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7049 Aluminum vs. 6151 Aluminum

Both 7049 aluminum and 6151 aluminum are aluminum alloys. They have 89% 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 7049 aluminum and the bottom bar is 6151 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 6.2 to 7.0
1.1 to 5.7
Fatigue Strength, MPa 160 to 170
80 to 100
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 300 to 310
190 to 200
Tensile Strength: Ultimate (UTS), MPa 510 to 530
330 to 340
Tensile Strength: Yield (Proof), MPa 420 to 450
270 to 280

Thermal Properties

Latent Heat of Fusion, J/g 370
410
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 480
590
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
45
Electrical Conductivity: Equal Weight (Specific), % IACS 110
150

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.1
8.2
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
3.5 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
520 to 580
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 46 to 47
34
Strength to Weight: Bending, points 46 to 47
39
Thermal Diffusivity, mm2/s 51
70
Thermal Shock Resistance, points 22 to 23
15

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
95.6 to 98.8
Chromium (Cr), % 0.1 to 0.22
0.15 to 0.35
Copper (Cu), % 1.2 to 1.9
0 to 0.35
Iron (Fe), % 0 to 0.35
0 to 1.0
Magnesium (Mg), % 2.0 to 2.9
0.45 to 0.8
Manganese (Mn), % 0 to 0.2
0 to 0.2
Silicon (Si), % 0 to 0.25
0.6 to 1.2
Titanium (Ti), % 0 to 0.1
0 to 0.15
Zinc (Zn), % 7.2 to 8.2
0 to 0.25
Residuals, % 0
0 to 0.15