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7204 Aluminum vs. 319.0 Aluminum

Both 7204 aluminum and 319.0 aluminum are aluminum alloys. They have a moderately high 90% of their average alloy composition in common. There are 30 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 319.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
72
Elongation at Break, % 11 to 13
1.8 to 2.0
Fatigue Strength, MPa 110 to 130
76 to 80
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 130 to 220
170 to 210
Tensile Strength: Ultimate (UTS), MPa 220 to 380
190 to 240
Tensile Strength: Yield (Proof), MPa 120 to 310
110 to 180

Thermal Properties

Latent Heat of Fusion, J/g 380
480
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 520
540
Specific Heat Capacity, J/kg-K 880
880
Thermal Conductivity, W/m-K 150
110
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
27
Electrical Conductivity: Equal Weight (Specific), % IACS 120
84

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.9
2.9
Embodied Carbon, kg CO2/kg material 8.4
7.7
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1140
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25 to 40
3.3 to 3.9
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 710
88 to 220
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
48
Strength to Weight: Axial, points 21 to 36
18 to 24
Strength to Weight: Bending, points 28 to 40
25 to 30
Thermal Diffusivity, mm2/s 58
44
Thermal Shock Resistance, points 9.4 to 16
8.6 to 11

Alloy Composition

Aluminum (Al), % 90.5 to 94.8
85.8 to 91.5
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.2
3.0 to 4.0
Iron (Fe), % 0 to 0.35
0 to 1.0
Magnesium (Mg), % 1.0 to 2.0
0 to 0.1
Manganese (Mn), % 0.2 to 0.7
0 to 0.5
Nickel (Ni), % 0
0 to 0.35
Silicon (Si), % 0 to 0.3
5.5 to 6.5
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 1.0
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.5

Comparable Variants