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AWS BNi-4 vs. EN 1.4416 Stainless Steel

AWS BNi-4 belongs to the nickel alloys classification, while EN 1.4416 stainless steel belongs to the iron alloys. They have a modest 26% 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 (15, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-4 and the bottom bar is EN 1.4416 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 67
79
Tensile Strength: Ultimate (UTS), MPa 430
500

Thermal Properties

Latent Heat of Fusion, J/g 340
300
Melting Completion (Liquidus), °C 1070
1450
Melting Onset (Solidus), °C 980
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 60
31
Density, g/cm3 8.5
8.1
Embodied Carbon, kg CO2/kg material 10
5.8
Embodied Energy, MJ/kg 140
79
Embodied Water, L/kg 220
190

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 14
17
Strength to Weight: Bending, points 15
17
Thermal Shock Resistance, points 16
12

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 1.5 to 2.2
0
Carbon (C), % 0 to 0.060
0 to 0.030
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 0 to 1.5
45.2 to 52.4
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
4.5 to 5.5
Nickel (Ni), % 91.4 to 95.5
24 to 26
Nitrogen (N), % 0
0.12 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.035
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 3.0 to 4.0
0 to 1.0
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