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SAE-AISI O2 Steel vs. EN 1.3519 Steel

Both SAE-AISI O2 steel and EN 1.3519 steel are iron alloys. Their average alloy composition is basically identical. 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 1.3519 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
620 to 730

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 43
43
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
2.6
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
1.5
Embodied Energy, MJ/kg 26
21
Embodied Water, L/kg 50
55

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23 to 73
22 to 26
Strength to Weight: Bending, points 21 to 46
21 to 23
Thermal Diffusivity, mm2/s 12
12
Thermal Shock Resistance, points 22 to 70
18 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.85 to 1.0
0.93 to 1.1
Chromium (Cr), % 0 to 0.5
1.4 to 1.7
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 95 to 97.8
95.4 to 96.8
Manganese (Mn), % 1.4 to 1.8
1.4 to 1.7
Molybdenum (Mo), % 0 to 0.3
0 to 0.1
Nickel (Ni), % 0 to 0.3
0
Oxygen (O), % 0
0 to 0.0015
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0.45 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0 to 0.3
0