AA Standards Grade 2024 T861

Want to keep this datasheet? Save it now in your required format

Description

Aluminum AA 2024, known for its use in aircraft industry, is an alloy that offers excellent strength. When in the annealed condition it is readily formed and has good machinability. Though it has a relatively low level of corrosion resistance, it can be machined to a high finish.

Related Standards

Equivalent Materials

This material data has been provided by AluKey,MakeItFrom.com,ASM Handbook Volume 2 Properties and Selection: Nonferrous Alloys and Special-Purpose Materials,WroughtAl_ElectricalResistivity.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

Ashby charts

See where falls on the material property chart for against in your materials selection and design process. Our Ashby charts are interactive with more technical data upon clicking. Sign up to get access to this premium feature for free.

Properties

General

PropertyValueConditionRelated Standards

Density

2.78 g/cm³

Show Material materials with Density of 2.78 g/cm³

T861

AA Standards, ASTM B209

2.78 g/cm³

Show Material materials with Density of 2.78 g/cm³

T861

3.0 g/cm³

Show Material materials with Density of 3.0 g/cm³

T861

Mechanical

PropertyTemperatureValueConditionRelated StandardsComment

Elastic modulus

73.0 GPa

Show Material materials with Elastic modulus of 73.0 GPa

T861

AA Standards, ASTM B209

Elongation

-195 °C

5 %

Show Material materials with Elongation of 5 %

T861

Elongation in 50 mm

-80 °C

5 %

Show Material materials with Elongation of 5 %

T861

Elongation in 50 mm

3.0 %

Show Material materials with Elongation of 3.0 %

T861

AA Standards, ASTM B209

A50

3.0 %

Show Material materials with Elongation of 3.0 %

T861

AA Standards, ASTM B209

A100

3.5 %

Show Material materials with Elongation of 3.5 %

T861

4.0 %

Show Material materials with Elongation of 4.0 %

T861

AA Standards, ASTM B209

A50

0 °C

5 %

Show Material materials with Elongation of 5 %

T861

Elongation in 50 mm

24 °C

5 %

Show Material materials with Elongation of 5 %

T861

Elongation in 50 mm

100 °C

6 %

Show Material materials with Elongation of 6 %

T861

Elongation in 50 mm

150 °C

11 %

Show Material materials with Elongation of 11 %

T861

Elongation in 50 mm

205 °C

28 %

Show Material materials with Elongation of 28 %

T861

Elongation in 50 mm

260 °C

55 %

Show Material materials with Elongation of 55 %

T861

Elongation in 50 mm

315 °C

75 %

Show Material materials with Elongation of 75 %

T861

Elongation in 50 mm

370 °C

100 %

Show Material materials with Elongation of 100 %

T861

Elongation in 50 mm

Plane-Strain Fracture Toughnes

22.0 - 35.0 MPa·√m

Show Material materials with Plane-Strain Fracture Toughnes of 22.0 - 35.0 MPa·√m

Typical for Wrought 2000 Series Aluminium

Poisson's ratio

0.33 [-]

Show Material materials with Poisson's ratio of 0.33 [-]

Typical for Wrought 2000 Series Aluminium

Shear modulus

28.0 GPa

Show Material materials with Shear modulus of 28.0 GPa

T861

Tensile strength

-195 °C

635 MPa

Show Material materials with Tensile strength of 635 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

-80 °C

558 MPa

Show Material materials with Tensile strength of 558 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

480.0 MPa

Show Material materials with Tensile strength of 480.0 MPa

T861

AA Standards, ASTM B209

490.0 MPa

Show Material materials with Tensile strength of 490.0 MPa

T861

AA Standards, ASTM B209

0 °C

538 MPa

Show Material materials with Tensile strength of 538 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

550.0 MPa

Show Material materials with Tensile strength of 550.0 MPa

T861

24 °C

517 MPa

Show Material materials with Tensile strength of 517 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

100 °C

483 MPa

Show Material materials with Tensile strength of 483 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

150 °C

372 MPa

Show Material materials with Tensile strength of 372 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

205 °C

145 MPa

Show Material materials with Tensile strength of 145 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

260 °C

75 MPa

Show Material materials with Tensile strength of 75 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

315 °C

52 MPa

Show Material materials with Tensile strength of 52 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

370 °C

35 MPa

Show Material materials with Tensile strength of 35 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

Unlock all property charts

Yield strength

-195 °C

586 MPa

Show Material materials with Yield strength of 586 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

-80 °C

531 MPa

Show Material materials with Yield strength of 531 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

425.0 MPa

Show Material materials with Yield strength of 425.0 MPa

T861

AA Standards, ASTM B209

RP02

440.0 MPa

Show Material materials with Yield strength of 440.0 MPa

T861

AA Standards, ASTM B209

RP02

500.0 MPa

Show Material materials with Yield strength of 500.0 MPa

T861

0 °C

510 MPa

Show Material materials with Yield strength of 510 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

24 °C

490 MPa

Show Material materials with Yield strength of 490 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

100 °C

462 MPa

Show Material materials with Yield strength of 462 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

150 °C

331 MPa

Show Material materials with Yield strength of 331 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

205 °C

117 MPa

Show Material materials with Yield strength of 117 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

260 °C

62 MPa

Show Material materials with Yield strength of 62 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

315 °C

41 MPa

Show Material materials with Yield strength of 41 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

370 °C

28 MPa

Show Material materials with Yield strength of 28 MPa

T861

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture, RP02

Unlock all property charts

Thermal

PropertyTemperatureValueConditionRelated Standards

Coefficient of thermal expansion

2.3e-05 1/K

Show Material materials with Coefficient of thermal expansion of 2.3e-05 1/K

T861

20 °C

2.3199999999999998e-05 1/K

Show Material materials with Coefficient of thermal expansion of 2.3199999999999998e-05 1/K

T861

AA Standards, ASTM B209

100 °C

2.3199999999999998e-05 1/K

Show Material materials with Coefficient of thermal expansion of 2.3199999999999998e-05 1/K

T861

AA Standards, ASTM B209

Unlock all property charts

Melting point

500.0 °C

Show Material materials with Melting point of 500.0 °C

T861

505.0 - 635.0 °C

Show Material materials with Melting point of 505.0 - 635.0 °C

T861

AA Standards, ASTM B209

Specific heat capacity

870.0 J/(kg·K)

Show Material materials with Specific heat capacity of 870.0 J/(kg·K)

T861

Thermal conductivity

120.0 W/(m·K)

Show Material materials with Thermal conductivity of 120.0 W/(m·K)

T861

121.0 - 193.0 W/(m·K)

Show Material materials with Thermal conductivity of 121.0 - 193.0 W/(m·K)

T861

AA Standards, ASTM B209

Electrical

PropertyValueConditionRelated StandardsComment

Electrical conductivity

17000000.0 - 29000000.0 S/m

Show Material materials with Electrical conductivity of 17000000.0 - 29000000.0 S/m

T861

AA Standards, ASTM B209

22000000 S/m

Show Material materials with Electrical conductivity of 22000000 S/m

T861

Typical value

Electrical resistivity

3.45e-08 - 5.88e-08 Ω·m

Show Material materials with Electrical resistivity of 3.45e-08 - 5.88e-08 Ω·m

T861

AA Standards, ASTM B209

4.5e-08 Ω·m

Show Material materials with Electrical resistivity of 4.5e-08 Ω·m

T861

Typical value

Specific Electrical conductivity

38.0 % IACS

Show Material materials with Specific Electrical conductivity of 38.0 % IACS

T861

Typical/Derived value

Chemical properties

PropertyValueConditionRelated Standards

Aluminium

90.7 - 94.7 %

Show Material materials with Aluminium of 90.7 - 94.7 %

T861

Chromium

0.1 %

Show Material materials with Chromium of 0.1 %

T861

AA Standards, ASTM B209

Copper

3.8 - 4.9 %

Show Material materials with Copper of 3.8 - 4.9 %

T861

AA Standards, ASTM B209

Iron

0.50 %

Show Material materials with Iron of 0.50 %

T861

AA Standards, ASTM B209

0.5 %

Show Material materials with Iron of 0.5 %

T861

Magnesium

1.2 - 1.8 %

Show Material materials with Magnesium of 1.2 - 1.8 %

T861

AA Standards, ASTM B209

Manganese

0.3 - 0.9 %

Show Material materials with Manganese of 0.3 - 0.9 %

T861

AA Standards, ASTM B209

Other

0.15 %

Show Material materials with Other of 0.15 %

T861

Silicon

0.5 %

Show Material materials with Silicon of 0.5 %

T861

AA Standards, ASTM B209

Titanium

0.15 %

Show Material materials with Titanium of 0.15 %

T861

AA Standards, ASTM B209

Zinc

0.25 %

Show Material materials with Zinc of 0.25 %

T861

AA Standards, ASTM B209

Zirconium

0.2 %

Show Material materials with Zirconium of 0.2 %

T861

Technological properties

Property
Brazing

general: no brazing is known or developed

Corrosion properties

Stress corrosion cracking: Betriebsschäden in Gebieten mit Zugspannungen quer zur Kornstruktur, Eingeschränkte Schäden an Laborproben (T4,T3, T351, T3510, T3511), d (T6, T861, T81, T851, T8510, T8511), general: sufficient, in principle it should be protected

General machinability

General: poor (O), good to acceptable

Workability

general (condition): poor(T4, T3, T351, T3510, T3511, T6), not suitable (T361, T861, T81, T851, T8510, T8511)