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Grade CW12MW Nickel vs. EN 1.4435 Stainless Steel

Grade CW12MW nickel belongs to the nickel alloys classification, while EN 1.4435 stainless steel belongs to the iron alloys. They have 40% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade CW12MW nickel and the bottom bar is EN 1.4435 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 4.6
43
Fatigue Strength, MPa 130
220
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 85
78
Tensile Strength: Ultimate (UTS), MPa 560
610
Tensile Strength: Yield (Proof), MPa 310
240

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 960
980
Melting Completion (Liquidus), °C 1610
1440
Melting Onset (Solidus), °C 1560
1400
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 70
21
Density, g/cm3 9.1
7.9
Embodied Carbon, kg CO2/kg material 13
4.1
Embodied Energy, MJ/kg 180
57
Embodied Water, L/kg 280
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
210
Resilience: Unit (Modulus of Resilience), kJ/m3 220
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 17
21
Strength to Weight: Bending, points 17
20
Thermal Shock Resistance, points 16
14

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.030
Chromium (Cr), % 15.5 to 17.5
17 to 19
Iron (Fe), % 4.5 to 7.5
59.8 to 68
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 16 to 18
2.5 to 3.0
Nickel (Ni), % 49.2 to 60.1
12.5 to 15
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 3.8 to 5.3
0
Vanadium (V), % 0.2 to 0.4
0