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AWS BNi-3 vs. EN 1.6311 Steel

AWS BNi-3 belongs to the nickel alloys classification, while EN 1.6311 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-3 and the bottom bar is EN 1.6311 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 66
73
Tensile Strength: Ultimate (UTS), MPa 430
650

Thermal Properties

Latent Heat of Fusion, J/g 350
250
Melting Completion (Liquidus), °C 1040
1460
Melting Onset (Solidus), °C 980
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 10
13

Otherwise Unclassified Properties

Base Metal Price, % relative 60
2.9
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 9.9
1.6
Embodied Energy, MJ/kg 140
22
Embodied Water, L/kg 220
51

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 14
23
Strength to Weight: Bending, points 15
21
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.8 to 3.5
0
Carbon (C), % 0 to 0.060
0.15 to 0.23
Chromium (Cr), % 0
0 to 0.5
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 0 to 0.5
95.9 to 98
Manganese (Mn), % 0
1.0 to 1.5
Molybdenum (Mo), % 0
0.45 to 0.6
Nickel (Ni), % 90.1 to 93.3
0.4 to 0.8
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.020
0 to 0.035
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.035
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0
0 to 0.020
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0