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AWS BMg-1 vs. 5454 Aluminum

AWS BMg-1 belongs to the magnesium alloys classification, while 5454 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS BMg-1 and the bottom bar is 5454 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 47
69
Elongation at Break, % 3.8
2.3 to 18
Fatigue Strength, MPa 72
83 to 160
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 100
140 to 200
Tensile Strength: Ultimate (UTS), MPa 180
230 to 350
Tensile Strength: Yield (Proof), MPa 110
97 to 290

Thermal Properties

Latent Heat of Fusion, J/g 350
400
Maximum Temperature: Mechanical, °C 130
190
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 440
600
Specific Heat Capacity, J/kg-K 980
900
Thermal Conductivity, W/m-K 76
130
Thermal Expansion, µm/m-K 26
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
34
Electrical Conductivity: Equal Weight (Specific), % IACS 55
110

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.8
2.7
Embodied Carbon, kg CO2/kg material 22
8.6
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 980
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.9
6.3 to 34
Resilience: Unit (Modulus of Resilience), kJ/m3 120
68 to 590
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 66
50
Strength to Weight: Axial, points 27
23 to 36
Strength to Weight: Bending, points 39
30 to 41
Thermal Diffusivity, mm2/s 43
55
Thermal Shock Resistance, points 10
10 to 16

Alloy Composition


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Aluminum (Al), % 8.3 to 9.7
94.5 to 97.1
Beryllium (Be), % 0.00020 to 0.00080
0
Chromium (Cr), % 0
0.050 to 0.2
Copper (Cu), % 0 to 0.050
0 to 0.1
Iron (Fe), % 0 to 0.0050
0 to 0.4
Magnesium (Mg), % 86.1 to 89.8
2.4 to 3.0
Manganese (Mn), % 0.15 to 1.5
0.5 to 1.0
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.050
0 to 0.25
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 1.7 to 2.3
0 to 0.25
Residuals, % 0 to 0.3
0 to 0.15