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Grade CW12MW Nickel vs. S32654 Stainless Steel

Grade CW12MW nickel belongs to the nickel alloys classification, while S32654 stainless steel belongs to the iron alloys. They have 53% 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 S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 4.6
45
Fatigue Strength, MPa 130
450
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 85
82
Tensile Strength: Ultimate (UTS), MPa 560
850
Tensile Strength: Yield (Proof), MPa 310
490

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Maximum Temperature: Mechanical, °C 960
1100
Melting Completion (Liquidus), °C 1610
1450
Melting Onset (Solidus), °C 1560
1410
Specific Heat Capacity, J/kg-K 410
460
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
34
Density, g/cm3 9.1
8.0
Embodied Carbon, kg CO2/kg material 13
6.4
Embodied Energy, MJ/kg 180
87
Embodied Water, L/kg 280
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
330
Resilience: Unit (Modulus of Resilience), kJ/m3 220
570
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 17
29
Strength to Weight: Bending, points 17
25
Thermal Shock Resistance, points 16
19

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.020
Chromium (Cr), % 15.5 to 17.5
24 to 25
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 4.5 to 7.5
38.3 to 45.3
Manganese (Mn), % 0 to 1.0
2.0 to 4.0
Molybdenum (Mo), % 16 to 18
7.0 to 8.0
Nickel (Ni), % 49.2 to 60.1
21 to 23
Nitrogen (N), % 0
0.45 to 0.55
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0050
Tungsten (W), % 3.8 to 5.3
0
Vanadium (V), % 0.2 to 0.4
0