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Grade CX2M Nickel vs. SAE-AISI H12 Steel

Grade CX2M nickel belongs to the nickel alloys classification, while SAE-AISI H12 steel belongs to the iron 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 grade CX2M 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 550
690 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Melting Completion (Liquidus), °C 1500
1480
Melting Onset (Solidus), °C 1450
1440
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
36
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 65
9.0
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 12
2.9
Embodied Energy, MJ/kg 160
41
Embodied Water, L/kg 310
76

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
24 to 65
Strength to Weight: Bending, points 17
22 to 42
Thermal Diffusivity, mm2/s 2.7
9.8
Thermal Shock Resistance, points 15
22 to 60

Alloy Composition

Carbon (C), % 0 to 0.020
0.3 to 0.4
Chromium (Cr), % 22 to 24
4.8 to 5.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 1.5
87.8 to 91.7
Manganese (Mn), % 0 to 1.0
0.2 to 0.5
Molybdenum (Mo), % 15 to 16.5
1.3 to 1.8
Nickel (Ni), % 56.4 to 63
0 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0.8 to 1.2
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 0
1.0 to 1.7
Vanadium (V), % 0
0 to 0.5