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EN 1.8505 Steel vs. SAE-AISI M6 Steel

Both EN 1.8505 steel and SAE-AISI M6 steel are iron alloys. They have 74% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.8505 steel and the bottom bar is SAE-AISI M6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 1050
840 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1450
1560
Melting Onset (Solidus), °C 1410
1510
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 39
17
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
39
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 1.6
8.0
Embodied Energy, MJ/kg 22
120
Embodied Water, L/kg 65
160

Common Calculations

PREN (Pitting Resistance) 2.6
28
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 37
28 to 73
Strength to Weight: Bending, points 30
24 to 45
Thermal Diffusivity, mm2/s 11
4.7
Thermal Shock Resistance, points 31
26 to 68

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0
Carbon (C), % 0.28 to 0.35
0.75 to 0.85
Chromium (Cr), % 1.5 to 1.8
3.8 to 4.5
Cobalt (Co), % 0
11 to 13
Iron (Fe), % 95.4 to 97.1
68.8 to 74.6
Manganese (Mn), % 0.4 to 0.7
0.15 to 0.4
Molybdenum (Mo), % 0.2 to 0.4
4.5 to 5.5
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0.2 to 0.45
Sulfur (S), % 0 to 0.035
0 to 0.030
Tungsten (W), % 0
3.8 to 4.8
Vanadium (V), % 0
1.3 to 1.7