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7204 Aluminum vs. 328.0 Aluminum

Both 7204 aluminum and 328.0 aluminum are aluminum alloys. They have a moderately high 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 (3, in this case) are not shown.

For each property being compared, the top bar is 7204 aluminum and the bottom bar is 328.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
72
Elongation at Break, % 11 to 13
1.6 to 2.1
Fatigue Strength, MPa 110 to 130
55 to 80
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 220 to 380
200 to 270
Tensile Strength: Yield (Proof), MPa 120 to 310
120 to 170

Thermal Properties

Latent Heat of Fusion, J/g 380
510
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 640
620
Melting Onset (Solidus), °C 520
560
Specific Heat Capacity, J/kg-K 880
890
Thermal Conductivity, W/m-K 150
120
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
30
Electrical Conductivity: Equal Weight (Specific), % IACS 120
99

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.9
2.7
Embodied Carbon, kg CO2/kg material 8.4
7.8
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1140
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25 to 40
2.8 to 5.0
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 710
92 to 200
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 47
51
Strength to Weight: Axial, points 21 to 36
21 to 28
Strength to Weight: Bending, points 28 to 40
28 to 34
Thermal Diffusivity, mm2/s 58
50
Thermal Shock Resistance, points 9.4 to 16
9.2 to 12

Alloy Composition

Aluminum (Al), % 90.5 to 94.8
84.5 to 91.1
Chromium (Cr), % 0 to 0.3
0 to 0.35
Copper (Cu), % 0 to 0.2
1.0 to 2.0
Iron (Fe), % 0 to 0.35
0 to 1.0
Magnesium (Mg), % 1.0 to 2.0
0.2 to 0.6
Manganese (Mn), % 0.2 to 0.7
0.2 to 0.6
Nickel (Ni), % 0
0 to 0.25
Silicon (Si), % 0 to 0.3
7.5 to 8.5
Titanium (Ti), % 0 to 0.2
0 to 0.25
Vanadium (V), % 0 to 0.1
0
Zinc (Zn), % 4.0 to 5.0
0 to 1.5
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.5

Comparable Variants