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SAE-AISI M10 Steel vs. EN 1.4931 Steel

Both SAE-AISI M10 steel and EN 1.4931 steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 22 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 SAE-AISI M10 steel and the bottom bar is EN 1.4931 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 740 to 2170
810

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1520
1460
Melting Onset (Solidus), °C 1470
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 31
24
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 14
8.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 8.3
2.9
Embodied Energy, MJ/kg 120
42
Embodied Water, L/kg 100
100

Common Calculations

PREN (Pitting Resistance) 31
16
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 76
29
Strength to Weight: Bending, points 23 to 47
25
Thermal Diffusivity, mm2/s 8.5
6.5
Thermal Shock Resistance, points 23 to 68
22

Alloy Composition

Carbon (C), % 0.84 to 1.1
0.2 to 0.26
Chromium (Cr), % 3.8 to 4.5
11.3 to 12.2
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 82.3 to 85.6
83.2 to 86.8
Manganese (Mn), % 0.1 to 0.4
0.5 to 0.8
Molybdenum (Mo), % 7.8 to 8.5
1.0 to 1.2
Nickel (Ni), % 0 to 0.3
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.45
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 0
0 to 0.5
Vanadium (V), % 1.8 to 2.2
0.25 to 0.35