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Wrought aluminium alloy, 6061, T4

General

designation
Al alloy: 6061-T4 (wrought)
UNS number A96061
 
GENERAL PROPERTIES
Density
2699
-
2726
kg/m^3
Price
*1.683
-
2.048
USD/kg
COMPOSITION (summary)

Al/1Mg/.6SiCuCr

 

 

 

 

Base

Al (aluminum)

Al (aluminum)

97

-

99

%

Cr (chromium)

0

-

0.6

%

Cu (copper)

0

-

0.6

%

Mg (magnesium)

1

 

 

%

Si (silicon)

0

-

0.6

%

 
MECHANICAL PROPERTIES

Bulk modulus

66.9

-

70.33

GPa

Compressive strength

97

-

172

MPa

Elongation

14

-

16.27

%

Fatigue strength at 10^7 cycles

*62

-

65.2

MPa

Fatigue strength model (stress range)

*45.29

-

86.19

MPa

Parameters: Stress Ratio = -1, No. of Cycles = 1e7

Fracture toughness

*34

-

35

MPa.m^1/2

Hardness - Vickers

66.5

-

73.5

HV

Mechanical loss coefficient

*1e-4

-

2e-3

 

Modulus of rupture

103

-

124

MPa

Poisson's ratio

0.33

-

0.3435

 

Shape factor

39

 

 

 

Shear modulus

26

-

27.33

GPa

Tensile strength

172

-

241

MPa

Yield strength (elastic limit)

103

-

124

MPa

Young's modulus

68

-

71.49

GPa
 
THERMAL PROPERTIES

Maximum service temperature

110

-

170

°C

Melting point

580

-

650

°C

Minimum service temperature

-273

 

 

°C

Specific heat

934

-

972.1

J/kg.K

Thermal conductivity

161

-

174.4

W/m.K

Thermal expansion coefficient

23.4

-
24.6

µstrain/°C

 
ELECTRICAL PROPERTIES

Electrical resistivity

4.2

-

4.4

µohm.cm

 
OPTICAL PROPERTIES

Transparency

Opaque

 
durablity

Flammability

Non-flammable

Fresh water

Very Good

Organic solvents

Very Good

Oxidation at 500°C

Very Poor

Salt water

Good

Strong acids

Very Good

Strong alkalis

Poor

Sunlight (UV radiation)

Very Good

Wear resistance

Average

Weak acids

Very Good

Weak alkalis

Good

 
Eco properties

CO2 footprint

*12

-

13.3

kg/kg

Embodied energy

*191

-

211

MJ/kg

Recycle fraction

*0.8

-

0.9

 

 
Material Processing energy

Casting energy

3.2

-

3.5

MJ/kg

Forging, rolling energy

5.9

-

6.5

MJ/kg

Machining energy (per unit wt removed)

6

-

6.6

MJ/kg

Metal powder forming energy

13

-

14

MJ/kg

Vaporization energy

20

-

22

MJ/kg

 
end of life

Recycle

True

Downcycle

True

Biodegrade
False
     

Combust for energy recovery

False

Landfill

True

 
Susutainability

A renewable resource?

False

 
Notes

Standards with similar compositions

The following information is taken from ASM AlloyFinder 3 - see link to References table for further information.

CSA HA.4 0.6061 (ON Canada)
CSA HA.5 0.6061 (ON Canada)
CSA HA.6 0.6061 (ON Canada)
CSA HA.7 0.6061 (ON Canada)
CSA HA.7.1 0.6061 (ON Canada)
CSA HA.8 0.6061 (ON Canada)
ISO: Al-Mg1SiCu
UK (BS Pre-1980): H20
USA (UNS): A96061
Germany (W.-Nr): 3.3211
Germany (DIN): AlMgSi1Cu
France: A-GSUC
Italy (UNI): 9006/2

 
Typical uses

Trucks, towers, canoes, railroads cars, furniture, pipelines, and other structural applications where strength, weldability, and corrosion resistance are needed

 

Reference Sources

Data compiled from multiple sources. See links to the References table.

 
Links

ProcessUniverse

Producers

Reference

Shape

Structural Sections

 

No warranty is given for the accuracy of this data. Values marked * are estimates.