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AWS BNi-5 vs. EN-MC35110 Magnesium

AWS BNi-5 belongs to the nickel alloys classification, while EN-MC35110 magnesium belongs to the magnesium alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, 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 BNi-5 and the bottom bar is EN-MC35110 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
45
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
18
Tensile Strength: Ultimate (UTS), MPa 470
230

Thermal Properties

Latent Heat of Fusion, J/g 470
330
Melting Completion (Liquidus), °C 1140
600
Melting Onset (Solidus), °C 1080
520
Specific Heat Capacity, J/kg-K 510
970
Thermal Expansion, µm/m-K 12
26

Otherwise Unclassified Properties

Base Metal Price, % relative 55
18
Density, g/cm3 7.7
1.9
Embodied Carbon, kg CO2/kg material 8.9
24
Embodied Energy, MJ/kg 130
170
Embodied Water, L/kg 260
940

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
63
Strength to Weight: Axial, points 17
34
Strength to Weight: Bending, points 17
44
Thermal Shock Resistance, points 15
14

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0 to 0.030
0
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 18.5 to 19.5
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.030
Iron (Fe), % 0
0 to 0.010
Magnesium (Mg), % 0
92 to 95.4
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 69.1 to 71.8
0 to 0.0050
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 9.8 to 10.5
0 to 0.010
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.050
0
Unspecified Rare Earths, % 0
0.75 to 1.8
Zinc (Zn), % 0
3.5 to 5.0
Zirconium (Zr), % 0 to 0.050
0.4 to 1.0
Residuals, % 0
0 to 0.010