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SAE-AISI M2 Steel vs. AWS ENiCrFe-2

SAE-AISI M2 steel belongs to the iron alloys classification, while AWS ENiCrFe-2 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M2 steel and the bottom bar is AWS ENiCrFe-2.

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
74
Tensile Strength: Ultimate (UTS), MPa 760 to 2150
790

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1610
1390
Melting Onset (Solidus), °C 1570
1350
Specific Heat Capacity, J/kg-K 440
450
Thermal Expansion, µm/m-K 10
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
65
Density, g/cm3 8.4
8.5
Embodied Carbon, kg CO2/kg material 8.8
11
Embodied Energy, MJ/kg 130
160
Embodied Water, L/kg 98
260

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 25 to 71
26
Strength to Weight: Bending, points 22 to 44
22
Thermal Shock Resistance, points 27 to 76
24

Alloy Composition


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Carbon (C), % 0.78 to 1.1
0 to 0.1
Chromium (Cr), % 3.8 to 4.5
13 to 17
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 78.5 to 83.4
0 to 12
Manganese (Mn), % 0.15 to 0.4
1.0 to 3.5
Molybdenum (Mo), % 4.5 to 5.5
0.5 to 2.5
Nickel (Ni), % 0 to 0.3
62 to 85
Niobium (Nb), % 0
0.5 to 4.0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.45
0 to 0.75
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
Residuals, % 0
0 to 0.5