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SAE-AISI O2 Steel vs. EN 1.8153 Steel

Both SAE-AISI O2 steel and EN 1.8153 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (2, 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 1.8153 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
72
Tensile Strength: Ultimate (UTS), MPa 640 to 2050
670 to 2040

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 43
45
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
2.1
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.8
1.8
Embodied Energy, MJ/kg 26
25
Embodied Water, L/kg 50
48

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23 to 73
24 to 74
Strength to Weight: Bending, points 21 to 46
22 to 46
Thermal Diffusivity, mm2/s 12
12
Thermal Shock Resistance, points 22 to 70
20 to 62

Alloy Composition

Carbon (C), % 0.85 to 1.0
0.56 to 0.64
Chromium (Cr), % 0 to 0.5
0.2 to 0.4
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 95 to 97.8
95.7 to 96.9
Manganese (Mn), % 1.4 to 1.8
0.7 to 1.0
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
1.5 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.025
Vanadium (V), % 0 to 0.3
0.1 to 0.2

Comparable Variants