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AWS BMg-1 vs. 7010 Aluminum

AWS BMg-1 belongs to the magnesium alloys classification, while 7010 aluminum belongs to the aluminum alloys. 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 AWS BMg-1 and the bottom bar is 7010 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 47
70
Elongation at Break, % 3.8
3.9 to 6.8
Fatigue Strength, MPa 72
160 to 190
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 18
26
Shear Strength, MPa 100
300 to 340
Tensile Strength: Ultimate (UTS), MPa 180
520 to 590
Tensile Strength: Yield (Proof), MPa 110
410 to 540

Thermal Properties

Latent Heat of Fusion, J/g 350
380
Maximum Temperature: Mechanical, °C 130
200
Melting Completion (Liquidus), °C 600
630
Melting Onset (Solidus), °C 440
480
Specific Heat Capacity, J/kg-K 980
860
Thermal Conductivity, W/m-K 76
150
Thermal Expansion, µm/m-K 26
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
40
Electrical Conductivity: Equal Weight (Specific), % IACS 55
120

Otherwise Unclassified Properties

Base Metal Price, % relative 12
10
Density, g/cm3 1.8
3.0
Embodied Carbon, kg CO2/kg material 22
8.3
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 980
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.9
22 to 33
Resilience: Unit (Modulus of Resilience), kJ/m3 120
1230 to 2130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 66
45
Strength to Weight: Axial, points 27
47 to 54
Strength to Weight: Bending, points 39
47 to 52
Thermal Diffusivity, mm2/s 43
58
Thermal Shock Resistance, points 10
22 to 26

Alloy Composition


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Aluminum (Al), % 8.3 to 9.7
87.9 to 90.6
Beryllium (Be), % 0.00020 to 0.00080
0
Chromium (Cr), % 0
0 to 0.050
Copper (Cu), % 0 to 0.050
1.5 to 2.0
Iron (Fe), % 0 to 0.0050
0 to 0.15
Magnesium (Mg), % 86.1 to 89.8
2.1 to 2.6
Manganese (Mn), % 0.15 to 1.5
0 to 0.1
Nickel (Ni), % 0 to 0.0050
0 to 0.050
Silicon (Si), % 0 to 0.050
0 to 0.12
Titanium (Ti), % 0
0 to 0.060
Zinc (Zn), % 1.7 to 2.3
5.7 to 6.7
Zirconium (Zr), % 0
0.1 to 0.16
Residuals, % 0 to 0.3
0 to 0.15