AA Standards Grade 7075 T7651

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Description

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Properties

General

Density

ρ

2.81 - 3.1 g/cm³ at 23 °C

Dimension

Dimensions

Dicke

Mechanical

Elastic modulus

E

72 GPa at 23 °C

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Elongation

A

6.9 % at 23 °C

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Elongation A100

A100

5 % at 23 °C

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Elongation A50

A50

8 % at 23 °C

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Plane-Strain Fracture Toughnes

KIC

22 - 35 MPa·√m at 23 °C

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Typical for Wrought 7000 Series Aluminium

Poisson's ratio

ν

0.33 [-] at 23 °C

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Typical for Wrought 7000 Series Aluminium

Shear modulus

G

26.4 - 27.1 GPa at 23 °C

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Typical for Wrought 7000 Series Aluminium

Tensile strength

Rm

490 - 560 MPa at 23 °C

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Yield strength

YS

480 MPa at 23 °C

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Yield strength Rp0.2

Rp0.2

415 - 420 MPa at 23 °C

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Thermal

Coefficient of thermal expansion

α

2.3E-5 1/K at 23 °C

Melting point

Tm

480 °C

Specific heat capacity

cp

910 J/(kg·K) at 23 °C

Thermal conductivity

λ

130 W/(m·K) at 23 °C

Electrical

Electrical conductivity

σel

2.23E+7 S/m at 23 °C

Typical/derived value

Electrical resistivity

ρel

4.48E-8 Ω·m at 23 °C

Typical value

Specific Electrical conductivity

38.5 % IACS

Typical value

Chemical properties

Element

Weight %

Comment

Al

86.9 - 91.4 %

Zn

5.1 - 6.1 %

Mg

2.1 - 2.9 %

Cu

1.2 - 2 %

Cr

0.18 - 0.28 %

More

Technological properties

Brazing

general: no brazing is known or developed

Corrosion properties

Stress corrosion cracking: Operational damage in areas with tensile stresses transverse to the grain structure, limited damage to laboratory samples, general: good, without protection in industrial or seawater atmosphere

General machinability

General: poor (O), good to acceptable

Workability

general (condition): not suitable

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

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.