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EN 1.4959 Stainless Steel vs. Grade CX2MW Nickel

EN 1.4959 stainless steel belongs to the iron alloys classification, while grade CX2MW nickel belongs to the nickel alloys. They have 57% 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 EN 1.4959 stainless steel and the bottom bar is grade CX2MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 40
34
Fatigue Strength, MPa 170
260
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
84
Tensile Strength: Ultimate (UTS), MPa 630
620
Tensile Strength: Yield (Proof), MPa 190
350

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Maximum Temperature: Mechanical, °C 1090
980
Melting Completion (Liquidus), °C 1400
1550
Melting Onset (Solidus), °C 1350
1490
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 12
10
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
65
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 5.4
12
Embodied Energy, MJ/kg 76
170
Embodied Water, L/kg 200
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
180
Resilience: Unit (Modulus of Resilience), kJ/m3 96
290
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 22
19
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 3.2
2.7
Thermal Shock Resistance, points 15
17

Alloy Composition

Aluminum (Al), % 0.25 to 0.65
0
Carbon (C), % 0.050 to 0.1
0 to 0.020
Chromium (Cr), % 19 to 22
20 to 22.5
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 39.4 to 50.5
2.0 to 6.0
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
12.5 to 14.5
Nickel (Ni), % 30 to 34
51.3 to 63
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.7
0 to 0.8
Sulfur (S), % 0 to 0.010
0 to 0.025
Titanium (Ti), % 0.25 to 0.65
0
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35