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Grade CW2M Nickel vs. Nickel 625

Both grade CW2M nickel and nickel 625 are nickel alloys. They have a moderately high 90% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade CW2M nickel and the bottom bar is nickel 625.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
33 to 34
Fatigue Strength, MPa 190
240 to 320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 83
79
Tensile Strength: Ultimate (UTS), MPa 560
790 to 910
Tensile Strength: Yield (Proof), MPa 310
320 to 450

Thermal Properties

Latent Heat of Fusion, J/g 330
330
Maximum Temperature: Mechanical, °C 960
980
Melting Completion (Liquidus), °C 1520
1350
Melting Onset (Solidus), °C 1460
1290
Specific Heat Capacity, J/kg-K 430
440
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
80
Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 12
14
Embodied Energy, MJ/kg 170
190
Embodied Water, L/kg 290
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
220 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 220
260 to 490
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
26 to 29
Strength to Weight: Bending, points 17
22 to 24
Thermal Shock Resistance, points 16
22 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0 to 0.020
0 to 0.1
Chromium (Cr), % 15 to 17.5
20 to 23
Cobalt (Co), % 0
0 to 1.0
Iron (Fe), % 0 to 2.0
0 to 5.0
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 15 to 17.5
8.0 to 10
Nickel (Ni), % 60.1 to 70
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 0.4
Tungsten (W), % 0 to 1.0
0