MakeItFrom.com
Menu (ESC)

EN AC-21100 Aluminum vs. 8011A Aluminum

Both EN AC-21100 aluminum and 8011A aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common.

For each property being compared, the top bar is EN AC-21100 aluminum and the bottom bar is 8011A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
25 to 50
Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 6.2 to 7.3
1.7 to 28
Fatigue Strength, MPa 79 to 87
33 to 76
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 340 to 350
100 to 180
Tensile Strength: Yield (Proof), MPa 210 to 240
34 to 170

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 670
650
Melting Onset (Solidus), °C 550
630
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 130
210
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
56
Electrical Conductivity: Equal Weight (Specific), % IACS 100
180

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.0
Density, g/cm3 3.0
2.7
Embodied Carbon, kg CO2/kg material 8.0
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 21
3.0 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 400
8.2 to 200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
50
Strength to Weight: Axial, points 31 to 33
11 to 18
Strength to Weight: Bending, points 36 to 37
18 to 26
Thermal Diffusivity, mm2/s 48
86
Thermal Shock Resistance, points 15
4.6 to 8.1

Alloy Composition

Aluminum (Al), % 93.4 to 95.7
97.5 to 99.1
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 4.2 to 5.2
0 to 0.1
Iron (Fe), % 0 to 0.19
0.5 to 1.0
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0 to 0.55
0 to 0.1
Silicon (Si), % 0 to 0.18
0.4 to 0.8
Titanium (Ti), % 0.15 to 0.3
0 to 0.050
Zinc (Zn), % 0 to 0.070
0 to 0.1
Residuals, % 0
0 to 0.15