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5182 Aluminum vs. 6151 Aluminum

Both 5182 aluminum and 6151 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common.

For each property being compared, the top bar is 5182 aluminum and the bottom bar is 6151 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 1.1 to 12
1.1 to 5.7
Fatigue Strength, MPa 100 to 130
80 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Shear Strength, MPa 170 to 240
190 to 200
Tensile Strength: Ultimate (UTS), MPa 280 to 420
330 to 340
Tensile Strength: Yield (Proof), MPa 130 to 360
270 to 280

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 590
590
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
45
Electrical Conductivity: Equal Weight (Specific), % IACS 94
150

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.9
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6 to 49
3.5 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 950
520 to 580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 29 to 44
34
Strength to Weight: Bending, points 36 to 47
39
Thermal Diffusivity, mm2/s 53
70
Thermal Shock Resistance, points 12 to 19
15

Alloy Composition

Aluminum (Al), % 93.2 to 95.8
95.6 to 98.8
Chromium (Cr), % 0 to 0.1
0.15 to 0.35
Copper (Cu), % 0 to 0.15
0 to 0.35
Iron (Fe), % 0 to 0.35
0 to 1.0
Magnesium (Mg), % 4.0 to 5.0
0.45 to 0.8
Manganese (Mn), % 0.2 to 0.5
0 to 0.2
Silicon (Si), % 0 to 0.2
0.6 to 1.2
Titanium (Ti), % 0 to 0.1
0 to 0.15
Zinc (Zn), % 0 to 0.25
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15