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SAE-AISI 4161 Steel vs. AWS BNi-11

SAE-AISI 4161 steel belongs to the iron alloys classification, while AWS BNi-11 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 4161 steel and the bottom bar is AWS BNi-11.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 680
600

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Melting Completion (Liquidus), °C 1460
1100
Melting Onset (Solidus), °C 1410
970
Specific Heat Capacity, J/kg-K 470
450
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
75
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 1.5
11
Embodied Energy, MJ/kg 20
160
Embodied Water, L/kg 50
230

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 24
18
Strength to Weight: Bending, points 22
17
Thermal Shock Resistance, points 22
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.2 to 3.1
Carbon (C), % 0.56 to 0.64
0.3 to 0.5
Chromium (Cr), % 0.7 to 0.9
9.0 to 11.8
Cobalt (Co), % 0
0 to 0.1
Iron (Fe), % 96.7 to 97.6
2.5 to 4.0
Manganese (Mn), % 0.75 to 1.0
0
Molybdenum (Mo), % 0.25 to 0.35
0
Nickel (Ni), % 0
62.9 to 71.2
Phosphorus (P), % 0 to 0.035
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0.15 to 0.35
3.4 to 4.3
Sulfur (S), % 0 to 0.040
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 0
11.5 to 12.8
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5