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AWS BNi-2 vs. EN 1.3961 Alloy

AWS BNi-2 belongs to the nickel alloys classification, while EN 1.3961 alloy belongs to the iron alloys. They have a modest 39% of their average alloy composition in common, which, by itself, doesn't mean much. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-2 and the bottom bar is EN 1.3961 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.3
0.3
Shear Modulus, GPa 68
72
Tensile Strength: Ultimate (UTS), MPa 440
450

Thermal Properties

Latent Heat of Fusion, J/g 360
270
Melting Completion (Liquidus), °C 1000
1430
Melting Onset (Solidus), °C 970
1390
Specific Heat Capacity, J/kg-K 490
460
Thermal Expansion, µm/m-K 11
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 55
25
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 9.3
4.8
Embodied Energy, MJ/kg 130
66
Embodied Water, L/kg 230
110

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 15
15
Strength to Weight: Bending, points 16
16
Thermal Shock Resistance, points 16
130

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.8 to 3.5
0
Carbon (C), % 0 to 0.060
0 to 0.050
Chromium (Cr), % 6.0 to 8.0
0 to 0.25
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 2.5 to 3.5
60.7 to 65
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 79.1 to 84.8
35 to 37
Phosphorus (P), % 0 to 0.020
0 to 0.030
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0