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Grade CW12MW Nickel vs. Nickel 22

Both grade CW12MW nickel and nickel 22 are nickel alloys. They have a moderately high 92% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade CW12MW nickel and the bottom bar is nickel 22.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Elongation at Break, % 4.6
49
Fatigue Strength, MPa 130
330
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 85
84
Tensile Strength: Ultimate (UTS), MPa 560
790
Tensile Strength: Yield (Proof), MPa 310
360

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Maximum Temperature: Mechanical, °C 960
990
Melting Completion (Liquidus), °C 1610
1390
Melting Onset (Solidus), °C 1560
1360
Specific Heat Capacity, J/kg-K 410
430
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
70
Density, g/cm3 9.1
8.9
Embodied Carbon, kg CO2/kg material 13
12
Embodied Energy, MJ/kg 180
170
Embodied Water, L/kg 280
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
320
Resilience: Unit (Modulus of Resilience), kJ/m3 220
300
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 17
25
Strength to Weight: Bending, points 17
21
Thermal Shock Resistance, points 16
24

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.015
Chromium (Cr), % 15.5 to 17.5
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Iron (Fe), % 4.5 to 7.5
2.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 0.015
Molybdenum (Mo), % 16 to 18
12.5 to 14.5
Nickel (Ni), % 49.2 to 60.1
50.8 to 63
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 3.8 to 5.3
2.5 to 3.5
Vanadium (V), % 0.2 to 0.4
0 to 0.35