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AISI 414 Stainless Steel vs. Grade CX2MW Nickel

AISI 414 stainless steel belongs to the iron alloys classification, while grade CX2MW nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 414 stainless steel and the bottom bar is grade CX2MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 17
34
Fatigue Strength, MPa 430 to 480
260
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
84
Tensile Strength: Ultimate (UTS), MPa 900 to 960
620
Tensile Strength: Yield (Proof), MPa 700 to 790
350

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Maximum Temperature: Mechanical, °C 750
980
Melting Completion (Liquidus), °C 1440
1550
Melting Onset (Solidus), °C 1400
1490
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 25
10
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
65
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.1
12
Embodied Energy, MJ/kg 29
170
Embodied Water, L/kg 100
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
180
Resilience: Unit (Modulus of Resilience), kJ/m3 1260 to 1590
290
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 32 to 34
19
Strength to Weight: Bending, points 27 to 28
18
Thermal Diffusivity, mm2/s 6.7
2.7
Thermal Shock Resistance, points 33 to 35
17

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.020
Chromium (Cr), % 11.5 to 13.5
20 to 22.5
Iron (Fe), % 81.8 to 87.3
2.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
12.5 to 14.5
Nickel (Ni), % 1.3 to 2.5
51.3 to 63
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35