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5154 Aluminum vs. 6151 Aluminum

Both 5154 aluminum and 6151 aluminum are aluminum alloys. They have a very high 97% 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 5154 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, % 3.4 to 20
1.1 to 5.7
Fatigue Strength, MPa 100 to 160
80 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 140 to 210
190 to 200
Tensile Strength: Ultimate (UTS), MPa 240 to 360
330 to 340
Tensile Strength: Yield (Proof), MPa 94 to 270
270 to 280

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 190
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 32
45
Electrical Conductivity: Equal Weight (Specific), % IACS 110
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 8.8
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 39
3.5 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 64 to 540
520 to 580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 25 to 37
34
Strength to Weight: Bending, points 32 to 42
39
Thermal Diffusivity, mm2/s 52
70
Thermal Shock Resistance, points 10 to 16
15

Alloy Composition

Aluminum (Al), % 94.4 to 96.8
95.6 to 98.8
Chromium (Cr), % 0.15 to 0.35
0.15 to 0.35
Copper (Cu), % 0 to 0.1
0 to 0.35
Iron (Fe), % 0 to 0.4
0 to 1.0
Magnesium (Mg), % 3.1 to 3.9
0.45 to 0.8
Manganese (Mn), % 0 to 0.1
0 to 0.2
Silicon (Si), % 0 to 0.25
0.6 to 1.2
Titanium (Ti), % 0 to 0.2
0 to 0.15
Zinc (Zn), % 0 to 0.2
0 to 0.25
Residuals, % 0
0 to 0.15