Show me around

AA Standards Grade 7075 T651

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

Description

A high strength aerospace aluminium alloy offering good corrosion resistance.

Related Standards

Equivalent Materials

Ashby charts

See where AA Standards Grade 7075 T651 falls on the material property chart for Density against Elastic modulus 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

Density

ρ

2.81 - 3.1 g/cm³ at 20 °C

Dimension

Dimensions

Dicke

Mechanical

Compressive modulus

Ecomp

72.4 MPa at 20 °C

Elastic modulus

E

72 GPa at 20 °C

Elongation

A

9 % at -195 °C

Elongation in 50 mm

Hide chart

Elongation A100

A100

2 - 9 % at 20 °C

Elongation A50

A50

7 - 11 % at 20 °C

Fatigue strength

SNf

159 MPa at 20 °C

for 5x10⁸ cycles

Hardness, Brinell

HB

150 [-] at 20 °C

500 kg load, 10 mm ball

Plane-Strain Fracture Toughnes

KIC

33.5 MPa·√m at -196 °C

For plate in T-L direction

Unlock all property charts

Create your account on Matmatch to view all property charts and access other premium features for free.

Sign in

Poisson's ratio

ν

0.33 [-] at 20 °C

Shear modulus

G

26.9 GPa at 20 °C

Shear strength

τ

331 MPa at 20 °C

Tensile strength

Rm

703 MPa at -195 °C

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

Create your account on Matmatch to view all property charts and access other premium features for free.

Sign in

Yield strength

YS

470 - 505 MPa at 20 °C

Yield strength Rp0.2

Rp0.2

634 MPa at -196 °C

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

Create your account on Matmatch to view all property charts and access other premium features for free.

Sign in

Thermal

Coefficient of thermal expansion

α

2.3E-5 - 2.35E-5 1/K at 20 °C

Melting point

Tm

477 - 635 °C

Specific heat capacity

cp

910 J/(kg·K) at 20 °C

Thermal conductivity

λ

130 - 160 W/(m·K) at 20 °C

Electrical

Electrical conductivity

σel

1.90E+7 - 1.91E+8 S/m at 20 °C

Typical/derived value

Electrical resistivity

ρel

4.31E-8 - 5.22E-8 Ω·m at 20 °C

Typical value

Specific Electrical conductivity

33 % IACS

Typical value

Chemical properties

Element

Weight %

Comment

Al

86.9 - 91.4 %

Balance

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 Righton Blackburns,MakeItFrom.com,ASM Handbook Volume 2 Properties and Selection: Nonferrous Alloys and Special-Purpose Materials,Matmatch,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.