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AWS E349 vs. EN-MC35110 Magnesium

AWS E349 belongs to the iron alloys classification, while EN-MC35110 magnesium belongs to the magnesium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is AWS E349 and the bottom bar is EN-MC35110 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
45
Elongation at Break, % 29
3.1
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
18
Tensile Strength: Ultimate (UTS), MPa 770
230

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Melting Completion (Liquidus), °C 1470
600
Melting Onset (Solidus), °C 1420
520
Specific Heat Capacity, J/kg-K 470
970
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 14
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
130

Otherwise Unclassified Properties

Base Metal Price, % relative 25
18
Density, g/cm3 7.9
1.9
Embodied Carbon, kg CO2/kg material 4.9
24
Embodied Energy, MJ/kg 72
170
Embodied Water, L/kg 150
940

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
63
Strength to Weight: Axial, points 27
34
Strength to Weight: Bending, points 24
44
Thermal Diffusivity, mm2/s 4.1
61
Thermal Shock Resistance, points 20
14

Alloy Composition

Carbon (C), % 0 to 0.13
0
Chromium (Cr), % 18 to 21
0
Copper (Cu), % 0 to 0.75
0 to 0.030
Iron (Fe), % 60.5 to 71.1
0 to 0.010
Magnesium (Mg), % 0
92 to 95.4
Manganese (Mn), % 0.5 to 2.5
0 to 0.15
Molybdenum (Mo), % 0.35 to 0.65
0
Nickel (Ni), % 8.0 to 10
0 to 0.0050
Niobium (Nb), % 0.75 to 1.2
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0 to 0.15
0
Tungsten (W), % 1.3 to 1.8
0
Unspecified Rare Earths, % 0
0.75 to 1.8
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
3.5 to 5.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010