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710.0 Aluminum vs. 850.0 Aluminum

Both 710.0 aluminum and 850.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common.

For each property being compared, the top bar is 710.0 aluminum and the bottom bar is 850.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75
45
Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 2.2 to 3.6
7.9
Fatigue Strength, MPa 55 to 110
59
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 180
100
Tensile Strength: Ultimate (UTS), MPa 240 to 250
140
Tensile Strength: Yield (Proof), MPa 160
76

Thermal Properties

Latent Heat of Fusion, J/g 380
380
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 610
370
Solidification (Pattern Maker's) Shrinkage, % 1.6
1.3
Specific Heat Capacity, J/kg-K 870
850
Thermal Conductivity, W/m-K 140
180
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
47
Electrical Conductivity: Equal Weight (Specific), % IACS 110
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
14
Density, g/cm3 3.0
3.1
Embodied Carbon, kg CO2/kg material 8.0
8.5
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1130
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.9 to 7.9
9.1
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 190
42
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 46
44
Strength to Weight: Axial, points 23
12
Strength to Weight: Bending, points 29
19
Thermal Diffusivity, mm2/s 53
69
Thermal Shock Resistance, points 10 to 11
6.1

Alloy Composition

Aluminum (Al), % 90.5 to 93.1
88.3 to 93.1
Copper (Cu), % 0.35 to 0.65
0.7 to 1.3
Iron (Fe), % 0 to 0.5
0 to 0.7
Magnesium (Mg), % 0.6 to 0.8
0 to 0.1
Manganese (Mn), % 0 to 0.050
0 to 0.1
Nickel (Ni), % 0
0.7 to 1.3
Silicon (Si), % 0 to 0.15
0 to 0.7
Tin (Sn), % 0
5.5 to 7.0
Titanium (Ti), % 0 to 0.25
0 to 0.2
Zinc (Zn), % 6.0 to 7.0
0
Residuals, % 0
0 to 0.3