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Grade CX2M Nickel vs. AISI 440B Stainless Steel

Grade CX2M nickel belongs to the nickel alloys classification, while AISI 440B stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade CX2M nickel and the bottom bar is AISI 440B stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 45
3.0 to 18
Fatigue Strength, MPa 260
260 to 850
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
77
Tensile Strength: Ultimate (UTS), MPa 550
740 to 1930
Tensile Strength: Yield (Proof), MPa 310
430 to 1860

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Maximum Temperature: Mechanical, °C 990
870
Melting Completion (Liquidus), °C 1500
1480
Melting Onset (Solidus), °C 1450
1370
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 10
23
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 65
9.0
Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 12
2.2
Embodied Energy, MJ/kg 160
31
Embodied Water, L/kg 310
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
57 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
27 to 70
Strength to Weight: Bending, points 17
24 to 45
Thermal Diffusivity, mm2/s 2.7
6.1
Thermal Shock Resistance, points 15
27 to 70

Alloy Composition

Carbon (C), % 0 to 0.020
0.75 to 1.0
Chromium (Cr), % 22 to 24
16 to 18
Iron (Fe), % 0 to 1.5
78.2 to 83.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 15 to 16.5
0 to 0.75
Nickel (Ni), % 56.4 to 63
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015