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Grade CW6MC Nickel vs. Nickel 80A

Both grade CW6MC nickel and nickel 80A are nickel alloys. They have 84% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is grade CW6MC nickel and the bottom bar is nickel 80A.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
22
Fatigue Strength, MPa 210
430
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
74
Tensile Strength: Ultimate (UTS), MPa 540
1040
Tensile Strength: Yield (Proof), MPa 310
710

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Maximum Temperature: Mechanical, °C 980
980
Melting Completion (Liquidus), °C 1480
1360
Melting Onset (Solidus), °C 1430
1310
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 11
11
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 80
55
Density, g/cm3 8.6
8.3
Embodied Carbon, kg CO2/kg material 14
9.8
Embodied Energy, MJ/kg 200
140
Embodied Water, L/kg 290
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
210
Resilience: Unit (Modulus of Resilience), kJ/m3 240
1300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
35
Strength to Weight: Bending, points 17
27
Thermal Diffusivity, mm2/s 2.8
2.9
Thermal Shock Resistance, points 15
31

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.8
Carbon (C), % 0 to 0.060
0 to 0.1
Chromium (Cr), % 20 to 23
18 to 21
Iron (Fe), % 0 to 5.0
0 to 3.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 55.4 to 68.9
69.4 to 79.7
Niobium (Nb), % 3.2 to 4.5
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
1.8 to 2.7