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AWS BNi-3 vs. S45503 Stainless Steel

AWS BNi-3 belongs to the nickel alloys classification, while S45503 stainless steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-3 and the bottom bar is S45503 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
190
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 66
75
Tensile Strength: Ultimate (UTS), MPa 430
1610 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 350
270
Melting Completion (Liquidus), °C 1040
1440
Melting Onset (Solidus), °C 980
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 60
15
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 9.9
3.4
Embodied Energy, MJ/kg 140
48
Embodied Water, L/kg 220
120

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 14
57 to 65
Strength to Weight: Bending, points 15
39 to 43
Thermal Shock Resistance, points 17
56 to 64

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 0.010
Chromium (Cr), % 0
11 to 12.5
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 0 to 0.5
72.4 to 78.9
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 90.1 to 93.3
7.5 to 9.5
Niobium (Nb), % 0
0.1 to 0.5
Phosphorus (P), % 0 to 0.020
0 to 0.010
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 0.2
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0 to 0.050
1.0 to 1.4
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0