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EN AC-21200 Aluminum vs. EN AC-71100 Aluminum

Both EN AC-21200 aluminum and EN AC-71100 aluminum are aluminum alloys. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN AC-21200 aluminum and the bottom bar is EN AC-71100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 130
110
Elastic (Young's, Tensile) Modulus, GPa 71
72
Elongation at Break, % 3.9 to 6.2
1.1
Fatigue Strength, MPa 110 to 130
150
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 410 to 440
260
Tensile Strength: Yield (Proof), MPa 270 to 360
230

Thermal Properties

Latent Heat of Fusion, J/g 390
490
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 660
580
Melting Onset (Solidus), °C 550
520
Specific Heat Capacity, J/kg-K 880
860
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
32
Electrical Conductivity: Equal Weight (Specific), % IACS 100
97

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.0
2.9
Embodied Carbon, kg CO2/kg material 8.0
7.4
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1150
1010

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 22
2.8
Resilience: Unit (Modulus of Resilience), kJ/m3 500 to 930
360
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
47
Strength to Weight: Axial, points 38 to 40
25
Strength to Weight: Bending, points 41 to 43
31
Thermal Shock Resistance, points 18 to 19
12

Alloy Composition

Aluminum (Al), % 93.3 to 95.7
78.7 to 83.3
Copper (Cu), % 4.0 to 5.0
0 to 0.1
Iron (Fe), % 0 to 0.2
0 to 0.3
Lead (Pb), % 0 to 0.030
0
Magnesium (Mg), % 0.15 to 0.5
0.2 to 0.5
Manganese (Mn), % 0.2 to 0.5
0 to 0.15
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 0 to 0.1
7.5 to 9.5
Tin (Sn), % 0 to 0.030
0
Titanium (Ti), % 0 to 0.1
0 to 0.15
Zinc (Zn), % 0 to 0.1
9.0 to 10.5
Residuals, % 0
0 to 0.15