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EN 1.7366 Steel vs. SAE-AISI O6 Steel

Both EN 1.7366 steel and SAE-AISI O6 steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.7366 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 74
71
Tensile Strength: Ultimate (UTS), MPa 460 to 710
670 to 2070

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
43
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
2.3
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.7
1.5
Embodied Energy, MJ/kg 23
21
Embodied Water, L/kg 69
47

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16 to 25
24 to 74
Strength to Weight: Bending, points 17 to 23
22 to 47
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 13 to 20
22 to 69

Alloy Composition

Carbon (C), % 0 to 0.18
1.3 to 1.6
Chromium (Cr), % 4.0 to 6.0
0 to 0.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 91.9 to 95.3
94.6 to 97.7
Manganese (Mn), % 0.3 to 0.8
0.3 to 1.1
Molybdenum (Mo), % 0.45 to 0.65
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 0.015
0 to 0.030

Comparable Variants