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SAE-AISI M2 Steel vs. EN 1.3961 Alloy

Both SAE-AISI M2 steel and EN 1.3961 alloy are iron alloys. They have 64% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M2 steel and the bottom bar is EN 1.3961 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 77
72
Tensile Strength: Ultimate (UTS), MPa 760 to 2150
450

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1610
1430
Melting Onset (Solidus), °C 1570
1390
Specific Heat Capacity, J/kg-K 440
460
Thermal Expansion, µm/m-K 10
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 8.8
4.8
Embodied Energy, MJ/kg 130
66
Embodied Water, L/kg 98
110

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 25 to 71
15
Strength to Weight: Bending, points 22 to 44
16
Thermal Shock Resistance, points 27 to 76
130

Alloy Composition

Carbon (C), % 0.78 to 1.1
0 to 0.050
Chromium (Cr), % 3.8 to 4.5
0 to 0.25
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 78.5 to 83.4
60.7 to 65
Manganese (Mn), % 0.15 to 0.4
0 to 0.5
Molybdenum (Mo), % 4.5 to 5.5
0 to 1.0
Nickel (Ni), % 0 to 0.3
35 to 37
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.45
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0