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SAE-AISI O2 Steel vs. EN 2.4650 Nickel

SAE-AISI O2 steel belongs to the iron alloys classification, while EN 2.4650 nickel belongs to the nickel alloys. There are 23 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 O2 steel and the bottom bar is EN 2.4650 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
80
Tensile Strength: Ultimate (UTS), MPa 640 to 2050
1090

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1410
1350
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 43
12
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
80
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 1.8
10
Embodied Energy, MJ/kg 26
140
Embodied Water, L/kg 50
360

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 23 to 73
36
Strength to Weight: Bending, points 21 to 46
28
Thermal Diffusivity, mm2/s 12
3.1
Thermal Shock Resistance, points 22 to 70
33

Alloy Composition

Aluminum (Al), % 0
0.3 to 0.6
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.85 to 1.0
0.040 to 0.080
Chromium (Cr), % 0 to 0.5
19 to 21
Cobalt (Co), % 0
19 to 21
Copper (Cu), % 0 to 0.25
0 to 0.2
Iron (Fe), % 95 to 97.8
0 to 0.7
Manganese (Mn), % 1.4 to 1.8
0 to 0.6
Molybdenum (Mo), % 0 to 0.3
5.6 to 6.1
Nickel (Ni), % 0 to 0.3
46.9 to 54.2
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.0070
Titanium (Ti), % 0
1.9 to 2.4
Vanadium (V), % 0 to 0.3
0