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5652 Aluminum vs. 5251 Aluminum

Both 5652 aluminum and 5251 aluminum are aluminum alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is 5652 aluminum and the bottom bar is 5251 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 47 to 77
44 to 79
Elastic (Young's, Tensile) Modulus, GPa 68
68
Elongation at Break, % 6.8 to 25
2.0 to 19
Fatigue Strength, MPa 60 to 140
59 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 110 to 170
110 to 160
Tensile Strength: Ultimate (UTS), MPa 190 to 290
180 to 280
Tensile Strength: Yield (Proof), MPa 74 to 260
67 to 250

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 610
610
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 140
150
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
37
Electrical Conductivity: Equal Weight (Specific), % IACS 120
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.6
8.5
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 39
5.4 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 40 to 480
33 to 450
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 20 to 30
18 to 29
Strength to Weight: Bending, points 27 to 36
26 to 35
Thermal Diffusivity, mm2/s 57
61
Thermal Shock Resistance, points 8.4 to 13
7.9 to 13

Alloy Composition

Aluminum (Al), % 95.8 to 97.7
95.5 to 98.2
Chromium (Cr), % 0.15 to 0.35
0 to 0.15
Copper (Cu), % 0 to 0.040
0 to 0.15
Iron (Fe), % 0 to 0.4
0 to 0.5
Magnesium (Mg), % 2.2 to 2.8
1.7 to 2.4
Manganese (Mn), % 0 to 0.010
0.1 to 0.5
Silicon (Si), % 0 to 0.4
0 to 0.4
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.1
0 to 0.15
Residuals, % 0
0 to 0.15

Comparable Variants