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Grade CX2MW Nickel vs. AISI 422 Stainless Steel

Grade CX2MW nickel belongs to the nickel alloys classification, while AISI 422 stainless steel belongs to the iron alloys. There are 29 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 CX2MW nickel and the bottom bar is AISI 422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 34
15 to 17
Fatigue Strength, MPa 260
410 to 500
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
76
Tensile Strength: Ultimate (UTS), MPa 620
910 to 1080
Tensile Strength: Yield (Proof), MPa 350
670 to 870

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Maximum Temperature: Mechanical, °C 980
650
Melting Completion (Liquidus), °C 1550
1480
Melting Onset (Solidus), °C 1490
1470
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
24
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
5.3

Otherwise Unclassified Properties

Base Metal Price, % relative 65
11
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 12
3.1
Embodied Energy, MJ/kg 170
44
Embodied Water, L/kg 290
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 290
1140 to 1910
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 19
32 to 38
Strength to Weight: Bending, points 18
26 to 30
Thermal Diffusivity, mm2/s 2.7
6.4
Thermal Shock Resistance, points 17
33 to 39

Alloy Composition

Carbon (C), % 0 to 0.020
0.2 to 0.25
Chromium (Cr), % 20 to 22.5
11 to 12.5
Iron (Fe), % 2.0 to 6.0
81.9 to 85.8
Manganese (Mn), % 0 to 1.0
0.5 to 1.0
Molybdenum (Mo), % 12.5 to 14.5
0.9 to 1.3
Nickel (Ni), % 51.3 to 63
0.5 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.025
Tungsten (W), % 2.5 to 3.5
0.9 to 1.3
Vanadium (V), % 0 to 0.35
0.2 to 0.3