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S64512 Stainless Steel vs. AWS BNi-2

S64512 stainless steel belongs to the iron alloys classification, while AWS BNi-2 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is S64512 stainless steel and the bottom bar is AWS BNi-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 76
68
Tensile Strength: Ultimate (UTS), MPa 1140
440

Thermal Properties

Latent Heat of Fusion, J/g 270
360
Melting Completion (Liquidus), °C 1460
1000
Melting Onset (Solidus), °C 1420
970
Specific Heat Capacity, J/kg-K 470
490
Thermal Expansion, µm/m-K 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 10
55
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.3
9.3
Embodied Energy, MJ/kg 47
130
Embodied Water, L/kg 110
230

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 40
15
Strength to Weight: Bending, points 31
16
Thermal Shock Resistance, points 42
16

Alloy Composition


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Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.8 to 3.5
Carbon (C), % 0.080 to 0.15
0 to 0.060
Chromium (Cr), % 11 to 12.5
6.0 to 8.0
Cobalt (Co), % 0
0 to 0.1
Iron (Fe), % 80.6 to 84.7
2.5 to 3.5
Manganese (Mn), % 0.5 to 0.9
0
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 2.0 to 3.0
79.1 to 84.8
Nitrogen (N), % 0.010 to 0.050
0
Phosphorus (P), % 0 to 0.025
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.35
4.0 to 5.0
Sulfur (S), % 0 to 0.025
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0.25 to 0.4
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5