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AWS BMg-1 vs. EN AC-46600 Aluminum

AWS BMg-1 belongs to the magnesium alloys classification, while EN AC-46600 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-46600 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 47
72
Elongation at Break, % 3.8
1.1
Fatigue Strength, MPa 72
75
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
27
Tensile Strength: Ultimate (UTS), MPa 180
180
Tensile Strength: Yield (Proof), MPa 110
110

Thermal Properties

Latent Heat of Fusion, J/g 350
490
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 600
620
Melting Onset (Solidus), °C 440
560
Specific Heat Capacity, J/kg-K 980
890
Thermal Conductivity, W/m-K 76
130
Thermal Expansion, µm/m-K 26
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
29
Electrical Conductivity: Equal Weight (Specific), % IACS 55
94

Otherwise Unclassified Properties

Base Metal Price, % relative 12
10
Density, g/cm3 1.8
2.8
Embodied Carbon, kg CO2/kg material 22
7.8
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 980
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.9
1.7
Resilience: Unit (Modulus of Resilience), kJ/m3 120
81
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 66
50
Strength to Weight: Axial, points 27
18
Strength to Weight: Bending, points 39
25
Thermal Diffusivity, mm2/s 43
51
Thermal Shock Resistance, points 10
8.1

Alloy Composition


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Aluminum (Al), % 8.3 to 9.7
85.6 to 92.4
Beryllium (Be), % 0.00020 to 0.00080
0
Copper (Cu), % 0 to 0.050
1.5 to 2.5
Iron (Fe), % 0 to 0.0050
0 to 0.8
Lead (Pb), % 0
0 to 0.25
Magnesium (Mg), % 86.1 to 89.8
0 to 0.35
Manganese (Mn), % 0.15 to 1.5
0.15 to 0.65
Nickel (Ni), % 0 to 0.0050
0 to 0.35
Silicon (Si), % 0 to 0.050
6.0 to 8.0
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 1.7 to 2.3
0 to 1.0
Residuals, % 0 to 0.3
0 to 0.15