EN 573-3 Grade AW-7020 T6

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Description

Age-hardenable AlZn alloy. The alloy is not food safe.

Related Standards

Equivalent Materials

This material data has been provided by WIAM,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.

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Properties

General

PropertyTemperatureValueConditionRelated StandardsShape

Density

20.0 °C

2.77 g/cm³

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T6

EN 573-3

Profile, Rod, Flat, Plate, Tube, Sheet

2.77 g/cm³

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Mechanical

PropertyTemperatureValueConditionRelated StandardsShapeComment

Bending Fatigue Strength

135.0 MPa

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

Strip, Sheet, Plate, Rod, Tube

Bending angle 90°

5.5 °/t

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

4.0 °/t

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

3.5 °/t

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EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

8.0 °/t

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EN 573-3, EN 485

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Elastic modulus

20.0 °C

68.0 - 70.0 GPa

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T6

EN 573-3

Profile, Rod, Flat, Plate, Tube, Sheet

70.0 GPa

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EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Elongation

20.0 °C

8.0 %

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T6

EN 573-3

Profile, Rod, Tube, Plate, Flat

A50

20.0 °C

3.0 %

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EN 573-3

Plate

A50

20.0 °C

4.0 %

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EN 573-3

Plate

A50

20.0 °C

6.0 %

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T6

EN 573-3

Plate

A50

20.0 °C

7.0 %

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T6

EN 573-3

Flat

A50

20.0 °C

10.0 %

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EN 573-3

Flat

A50

3.0 %

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T6

EN 573-3, EN 1386

Strip, Sheet, Plate, Rod, Tube

A50

4.0 %

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T6

EN 573-3, EN 1386

Strip, Sheet, Plate, Rod, Tube

A50

8.0 %

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

Strip, Sheet, Plate, Rod, Tube

A50

6.0 %

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T6

EN 573-3, EN 1386

Strip, Sheet, Plate, Rod, Tube

A50

10.0 %

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

A50

7.0 %

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

A50

20.0 °C

10.0 %

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T6

EN 573-3

Profile, Rod, Tube

20.0 °C

8.0 %

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EN 573-3

Plate, Sheet

20.0 °C

9.0 %

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EN 573-3

Flat

20.0 °C

7.0 %

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EN 573-3

Sheet

20.0 °C

6.0 %

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EN 573-3

Sheet

20.0 °C

5.0 %

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EN 573-3

Sheet

20.0 °C

7.0 %

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T6

EN 573-3

Flat

A50 Transverse

20.0 °C

8.0 %

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T6

EN 573-3

Flat

A50 Transverse

20.0 °C

10.0 %

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T6

EN 573-3

Flat

A50 Transverse

20.0 °C

9.0 %

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T6

EN 573-3

Flat

Transverse

20.0 °C

8.0 %

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T6

EN 573-3

Flat

Transverse

20.0 °C

7.0 %

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T6

EN 573-3

Flat

Transverse

20.0 °C

6.0 %

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T6

EN 573-3

Flat

Transverse

20.0 °C

5.0 %

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T6

EN 573-3

Flat

Transverse

8.0 %

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T6

EN 573-3, EN 1386, EN 485

Strip, Sheet, Plate, Rod, Tube

A100

6.0 %

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

A100

5.0 %

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EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

A100

9.0 %

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EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

A100

7.0 %

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

A100

10.0 %

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T6

EN 573-3, EN 754, EN 755

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A100

Hardness, Brinell

20.0 °C

110.0 [-]

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T6

EN 573-3

Profile, Rod, Tube

20.0 °C

104.0 [-]

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T6

EN 573-3

Flat

20.0 °C

101.0 - 104.0 [-]

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EN 573-3

Flat

20.0 °C

98.0 - 104.0 [-]

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T6

EN 573-3

Flat

20.0 °C

101.0 [-]

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T6

EN 573-3

Flat, Sheet

20.0 °C

98.0 - 101.0 [-]

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T6

EN 573-3

Flat, Sheet

20.0 °C

98.0 [-]

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T6

EN 573-3

Flat, Sheet

104.0 [-]

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

98.0 [-]

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

101.0 [-]

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EN 573-3, EN 485

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Plane-Strain Fracture Toughnes

22.0 - 35.0 MPa·√m

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Typical for Wrought 7000 Series Aluminium

Poisson's ratio

0.33 [-]

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Typical for Wrought 7000 Series Aluminium

Shear modulus

20.0 °C

25.0 - 27.0 GPa

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T6

EN 573-3

Profile, Rod, Flat, Plate, Tube, Sheet

26.4 GPa

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EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Tensile strength

20.0 °C

350.0 MPa

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T6

EN 573-3

Profile, Rod, Tube, Plate, Flat

20.0 °C

340.0 MPa

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EN 573-3

Rod, Sheet

20.0 °C

330.0 MPa

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EN 573-3

Sheet

350.0 MPa

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

Strip, Sheet, Plate, Rod, Tube

330.0 MPa

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T6

EN 573-3, EN 485

Strip, Sheet, Plate, Rod, Tube

340.0 MPa

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T6

EN 573-3, EN 485, EN 755

Strip, Sheet, Plate, Rod, Tube

20.0 °C

350.0 MPa

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T6

EN 573-3

Flat

Transverse

20.0 °C

340.0 MPa

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T6

EN 573-3

Flat

Transverse

20.0 °C

330.0 MPa

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T6

EN 573-3

Flat

Transverse

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Thermal

PropertyTemperatureValueConditionRelated StandardsShape

Coefficient of thermal expansion

300 °C, 20 °C

2.4999999999999998e-05 1/K

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

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200 °C, 20 °C, 200.0 °C

2.4e-05 1/K

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

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100 °C, 20 °C, 100.0 °C

2.31e-05 1/K

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EN 573-3, EN 1386, EN 485, EN 754, EN 755

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20 °C, -50 °C, -50.0 °C

2.14e-05 1/K

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EN 573-3, EN 1386, EN 485, EN 754, EN 755

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300.0 °C

2.5e-05 1/K

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EN 573-3

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Melting point

600.0 - 650.0 °C

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EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Specific heat capacity

20.0 °C

875.0 J/(kg·K)

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T6

EN 573-3

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875.0 J/(kg·K)

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EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Thermal conductivity

20.0 °C

130.0 - 160.0 W/(m·K)

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Electrical

PropertyTemperatureValueConditionRelated StandardsShape

Electrical conductivity

20.0 °C

19000000.0 - 23000000.0 S/m

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Electrical resistivity

4.35e-08 - 5.26e-08 Ω·m

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Chemical properties

PropertyValueConditionRelated StandardsShape

Chromium

0.1 - 0.35 %

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Copper

0.2 %

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EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Iron

0.4 %

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T6

EN 573-3

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0.40 %

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Magnesium

1.0 - 1.4 %

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Manganese

0.05 - 0.5 %

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Silicon

0.35 %

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Zinc

4.0 - 5.0 %

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EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Zirconium

0.08 - 0.2 %

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T6

EN 573-3, EN 1386, EN 485, EN 754, EN 755

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Technological properties

Property
Anodizing

decorative: acceptable, Protective: good

Brazing

hard brazing (with flux/ without flux): not suitable / not suitable, friction soldering: acceptable, soft brazing with flux: not suitable

Corrosion properties

Seawater: sufficient, weathering: acceptable

Workability

Bending / Spinning (cold): good (O) / acceptable (O), Impact extrusion (cold): acceptable (O), Deep drawing / upsetting (Condition) good (O) / good (O)