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AWS BNi-4 vs. EN 1.6554 Steel

AWS BNi-4 belongs to the nickel alloys classification, while EN 1.6554 steel belongs to the iron 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.

For each property being compared, the top bar is AWS BNi-4 and the bottom bar is EN 1.6554 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 67
73
Tensile Strength: Ultimate (UTS), MPa 430
780 to 930

Thermal Properties

Latent Heat of Fusion, J/g 340
250
Melting Completion (Liquidus), °C 1070
1460
Melting Onset (Solidus), °C 980
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 60
3.4
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 10
1.7
Embodied Energy, MJ/kg 140
22
Embodied Water, L/kg 220
53

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 14
27 to 33
Strength to Weight: Bending, points 15
24 to 27
Thermal Shock Resistance, points 16
23 to 27

Alloy Composition


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Aluminum (Al), % 0 to 0.050
0
Boron (B), % 1.5 to 2.2
0
Carbon (C), % 0 to 0.060
0.23 to 0.28
Chromium (Cr), % 0
0.7 to 0.9
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0 to 1.5
94.6 to 97.3
Manganese (Mn), % 0
0.6 to 0.9
Molybdenum (Mo), % 0
0.2 to 0.3
Nickel (Ni), % 91.4 to 95.5
1.0 to 2.0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 3.0 to 4.0
0 to 0.6
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 to 0.5
0