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Grade CX2MW Nickel vs. SAE-AISI H12 Steel

Grade CX2MW nickel belongs to the nickel alloys classification, while SAE-AISI H12 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade CX2MW nickel and the bottom bar is SAE-AISI H12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
75
Tensile Strength: Ultimate (UTS), MPa 620
690 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Melting Completion (Liquidus), °C 1550
1480
Melting Onset (Solidus), °C 1490
1440
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
36
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
8.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 65
9.0
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 12
2.9
Embodied Energy, MJ/kg 170
41
Embodied Water, L/kg 290
76

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 19
24 to 65
Strength to Weight: Bending, points 18
22 to 42
Thermal Diffusivity, mm2/s 2.7
9.8
Thermal Shock Resistance, points 17
22 to 60

Alloy Composition

Carbon (C), % 0 to 0.020
0.3 to 0.4
Chromium (Cr), % 20 to 22.5
4.8 to 5.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 2.0 to 6.0
87.8 to 91.7
Manganese (Mn), % 0 to 1.0
0.2 to 0.5
Molybdenum (Mo), % 12.5 to 14.5
1.3 to 1.8
Nickel (Ni), % 51.3 to 63
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.8
0.8 to 1.2
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 2.5 to 3.5
1.0 to 1.7
Vanadium (V), % 0 to 0.35
0 to 0.5