 h
    Heating time min. 2 h
    Annealing temperature max. 385 °C
    Annealing temperature min. 360 °C
  • Heat treatment - Solution annealing
    Cold ageing condition nach
    Cold ageing max. 8 d
    Cold ageing min. 5 d
    Heat ageing min. 20 h
    Heating temperature min. 61 °C
    Heating time max. 1 h
    Heating time min. 0.5 h
    Solution annealing max. 540 °C
    Solution annealing min. 530 °C
  • Machining / Machinability
    dimensional stability 3
    Eroding 1
    hardened 1
  • Material
    Material chemically EN 573-3 AlCu2Mg1.5Ni
  • physical properties
    Coefficient of thermal expansion from 20 to 100°C 22.3 K⁻¹10⁻⁶
    Coefficient of thermal expansion from 20 to 200°C 23.2 K⁻¹10⁻⁶
    Coefficient of thermal expansion from 20 to 300°C 24.1 K⁻¹10⁻⁶
    Coefficient of thermal expansion from -50 to 20°C 20.6 K⁻¹10⁻⁶
    Density 2.8 g/cm³
    Thermal conductivity max. 147 W/m*K
  • Soldering
    Brazing 5
    Brazing with flux 5
    Soft soldering 5
    Soft soldering with flux 5
  • Welding
    Friction stir welding 2
    Friction welding 2
    Laser 5
    MIG 5
    Plasma 5
    Resistance spot welding 2
    TIG 5
  • Aviation
    Aviation Yes
  • Chemical specifications
    Be (from) 0
    Be (to) 0
    Co (from) 0
    Co (to) 0
    Cu (from) 1,8
    Cu (to) 2,7
    Fe (from) 0,9
    Fe (to) 1,4
    Mg (from) 1,2
    Mg (to) 1,8
    Mn (to) 0,25
    Ni (from) 0,8
    Ni (to) 1,4
    Other max. 0,05
    Rest Al
    Si (from) 0,15
    Si (to) 0,25
    Ti footnote reference c)
    Ti (to) 0,2
    Total max. 0,15 a) b) c)
    Zn (to) 0,15
    Zr footnote reference c)
    Zr (to) 0,25
  • Corrosion resistance
    Normal atmosphere 4
    Seawater atmosphere 4,5
  • Cutting
    Laser cutting 4,5
    Plasma cutting 4,5
    Sawing 2
    Shear cutting 2
    Waterjet cutting 1
  • Food industry
    suitable according to DIN EN 602 No
  • Forming
    Bending 4
    Deep drawing (conditional) 4
    Drop forging 4
    Extruding 4
    Impact extrusion 4
    Open die forging 4
    Press 4
    Upsetting (Conditional) 4
  • Heat treatment - Softannealing
    Heating time max. 4 h
    Heating time min. 2 h
    Annealing temperature max. 385 °C
    Annealing temperature min. 360 °C
  • Heat treatment - Solution annealing
    Cold ageing condition nach
    Cold ageing max. 8 d
    Cold ageing min. 5 d
    Heat ageing min. 20 h
    Heating temperature min. 61 °C
    Heating time max. 1 h
    Heating time min. 0.5 h
    Solution annealing max. 540 °C
    Solution annealing min. 530 °C
  • Machining / Machinability
    dimensional stability 3
    Eroding 1
    hardened 1
  • Material
    Material chemically EN 573-3 AlCu2Mg1.5Ni
  • physical properties
    Coefficient of thermal expansion from 20 to 100°C 22.3 K⁻¹10⁻⁶
    Coefficient of thermal expansion from 20 to 200°C 23.2 K⁻¹10⁻⁶
    Coefficient of thermal expansion from 20 to 300°C 24.1 K⁻¹10⁻⁶
    Coefficient of thermal expansion from -50 to 20°C 20.6 K⁻¹10⁻⁶
    Density 2.8 g/cm³
    Thermal conductivity max. 147 W/m*K
  • Soldering
    Brazing 5
    Brazing with flux 5
    Soft soldering 5
    Soft soldering with flux 5
  • Welding
    Friction stir welding 2
    Friction welding 2
    Laser 5
    MIG 5
    Plasma 5
    Resistance spot welding 2
    TIG 5

1 very good
2 good
3 moderate
4 poor
5 unsuited
0 Not specified

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