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AWS BNi-3 vs. EN 1.4618 Stainless Steel

AWS BNi-3 belongs to the nickel alloys classification, while EN 1.4618 stainless steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-3 and the bottom bar is EN 1.4618 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
200
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 66
77
Tensile Strength: Ultimate (UTS), MPa 430
680 to 700

Thermal Properties

Latent Heat of Fusion, J/g 350
280
Melting Completion (Liquidus), °C 1040
1400
Melting Onset (Solidus), °C 980
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 10
16

Otherwise Unclassified Properties

Base Metal Price, % relative 60
13
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 9.9
2.7
Embodied Energy, MJ/kg 140
39
Embodied Water, L/kg 220
150

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 14
24 to 25
Strength to Weight: Bending, points 15
22 to 23
Thermal Shock Resistance, points 17
15 to 16

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 0.1
Chromium (Cr), % 0
16.5 to 18.5
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
1.0 to 2.5
Iron (Fe), % 0 to 0.5
62.7 to 72.5
Manganese (Mn), % 0
5.5 to 9.5
Nickel (Ni), % 90.1 to 93.3
4.5 to 5.5
Nitrogen (N), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.020
0 to 0.070
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0