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2618 Aluminum vs. 712.0 Aluminum

Both 2618 aluminum and 712.0 aluminum are aluminum alloys. They have a moderately high 94% 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 2618 aluminum and the bottom bar is 712.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
75 to 90
Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 5.8
4.5 to 4.7
Fatigue Strength, MPa 110
140 to 180
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
27
Shear Strength, MPa 260
180
Tensile Strength: Ultimate (UTS), MPa 420
250 to 260
Tensile Strength: Yield (Proof), MPa 350
180 to 200

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 210
190
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 550
610
Specific Heat Capacity, J/kg-K 880
870
Thermal Conductivity, W/m-K 160
160
Thermal Expansion, µm/m-K 22
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
40
Electrical Conductivity: Equal Weight (Specific), % IACS 110
120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 2.9
3.0
Embodied Carbon, kg CO2/kg material 8.3
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
11
Resilience: Unit (Modulus of Resilience), kJ/m3 850
240 to 270
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
46
Strength to Weight: Axial, points 40
24 to 25
Strength to Weight: Bending, points 42
30 to 31
Thermal Diffusivity, mm2/s 62
62
Thermal Shock Resistance, points 19
11

Alloy Composition

Aluminum (Al), % 92.4 to 94.9
90.7 to 94
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 1.9 to 2.7
0 to 0.25
Iron (Fe), % 0.9 to 1.3
0 to 0.5
Magnesium (Mg), % 1.3 to 1.8
0.5 to 0.65
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0.9 to 1.2
0
Silicon (Si), % 0.1 to 0.25
0 to 0.3
Titanium (Ti), % 0.040 to 0.1
0.15 to 0.25
Zinc (Zn), % 0 to 0.1
5.0 to 6.5
Residuals, % 0
0 to 0.2