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AWS BNi-8 vs. AWS E120C-K4

AWS BNi-8 belongs to the nickel alloys classification, while AWS E120C-K4 belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-8 and the bottom bar is AWS E120C-K4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 67
73
Tensile Strength: Ultimate (UTS), MPa 570
950

Thermal Properties

Latent Heat of Fusion, J/g 390
250
Melting Completion (Liquidus), °C 1010
1460
Melting Onset (Solidus), °C 980
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 46
3.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 8.2
1.7
Embodied Energy, MJ/kg 120
23
Embodied Water, L/kg 220
54

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
34
Strength to Weight: Bending, points 19
27
Thermal Shock Resistance, points 17
28

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0 to 0.060
0 to 0.15
Chromium (Cr), % 0
0.15 to 0.65
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 4.0 to 5.0
0 to 0.35
Iron (Fe), % 0
92.1 to 98.4
Manganese (Mn), % 21.5 to 24.5
0.75 to 2.3
Molybdenum (Mo), % 0
0.25 to 0.65
Nickel (Ni), % 61.6 to 68.5
0.5 to 2.5
Phosphorus (P), % 0 to 0.020
0 to 0.025
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 6.0 to 8.0
0 to 0.8
Sulfur (S), % 0 to 0.020
0 to 0.025
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0
0 to 0.030
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.5