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SAE-AISI 4161 Steel vs. AWS ERNiCrFe-11

SAE-AISI 4161 steel belongs to the iron alloys classification, while AWS ERNiCrFe-11 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, 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 ERNiCrFe-11.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
47
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 680
740

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1460
1360
Melting Onset (Solidus), °C 1410
1310
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 43
11
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
49
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 1.5
8.0
Embodied Energy, MJ/kg 20
110
Embodied Water, L/kg 50
280

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 24
25
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 12
2.9
Thermal Shock Resistance, points 22
20

Alloy Composition

Aluminum (Al), % 0
1.0 to 1.7
Carbon (C), % 0.56 to 0.64
0 to 0.1
Chromium (Cr), % 0.7 to 0.9
21 to 25
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 96.7 to 97.6
7.2 to 20
Manganese (Mn), % 0.75 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.25 to 0.35
0
Nickel (Ni), % 0
58 to 63
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0.15 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.015
Residuals, % 0
0 to 0.5