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5251 Aluminum vs. 850.0 Aluminum

Both 5251 aluminum and 850.0 aluminum are aluminum alloys. They have a moderately high 91% of their average alloy composition in common. There are 31 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 5251 aluminum and the bottom bar is 850.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 44 to 79
45
Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 2.0 to 19
7.9
Fatigue Strength, MPa 59 to 110
59
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 110 to 160
100
Tensile Strength: Ultimate (UTS), MPa 180 to 280
140
Tensile Strength: Yield (Proof), MPa 67 to 250
76

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 180
190
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 610
370
Specific Heat Capacity, J/kg-K 900
850
Thermal Conductivity, W/m-K 150
180
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
47
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
14
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 8.5
8.5
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 27
9.1
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 450
42
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 50
44
Strength to Weight: Axial, points 18 to 29
12
Strength to Weight: Bending, points 26 to 35
19
Thermal Diffusivity, mm2/s 61
69
Thermal Shock Resistance, points 7.9 to 13
6.1

Alloy Composition

Aluminum (Al), % 95.5 to 98.2
88.3 to 93.1
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
0.7 to 1.3
Iron (Fe), % 0 to 0.5
0 to 0.7
Magnesium (Mg), % 1.7 to 2.4
0 to 0.1
Manganese (Mn), % 0.1 to 0.5
0 to 0.1
Nickel (Ni), % 0
0.7 to 1.3
Silicon (Si), % 0 to 0.4
0 to 0.7
Tin (Sn), % 0
5.5 to 7.0
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.15
0
Residuals, % 0 to 0.15
0 to 0.3