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AWS BMg-1 vs. EN AC-43500 Aluminum

AWS BMg-1 belongs to the magnesium alloys classification, while EN AC-43500 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AWS BMg-1 and the bottom bar is EN AC-43500 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 47
72
Elongation at Break, % 3.8
4.5 to 13
Fatigue Strength, MPa 72
62 to 100
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
27
Tensile Strength: Ultimate (UTS), MPa 180
220 to 300
Tensile Strength: Yield (Proof), MPa 110
140 to 170

Thermal Properties

Latent Heat of Fusion, J/g 350
550
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 600
600
Melting Onset (Solidus), °C 440
590
Specific Heat Capacity, J/kg-K 980
900
Thermal Conductivity, W/m-K 76
140
Thermal Expansion, µm/m-K 26
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
38
Electrical Conductivity: Equal Weight (Specific), % IACS 55
130

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.8
2.6
Embodied Carbon, kg CO2/kg material 22
7.8
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 980
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.9
12 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 120
130 to 200
Stiffness to Weight: Axial, points 14
16
Stiffness to Weight: Bending, points 66
54
Strength to Weight: Axial, points 27
24 to 33
Strength to Weight: Bending, points 39
32 to 39
Thermal Diffusivity, mm2/s 43
60
Thermal Shock Resistance, points 10
10 to 14

Alloy Composition


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Aluminum (Al), % 8.3 to 9.7
86.4 to 90.5
Beryllium (Be), % 0.00020 to 0.00080
0
Copper (Cu), % 0 to 0.050
0 to 0.050
Iron (Fe), % 0 to 0.0050
0 to 0.25
Magnesium (Mg), % 86.1 to 89.8
0.1 to 0.6
Manganese (Mn), % 0.15 to 1.5
0.4 to 0.8
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.050
9.0 to 11.5
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 1.7 to 2.3
0 to 0.070
Residuals, % 0 to 0.3
0 to 0.15