Wrought aluminium alloy, 6061, T4
General
| designation |
| Al alloy: 6061-T4 (wrought) UNS number A96061 |
| GENERAL PROPERTIES | ||||
Density |
2699 |
- |
2726 |
kg/m^3 |
Price |
*1.49 |
- |
1.63 |
GBP/kg |
| COMPOSITION (summary) | ||||
Al/1Mg/.6SiCuCr |
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|
| Base |
Al (aluminum) |
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| COMPOSITION detail | ||||
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 |
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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 |
|
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|
Shear modulus |
26 |
— |
27.33 |
GPa |
Tensile strength |
172 |
— |
241 |
MPa |
Yield strength (elastic limit) |
103 |
— |
124 |
MPa |
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 |
Latent heat of fusion |
384 |
— |
393 |
kJ/Kg |
| ELECTRICAL PROPERTIES | ||||
Electrical resistivity |
4.2 |
— |
4.4 |
µohm.cm |
| OPTICAL PROPERTIES | ||||
Transparency |
Opaque |
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| durablity | ||||
Flammability |
Non-flammable |
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Water (fresh) |
Excellent |
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Water (salt) |
Acceptable |
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Weak acids |
Excellent |
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Strong acids |
Excellent |
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Weak alkalis |
Acceptable |
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Strong alkalis |
Unacceptable |
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Organic solvents |
Excellent |
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UV radiation (sunlight) |
Excellent |
|
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Oxidation at 500°C |
Unacceptable |
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| Eco properties | ||||
Embodied energy, primary production |
197 | - | 218 | MJ/kg |
CO2 footprint, primary production |
11.4 |
— |
12.6 |
kg/kg |
Water usage |
495 | - | 1.49e3 | l/kg |
| Material Processing: energy | ||||
Extrusion, foil rolling energy |
* 6.31 |
— |
6.98 |
MJ/kg |
Rough rolling, forging energy |
* 3.3 |
— |
3.65 |
MJ/kg |
Wire drawing energy |
* 22.9 |
— |
25.3 |
MJ/kg |
Metal powder forming energy |
* 23.1 |
— |
25.6 |
MJ/kg |
Vaporization energy |
* 1.55e4 |
- |
1.71e4 |
MJ/kg |
Coarse machining energy (per unit wt removed) |
* 0.927 |
— |
1.02 |
MJ/kg |
Fine machining energy (per unit wt removed) |
* 4.99 |
— |
5.52 |
MJ/kg |
Grinding energy (per unit wt removed) |
* 9.51 |
— |
10.5 |
MJ/kg |
Non-conventional machining energy (per unit wt removed) |
* 155 |
— |
171 |
MJ/kg |
| Material Processing: CO2 footprint | ||||
Extrusion, foil rolling CO2 |
* 0.473 |
— |
0.523 |
kg/kg |
Rough rolling, forging CO2 |
* 0.247 |
— |
0.273 |
kg/kg |
Wire drawing CO2 |
* 1.72 |
— |
1.9 |
kg/kg |
Metal powder forming CO2 |
* 1.85 |
- |
2.05 |
kg/kg |
Vaporization CO2 |
* 1.55e4 |
- |
1.71e4 |
kg/kg |
Coarse machining CO2 (per unit wt removed) |
* 0.0695 |
— |
0.0768 |
kg/kg |
Fine machining CO2 (per unit wt removed) |
* 0.375 |
— |
0.414 |
kg/kg |
Grinding CO2 (per unit wt removed) |
* 0.714 |
— |
0.789 |
kg/kg |
Non-conventional machining CO2 (per unit wt removed) |
* 11.6 |
— |
12.8 |
kg/kg |
| Material recycling: energy, CO2 and recycle fraction | ||||
recycle |
TRUE |
|
|
|
Embodied energy, recycling |
17.1 |
— |
0.273 |
MJ/kg |
CO2 footprint, recycling |
0.958 |
— |
1.21 |
kg/kg |
Recycle fraction in current supply |
40.5 |
- |
44.7 |
% |
Downcycle |
TRUE | |||
Combust for energy recovery |
FALSE | |||
Landfill |
TRUE | |||
Biodegrade |
FALSE | |||
A renewable resource? |
FALSE | |||
| Notes | ||||
| Typical uses | ||||
Trucks, towers, canoes, railroads cars, furniture, pipelines, and other structural applications where strength, weldability, and corrosion resistance are needed |
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Reference Sources |
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Data compiled from multiple sources. See links to the References table. |
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Standards with similar compositions |
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The following information is taken from ASM AlloyFinder 3—see link to References table for further information. CSA HA.4 0.6061 (ON Canada) |
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| Links |
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ProcessUniverse |
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| Producers | ||||
Reference |
Shape |
No warranty is given for the accuracy of this data. Values marked * are estimates.
July 6, 2011