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Nickel 908 vs. Grade CW6MC Nickel

Both nickel 908 and grade CW6MC nickel are nickel alloys. They have 59% of their average alloy composition in common. There are 27 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 nickel 908 and the bottom bar is grade CW6MC nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Elongation at Break, % 11
28
Fatigue Strength, MPa 450
210
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 70
79
Tensile Strength: Ultimate (UTS), MPa 1340
540
Tensile Strength: Yield (Proof), MPa 930
310

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Mechanical, °C 920
980
Melting Completion (Liquidus), °C 1430
1480
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 460
440
Thermal Conductivity, W/m-K 11
11
Thermal Expansion, µm/m-K 8.6
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
80
Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 9.3
14
Embodied Energy, MJ/kg 140
200
Embodied Water, L/kg 170
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
130
Resilience: Unit (Modulus of Resilience), kJ/m3 2340
240
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 45
18
Strength to Weight: Bending, points 33
17
Thermal Diffusivity, mm2/s 2.9
2.8
Thermal Shock Resistance, points 61
15

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0
Boron (B), % 0 to 0.012
0
Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 3.8 to 4.5
20 to 23
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 35.6 to 44.6
0 to 5.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 47 to 51
55.4 to 68.9
Niobium (Nb), % 2.7 to 3.3
3.2 to 4.5
Phosphorus (P), % 0 to 0.015
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 1.2 to 1.8
0