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EN 1.8507 Steel vs. SAE-AISI O6 Steel

Both EN 1.8507 steel and SAE-AISI O6 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 (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.8507 steel and the bottom bar is SAE-AISI O6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
180
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
71
Tensile Strength: Ultimate (UTS), MPa 900
670 to 2070

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 41
43
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
2.3
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.6
1.5
Embodied Energy, MJ/kg 21
21
Embodied Water, L/kg 63
47

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 32
24 to 74
Strength to Weight: Bending, points 27
22 to 47
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 26
22 to 69

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0
Carbon (C), % 0.3 to 0.37
1.3 to 1.6
Chromium (Cr), % 1.0 to 1.3
0 to 0.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 96.1 to 97.7
94.6 to 97.7
Manganese (Mn), % 0.4 to 0.7
0.3 to 1.1
Molybdenum (Mo), % 0.15 to 0.25
0.2 to 0.3
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0.55 to 1.5
Sulfur (S), % 0 to 0.035
0 to 0.030