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Grade CX2MW Nickel vs. ACI-ASTM CK35MN Steel

Grade CX2MW nickel belongs to the nickel alloys classification, while ACI-ASTM CK35MN steel belongs to the iron alloys. They have 54% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade CX2MW nickel and the bottom bar is ACI-ASTM CK35MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 34
40
Fatigue Strength, MPa 260
270
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
81
Tensile Strength: Ultimate (UTS), MPa 620
650
Tensile Strength: Yield (Proof), MPa 350
310

Thermal Properties

Latent Heat of Fusion, J/g 330
310
Maximum Temperature: Mechanical, °C 980
1100
Melting Completion (Liquidus), °C 1550
1460
Melting Onset (Solidus), °C 1490
1410
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
12
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 65
31
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 12
5.9
Embodied Energy, MJ/kg 170
81
Embodied Water, L/kg 290
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
210
Resilience: Unit (Modulus of Resilience), kJ/m3 290
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 2.7
3.3
Thermal Shock Resistance, points 17
14

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.035
Chromium (Cr), % 20 to 22.5
22 to 24
Copper (Cu), % 0
0 to 0.4
Iron (Fe), % 2.0 to 6.0
43.4 to 51.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 12.5 to 14.5
6.0 to 6.8
Nickel (Ni), % 51.3 to 63
20 to 22
Nitrogen (N), % 0
0.21 to 0.32
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.020
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0