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SAE-AISI M46 Steel vs. Grade CX2MW Nickel

SAE-AISI M46 steel belongs to the iron alloys classification, while grade CX2MW nickel belongs to the nickel alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M46 steel and the bottom bar is grade CX2MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
84
Tensile Strength: Ultimate (UTS), MPa 800 to 2300
620

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Melting Completion (Liquidus), °C 1540
1550
Melting Onset (Solidus), °C 1500
1490
Specific Heat Capacity, J/kg-K 450
430
Thermal Conductivity, W/m-K 18
10
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 33
65
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 12
12
Embodied Energy, MJ/kg 180
170
Embodied Water, L/kg 150
290

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 27 to 78
19
Strength to Weight: Bending, points 24 to 48
18
Thermal Diffusivity, mm2/s 4.9
2.7
Thermal Shock Resistance, points 25 to 71
17

Alloy Composition

Carbon (C), % 1.2 to 1.3
0 to 0.020
Chromium (Cr), % 3.7 to 4.2
20 to 22.5
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 70 to 73.8
2.0 to 6.0
Manganese (Mn), % 0.2 to 0.4
0 to 1.0
Molybdenum (Mo), % 8.0 to 8.5
12.5 to 14.5
Nickel (Ni), % 0 to 0.3
51.3 to 63
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.4 to 0.65
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 1.9 to 2.2
2.5 to 3.5
Vanadium (V), % 3.0 to 3.3
0 to 0.35