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AWS BMg-1 vs. N07773 Nickel

AWS BMg-1 belongs to the magnesium alloys classification, while N07773 nickel belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, 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 BMg-1 and the bottom bar is N07773 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 47
200
Elongation at Break, % 3.8
40
Fatigue Strength, MPa 72
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 18
77
Shear Strength, MPa 100
480
Tensile Strength: Ultimate (UTS), MPa 180
710
Tensile Strength: Yield (Proof), MPa 110
270

Thermal Properties

Latent Heat of Fusion, J/g 350
320
Maximum Temperature: Mechanical, °C 130
990
Melting Completion (Liquidus), °C 600
1510
Melting Onset (Solidus), °C 440
1460
Specific Heat Capacity, J/kg-K 980
450
Thermal Expansion, µm/m-K 26
13

Otherwise Unclassified Properties

Base Metal Price, % relative 12
75
Density, g/cm3 1.8
8.5
Embodied Carbon, kg CO2/kg material 22
13
Embodied Energy, MJ/kg 160
180
Embodied Water, L/kg 980
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.9
220
Resilience: Unit (Modulus of Resilience), kJ/m3 120
180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 66
23
Strength to Weight: Axial, points 27
23
Strength to Weight: Bending, points 39
21
Thermal Shock Resistance, points 10
20

Alloy Composition

Aluminum (Al), % 8.3 to 9.7
0 to 2.0
Beryllium (Be), % 0.00020 to 0.00080
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
18 to 27
Copper (Cu), % 0 to 0.050
0
Iron (Fe), % 0 to 0.0050
0 to 32
Magnesium (Mg), % 86.1 to 89.8
0
Manganese (Mn), % 0.15 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 5.5
Nickel (Ni), % 0 to 0.0050
45 to 60
Niobium (Nb), % 0
2.5 to 6.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.050
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
0 to 2.0
Tungsten (W), % 0
0 to 6.0
Zinc (Zn), % 1.7 to 2.3
0
Residuals, % 0 to 0.3
0