AA Standards Grade 2024 T351

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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,Matmatch,WroughtAl_ElectricalResistivity,Righton Blackburns.

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.

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Properties

General

PropertyValueConditionRelated StandardsShape

Density

2.77 g/cm³

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T351

2.78 g/cm³

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T351

AA Standards, ASTM B209, ASTM B211

2.78 g/cm³

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T351

2.79 g/cm³

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T351

Bar

3.0 g/cm³

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T351

Mechanical

PropertyTemperatureValueConditionRelated StandardsShapeComment

Elastic modulus

72.4 GPa

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T351

73.0 GPa

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T351

AA Standards, ASTM B209, ASTM B211

Bar

73 GPa

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T351

Elongation

-195 °C

19 %

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T351

Elongation in 50 mm

-80 °C

19 %

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T351

Elongation in 50 mm

3.0 %

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T351

AA Standards, ASTM B209

A100

5.0 %

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T351

AA Standards, ASTM B209

A100

6.0 %

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T351

AA Standards, ASTM B209

A100

7.0 %

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T351

AA Standards, ASTM B209

A100

8.0 %

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T351

AA Standards, ASTM B211

A100

9.0 %

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T351

AA Standards, ASTM B211

A100

10.0 %

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T351

Bar

A50

12.0 %

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T351

AA Standards, ASTM B209

A50

13.0 %

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T351

0 °C

19 %

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T351

Elongation in 50 mm

20.0 %

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T351

24 °C

19 %

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T351

Elongation in 50 mm

100 °C

19 %

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T351

Elongation in 50 mm

150 °C

17 %

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T351

Elongation in 50 mm

205 °C

27 %

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T351

Elongation in 50 mm

260 °C

55 %

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T351

Elongation in 50 mm

315 °C

75 %

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T351

Elongation in 50 mm

370 °C

100 %

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T351

Elongation in 50 mm

Plane-Strain Fracture Toughnes

26 MPa·√m

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T351

For plate in T-L direction

Poisson's ratio

0.33 [-]

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T351

Shear modulus

28.0 GPa

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T351

Tensile strength

-195 °C

580 MPa

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T351

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

490 MPa

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T351

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

395.0 MPa

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T351

AA Standards, ASTM B209

415.0 MPa

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T351

AA Standards, ASTM B209

425.0 MPa

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T351

AA Standards, ASTM B209, ASTM B211

427.0 MPa

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T351

Bar

435.0 MPa

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T351

AA Standards, ASTM B209

440.0 MPa

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T351

AA Standards, ASTM B209

470.0 MPa

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T351

0 °C

475 MPa

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T351

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

24 °C

470 MPa

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T351

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

435 MPa

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T351

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

310 MPa

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T351

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

180 MPa

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T351

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

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T351

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

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T351

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

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T351

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

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Yield strength

-80 °C

338 MPa

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T351

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

285.0 MPa

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T351

AA Standards, ASTM B209

RP02

290.0 MPa

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T351

AA Standards, ASTM B209

RP02

310.0 MPa

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T351

AA Standards, ASTM B211

Bar

RP02

0 °C

324 MPa

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T351

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

325.0 MPa

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T351

330.0 MPa

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T351

24 °C

324 MPa

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T351

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

310 MPa

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T351

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

248 MPa

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T351

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

131 MPa

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T351

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

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T351

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

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T351

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

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T351

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

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Thermal

PropertyTemperatureValueConditionShapeRelated Standards

Coefficient of thermal expansion

2.29e-05 1/K

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T351

2.3e-05 1/K

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T351

2.31e-05 1/K

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T351

Bar

20 °C

2.3199999999999998e-05 1/K

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T351

AA Standards, ASTM B209, ASTM B211

100 °C

2.3199999999999998e-05 1/K

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T351

AA Standards, ASTM B209, ASTM B211

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Melting point

500.0 °C

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T351

505.0 - 635.0 °C

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T351

AA Standards, ASTM B209, ASTM B211

640.0 °C

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T351

Bar

Specific heat capacity

870.0 J/(kg·K)

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T351

875.0 J/(kg·K)

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T351

Thermal conductivity

120.0 W/(m·K)

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T351

121.0 - 193.0 W/(m·K)

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T351

AA Standards, ASTM B209, ASTM B211

121.0 - 150.0 W/(m·K)

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T351

Bar

Electrical

PropertyValueConditionRelated StandardsShapeComment

Electrical conductivity

17000000.0 - 29000000.0 S/m

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T351

AA Standards, ASTM B209, ASTM B211

Electrical resistivity

3.45e-08 - 5.88e-08 Ω·m

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T351

AA Standards, ASTM B209, ASTM B211

4.31e-08 - 5.75e-08 Ω·m

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T351

Bar

5.7e-08 Ω·m

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T351

Typical value

Chemical properties

PropertyValueConditionRelated StandardsShapeComment

Aluminium

90.7 - 94.7 %

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T351

Chromium

0.1 %

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T351

AA Standards, ASTM B209, ASTM B211

Bar

Copper

3.8 - 4.9 %

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T351

AA Standards, ASTM B209, ASTM B211

Bar

Iron

0.50 %

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T351

AA Standards, ASTM B209, ASTM B211

0.5 %

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T351

Bar

Magnesium

1.2 - 1.8 %

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T351

AA Standards, ASTM B209, ASTM B211

Bar

Manganese

0.3 - 0.9 %

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T351

AA Standards, ASTM B209, ASTM B211

Bar

Other

0.15 %

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T351

Bar

Total

Silicon

0.5 %

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T351

AA Standards, ASTM B209, ASTM B211

Bar

Titanium

0.15 %

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T351

AA Standards, ASTM B209, ASTM B211

Bar

Zinc

0.25 %

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T351

AA Standards, ASTM B209, ASTM B211

Bar

Zirconium

0.2 %

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T351

Bar

Ti + Zr

Technological properties

Property
Application areas

Aerospace

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)