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Grade CW6M Nickel vs. Grade CX2MW Nickel

Both grade CW6M nickel and grade CX2MW nickel are nickel alloys. Both are furnished in the heat treated (HT) condition. 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 (4, in this case) are not shown.

For each property being compared, the top bar is grade CW6M nickel and the bottom bar is grade CX2MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Elongation at Break, % 29
34
Fatigue Strength, MPa 210
260
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
84
Tensile Strength: Ultimate (UTS), MPa 560
620
Tensile Strength: Yield (Proof), MPa 310
350

Thermal Properties

Latent Heat of Fusion, J/g 330
330
Maximum Temperature: Mechanical, °C 970
980
Melting Completion (Liquidus), °C 1530
1550
Melting Onset (Solidus), °C 1470
1490
Specific Heat Capacity, J/kg-K 430
430
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 65
65
Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 13
12
Embodied Energy, MJ/kg 170
170
Embodied Water, L/kg 300
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
180
Resilience: Unit (Modulus of Resilience), kJ/m3 220
290
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
18
Thermal Shock Resistance, points 16
17

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.020
Chromium (Cr), % 17 to 20
20 to 22.5
Iron (Fe), % 0 to 3.0
2.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 17 to 20
12.5 to 14.5
Nickel (Ni), % 54.9 to 66
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