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AWS BNi-8 vs. EN AC-48100 Aluminum

AWS BNi-8 belongs to the nickel alloys classification, while EN AC-48100 aluminum belongs to the aluminum alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, 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-8 and the bottom bar is EN AC-48100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
76
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 67
29
Tensile Strength: Ultimate (UTS), MPa 570
240 to 330

Thermal Properties

Latent Heat of Fusion, J/g 390
640
Melting Completion (Liquidus), °C 1010
580
Melting Onset (Solidus), °C 980
470
Specific Heat Capacity, J/kg-K 480
880
Thermal Expansion, µm/m-K 13
20

Otherwise Unclassified Properties

Base Metal Price, % relative 46
11
Density, g/cm3 7.9
2.8
Embodied Carbon, kg CO2/kg material 8.2
7.3
Embodied Energy, MJ/kg 120
130
Embodied Water, L/kg 220
940

Common Calculations

Stiffness to Weight: Axial, points 12
15
Stiffness to Weight: Bending, points 24
51
Strength to Weight: Axial, points 20
24 to 33
Strength to Weight: Bending, points 19
31 to 38
Thermal Shock Resistance, points 17
11 to 16

Alloy Composition

Aluminum (Al), % 0 to 0.050
72.1 to 79.8
Carbon (C), % 0 to 0.060
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 4.0 to 5.0
4.0 to 5.0
Iron (Fe), % 0
0 to 1.3
Magnesium (Mg), % 0
0.25 to 0.65
Manganese (Mn), % 21.5 to 24.5
0 to 0.5
Nickel (Ni), % 61.6 to 68.5
0 to 0.3
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 6.0 to 8.0
16 to 18
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 0 to 0.050
0 to 0.25
Zinc (Zn), % 0
0 to 1.5
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.25