AA Standards Grade 6061 T651

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Description

AA 6061 is a readily available alloy that has good surface finish and ability to be anodized.Easy of weldability and brazability with nice surface finish. Resistance to corrosion from seawater and atmospheric conditions. Suitable for hot forging.

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.

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 Standards

Density

2.7 g/cm³

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

2.7 g/cm³

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T651

Mechanical

PropertyTemperatureValueConditionRelated StandardsComment

Bending Fatigue Strength

95.0 MPa

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T651

AA Standards

Compressive modulus

69.7 MPa

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T651

Elastic modulus

69.0 GPa

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Elongation

12.0 %

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T651

AA Standards

A50

10.0 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

A50

15.0 %

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T651

AA Standards

A100

5.0 %

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T651

AA Standards, ASTM B209

A100

7.0 %

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T651

AA Standards, ASTM B209

A100

8.0 %

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T651

AA Standards, ASTM B209

A100

9.0 %

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T651

AA Standards, ASTM B211

A100

11.0 %

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T651

370 °C

95 %

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T651

Elongation in 50 mm

315 °C

85 %

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T651

Elongation in 50 mm

260 °C

60 %

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T651

Elongation in 50 mm

205 °C

28 %

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T651

Elongation in 50 mm

150 °C

20 %

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T651

Elongation in 50 mm

100 °C, -80 °C

18 %

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T651

Elongation in 50 mm

24 °C, 0 °C

17 %

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T651

Elongation in 50 mm

-195 °C

22 %

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T651

Elongation in 50 mm

Hardness, Brinell

95.0 [-]

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T651

AA Standards

95.0 [-]

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T651

500 kg load, 10 mm ball

Plane-Strain Fracture Toughnes

-196 °C

41.6 MPa·√m

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T651

For plate in T-L direction

24 °C

29.1 MPa·√m

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T651

For plate in T-L direction

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Poisson's ratio

0.33 [-]

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Typical for Wrought 6000 Series Aluminium

Shear modulus

26.0 - 26.5 GPa

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Typical for Wrought 6000 Series Aluminium

Shear strength

207.0 MPa

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T651

Tensile strength

310.0 MPa

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T651

AA Standards

290.0 MPa

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

275.0 MPa

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T651

AA Standards, ASTM B209

320.0 MPa

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T651

370 °C

21 MPa

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T651

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

32 MPa

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T651

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

52 MPa

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T651

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

130 MPa

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T651

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

235 MPa

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T651

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

290 MPa

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T651

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

310 MPa

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T651

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

0 °C

325 MPa

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T651

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

338 MPa

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T651

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

-195 °C

415 MPa

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T651

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

275.0 MPa

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T651

AA Standards

RP02

240.0 MPa

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

RP02

371 °C

12 MPa

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T651

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

316 °C

19 MPa

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T651

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

34 MPa

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T651

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

204 °C

103 MPa

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T651

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

149 °C

214 MPa

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T651

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

262 MPa

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T651

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

24 °C

276 MPa

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T651

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

-28 °C

283 MPa

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T651

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

-80 °C

290 MPa

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T651

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

-196 °C

324 MPa

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T651

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

270.0 MPa

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T651

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Thermal

PropertyTemperatureValueConditionRelated Standards

Coefficient of thermal expansion

2.4e-05 1/K

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T651

100 °C, 20 °C

2.36e-05 1/K

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Melting point

580.0 - 650.0 °C

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

580.0 °C

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T651

Specific heat capacity

900.0 J/(kg·K)

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T651

Thermal conductivity

155.0 - 180.0 W/(m·K)

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

170.0 W/(m·K)

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T651

Electrical

PropertyValueConditionRelated Standards

Electrical conductivity

23000000.0 - 27000000.0 S/m

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Electrical resistivity

3.7e-08 - 4.35e-08 Ω·m

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Chemical properties

PropertyValueConditionRelated Standards

Aluminium

95.9 - 98.6 %

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T651

Chromium

0.04 - 0.35 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Copper

0.15 - 0.4 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Iron

0.70 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

0.7 %

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T651

Magnesium

0.8 - 1.2 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Manganese

0.15 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Other

0.15 %

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T651

Silicon

0.4 - 0.8 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Titanium

0.15 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Zinc

0.25 %

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T651

AA Standards, ASTM B209, ASTM B211, ASTM B547

Technological properties

Property
Brazing

general: possible with commercial processes and methods

Corrosion properties

Stress corrosion cracking: no damage during operation and laboratory tests (O, T6, T651, T652, T6510, T6511), no damage during operation, limited damage during laboratory tests (T4, T451, T4510, T4511), general: good, without protection in industrial or seawater atmosphere

General machinability

General: poor (O), sufficient (T4, T451, T4510, T4511, T6, T651, T652, T6510, T6511)

Workability

general (condition): good (O), acceptable (T4, T451, T4510, T4511), poor(T6, T651, T652, T6510, T6511)