AA Standards Grade 2024 T351

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Description

A medium strength aerospace aluminium alloy with strength, depending upon temperature.

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

PropertyTemperatureValue

Density

23.0 °C

2.77 - 3 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

72.4 - 73 GPa

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Elongation

-195.0 °C

19 %

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Elongation in 50 mm

-80.0 °C

19 %

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Elongation in 50 mm

0.0 °C

19 %

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Elongation in 50 mm

23.0 °C

13 - 20 %

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Elongation in 50 mm

24.0 °C

19 %

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Elongation in 50 mm

100.0 °C

19 %

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Elongation in 50 mm

150.0 °C

17 %

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Elongation in 50 mm

205.0 °C

27 %

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Elongation in 50 mm

260.0 °C

55 %

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Elongation in 50 mm

315.0 °C

75 %

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Elongation in 50 mm

370.0 °C

100 %

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Elongation in 50 mm

Elongation A100

23.0 °C

3 - 9 %

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Elongation A50

23.0 °C

10 - 12 %

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Plane-Strain Fracture Toughnes

23.0 °C

26 MPa·√m

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For plate in T-L direction

Poisson's ratio

23.0 °C

0.33 [-]

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Shear modulus

23.0 °C

28 GPa

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Tensile strength

-195.0 °C

580 MPa

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

-80.0 °C

490 MPa

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

0.0 °C

475 MPa

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

23.0 °C

395 - 470 MPa

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

24.0 °C

470 MPa

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

100.0 °C

435 MPa

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

150.0 °C

310 MPa

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

205.0 °C

180 MPa

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

260.0 °C

75 MPa

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

315.0 °C

52 MPa

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

370.0 °C

35 MPa

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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

23.0 °C

325 - 330 MPa

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Yield strength Rp0.2

-80.0 °C

338 MPa

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

0.0 °C

324 MPa

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

23.0 °C

285 - 310 MPa

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

24.0 °C

324 MPa

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

100.0 °C

310 MPa

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

150.0 °C

248 MPa

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

205.0 °C

131 MPa

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

260.0 °C

62 MPa

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

315.0 °C

41 MPa

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

370.0 °C

28 MPa

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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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Thermal

PropertyTemperatureValue

Coefficient of thermal expansion

20.0 °C

2.32E-5 1/K

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23.0 °C

2.29E-5 - 2.31E-5 1/K

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100.0 °C

2.32E-5 1/K

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Melting point

500 - 640 °C

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Specific heat capacity

23.0 °C

870 - 875 J/(kg·K)

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Thermal conductivity

23.0 °C

120 - 193 W/(m·K)

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Electrical

PropertyTemperatureValueComment

Electrical conductivity

23.0 °C

1.70E+7 - 2.90E+7 S/m

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Electrical resistivity

23.0 °C

3.45E-8 - 5.88E-8 Ω·m

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Typical value

Chemical properties

PropertyValueComment

Aluminium

90.7 - 94.7 %

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Balance

Chromium

0 - 0.1 %

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Copper

3.8 - 4.9 %

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Iron

0 - 0.5 %

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Magnesium

1.2 - 1.8 %

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Manganese

0.3 - 0.9 %

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Other

0 - 0.15 %

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each 0.05, total 0.15, Rest Al,Total

Silicon

0 - 0.5 %

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Titanium

0 - 0.15 %

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Zinc

0 - 0.25 %

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Zirconium

0 - 0.2 %

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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)