MakeItFrom.com
Menu (ESC)

2017 Aluminum vs. 6018 Aluminum

Both 2017 aluminum and 6018 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 2017 aluminum and the bottom bar is 6018 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 12 to 18
9.0 to 9.1
Fatigue Strength, MPa 90 to 130
85 to 89
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 130 to 260
170 to 180
Tensile Strength: Ultimate (UTS), MPa 190 to 430
290 to 300
Tensile Strength: Yield (Proof), MPa 76 to 260
220 to 230

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 510
570
Specific Heat Capacity, J/kg-K 880
890
Thermal Conductivity, W/m-K 150
170
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
44
Electrical Conductivity: Equal Weight (Specific), % IACS 110
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 3.0
2.9
Embodied Carbon, kg CO2/kg material 8.0
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1140
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 66
24 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 41 to 470
360 to 380
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
48
Strength to Weight: Axial, points 17 to 40
28 to 29
Strength to Weight: Bending, points 24 to 42
34 to 35
Thermal Diffusivity, mm2/s 56
65
Thermal Shock Resistance, points 7.9 to 18
13

Alloy Composition

Aluminum (Al), % 91.6 to 95.5
93.1 to 97.8
Bismuth (Bi), % 0
0.4 to 0.7
Chromium (Cr), % 0 to 0.1
0 to 0.1
Copper (Cu), % 3.5 to 4.5
0.15 to 0.4
Iron (Fe), % 0 to 0.7
0 to 0.7
Lead (Pb), % 0
0.4 to 1.2
Magnesium (Mg), % 0.4 to 0.8
0.6 to 1.2
Manganese (Mn), % 0.4 to 1.0
0.3 to 0.8
Silicon (Si), % 0.2 to 0.8
0.5 to 1.2
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.25
0 to 0.3
Residuals, % 0
0 to 0.15