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5051A Aluminum vs. A357.0 Aluminum

Both 5051A aluminum and A357.0 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 5051A aluminum and the bottom bar is A357.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 18 to 21
3.7
Fatigue Strength, MPa 51 to 61
100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 110
240
Tensile Strength: Ultimate (UTS), MPa 170
350
Tensile Strength: Yield (Proof), MPa 56
270

Thermal Properties

Latent Heat of Fusion, J/g 400
500
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 610
560
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 150
160
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
40
Electrical Conductivity: Equal Weight (Specific), % IACS 130
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
2.6
Embodied Carbon, kg CO2/kg material 8.5
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 27
12
Resilience: Unit (Modulus of Resilience), kJ/m3 23
520
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
53
Strength to Weight: Axial, points 17 to 18
38
Strength to Weight: Bending, points 25
43
Thermal Diffusivity, mm2/s 63
68
Thermal Shock Resistance, points 7.6
17

Alloy Composition

Aluminum (Al), % 96.1 to 98.6
90.8 to 93
Beryllium (Be), % 0
0.040 to 0.070
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.050
0 to 0.2
Iron (Fe), % 0 to 0.45
0 to 0.2
Magnesium (Mg), % 1.4 to 2.1
0.4 to 0.7
Manganese (Mn), % 0 to 0.25
0 to 0.1
Silicon (Si), % 0 to 0.3
6.5 to 7.5
Titanium (Ti), % 0 to 0.1
0.040 to 0.2
Zinc (Zn), % 0 to 0.2
0 to 0.1
Residuals, % 0
0 to 0.15