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AWS BNi-11 vs. EN-MC21210 Magnesium

AWS BNi-11 belongs to the nickel alloys classification, while EN-MC21210 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-11 and the bottom bar is EN-MC21210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
44
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 74
17
Tensile Strength: Ultimate (UTS), MPa 600
190

Thermal Properties

Latent Heat of Fusion, J/g 340
350
Melting Completion (Liquidus), °C 1100
600
Melting Onset (Solidus), °C 970
570
Specific Heat Capacity, J/kg-K 450
1000
Thermal Expansion, µm/m-K 11
27

Otherwise Unclassified Properties

Base Metal Price, % relative 75
12
Density, g/cm3 9.1
1.6
Embodied Carbon, kg CO2/kg material 11
24
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 230
980

Common Calculations

Stiffness to Weight: Axial, points 12
15
Stiffness to Weight: Bending, points 21
72
Strength to Weight: Axial, points 18
32
Strength to Weight: Bending, points 17
44
Thermal Shock Resistance, points 20
11

Alloy Composition

Aluminum (Al), % 0 to 0.050
1.6 to 2.6
Boron (B), % 2.2 to 3.1
0
Carbon (C), % 0.3 to 0.5
0
Chromium (Cr), % 9.0 to 11.8
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.010
Iron (Fe), % 2.5 to 4.0
0 to 0.0050
Magnesium (Mg), % 0
96.3 to 98.3
Manganese (Mn), % 0
0.1 to 0.7
Nickel (Ni), % 62.9 to 71.2
0 to 0.0020
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 3.4 to 4.3
0 to 0.1
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.050
0
Tungsten (W), % 11.5 to 12.8
0
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.010