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7204 Aluminum vs. EN AC-46400 Aluminum

Both 7204 aluminum and EN AC-46400 aluminum are aluminum alloys. They have 90% of their average alloy composition in common. There are 29 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 7204 aluminum and the bottom bar is EN AC-46400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
72
Elongation at Break, % 11 to 13
1.1 to 1.7
Fatigue Strength, MPa 110 to 130
75 to 85
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 220 to 380
170 to 310
Tensile Strength: Yield (Proof), MPa 120 to 310
110 to 270

Thermal Properties

Latent Heat of Fusion, J/g 380
520
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 520
570
Specific Heat Capacity, J/kg-K 880
890
Thermal Conductivity, W/m-K 150
130
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
33
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.9
2.7
Embodied Carbon, kg CO2/kg material 8.4
7.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1140
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25 to 40
1.7 to 4.9
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 710
82 to 500
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 47
52
Strength to Weight: Axial, points 21 to 36
18 to 32
Strength to Weight: Bending, points 28 to 40
26 to 38
Thermal Diffusivity, mm2/s 58
55
Thermal Shock Resistance, points 9.4 to 16
7.8 to 14

Alloy Composition

Aluminum (Al), % 90.5 to 94.8
85.4 to 90.5
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.2
0.8 to 1.3
Iron (Fe), % 0 to 0.35
0 to 0.8
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 1.0 to 2.0
0.25 to 0.65
Manganese (Mn), % 0.2 to 0.7
0.15 to 0.55
Nickel (Ni), % 0
0 to 0.2
Silicon (Si), % 0 to 0.3
8.3 to 9.7
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0 to 0.2
0 to 0.2
Vanadium (V), % 0 to 0.1
0
Zinc (Zn), % 4.0 to 5.0
0 to 0.8
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.25

Comparable Variants