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SAE-AISI M2 Steel vs. EN 2.4650 Nickel

SAE-AISI M2 steel belongs to the iron alloys classification, while EN 2.4650 nickel belongs to the nickel alloys. There are 21 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 M2 steel and the bottom bar is EN 2.4650 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 760 to 2150
1090

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Melting Completion (Liquidus), °C 1610
1400
Melting Onset (Solidus), °C 1570
1350
Specific Heat Capacity, J/kg-K 440
450
Thermal Conductivity, W/m-K 22
12
Thermal Expansion, µm/m-K 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 24
80
Density, g/cm3 8.4
8.5
Embodied Carbon, kg CO2/kg material 8.8
10
Embodied Energy, MJ/kg 130
140
Embodied Water, L/kg 98
360

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 25 to 71
36
Strength to Weight: Bending, points 22 to 44
28
Thermal Diffusivity, mm2/s 5.9
3.1
Thermal Shock Resistance, points 27 to 76
33

Alloy Composition

Aluminum (Al), % 0
0.3 to 0.6
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.78 to 1.1
0.040 to 0.080
Chromium (Cr), % 3.8 to 4.5
19 to 21
Cobalt (Co), % 0
19 to 21
Copper (Cu), % 0 to 0.25
0 to 0.2
Iron (Fe), % 78.5 to 83.4
0 to 0.7
Manganese (Mn), % 0.15 to 0.4
0 to 0.6
Molybdenum (Mo), % 4.5 to 5.5
5.6 to 6.1
Nickel (Ni), % 0 to 0.3
46.9 to 54.2
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.2 to 0.45
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.0070
Titanium (Ti), % 0
1.9 to 2.4
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0