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N08810 Stainless Steel vs. AWS BNi-4

N08810 stainless steel belongs to the iron alloys classification, while AWS BNi-4 belongs to the nickel alloys. They have a modest 34% 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 (14, in this case) are not shown.

For each property being compared, the top bar is N08810 stainless steel and the bottom bar is AWS BNi-4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
67
Tensile Strength: Ultimate (UTS), MPa 520
430

Thermal Properties

Latent Heat of Fusion, J/g 300
340
Melting Completion (Liquidus), °C 1400
1070
Melting Onset (Solidus), °C 1350
980
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 14
11

Otherwise Unclassified Properties

Base Metal Price, % relative 30
60
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 5.3
10
Embodied Energy, MJ/kg 76
140
Embodied Water, L/kg 200
220

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 18
14
Strength to Weight: Bending, points 18
15
Thermal Shock Resistance, points 13
16

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0 to 0.050
Boron (B), % 0
1.5 to 2.2
Carbon (C), % 0.050 to 0.1
0 to 0.060
Chromium (Cr), % 19 to 23
0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 39.5 to 50.7
0 to 1.5
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 30 to 35
91.4 to 95.5
Phosphorus (P), % 0 to 0.045
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 1.0
3.0 to 4.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0.15 to 0.6
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5