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SAE-AISI O2 Steel vs. Monel R-405

SAE-AISI O2 steel belongs to the iron alloys classification, while Monel R-405 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI O2 steel and the bottom bar is Monel R-405.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 72
62
Tensile Strength: Ultimate (UTS), MPa 640 to 2050
540 to 630

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1450
1350
Melting Onset (Solidus), °C 1410
1300
Specific Heat Capacity, J/kg-K 470
430
Thermal Conductivity, W/m-K 43
23
Thermal Expansion, µm/m-K 11
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
50
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.8
7.9
Embodied Energy, MJ/kg 26
110
Embodied Water, L/kg 50
250

Common Calculations

Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 23 to 73
17 to 20
Strength to Weight: Bending, points 21 to 46
17 to 18
Thermal Diffusivity, mm2/s 12
5.9
Thermal Shock Resistance, points 22 to 70
17 to 20

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.3
Chromium (Cr), % 0 to 0.5
0
Copper (Cu), % 0 to 0.25
28 to 34
Iron (Fe), % 95 to 97.8
0 to 2.5
Manganese (Mn), % 1.4 to 1.8
0 to 2.0
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 0 to 0.3
63 to 72
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0.025 to 0.060
Vanadium (V), % 0 to 0.3
0

Comparable Variants