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Grade M35-1 Nickel vs. R30016 Cobalt

Grade M35-1 nickel belongs to the nickel alloys classification, while R30016 cobalt belongs to the cobalt alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade M35-1 nickel and the bottom bar is R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
220
Elongation at Break, % 28
8.4
Fatigue Strength, MPa 130
290
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 62
85
Tensile Strength: Ultimate (UTS), MPa 500
1010
Tensile Strength: Yield (Proof), MPa 190
580

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1280
1360
Melting Onset (Solidus), °C 1240
1270
Specific Heat Capacity, J/kg-K 430
450
Thermal Conductivity, W/m-K 22
15
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 8.2
7.7
Embodied Energy, MJ/kg 120
110
Embodied Water, L/kg 250
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
72
Resilience: Unit (Modulus of Resilience), kJ/m3 120
770
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 16
33
Strength to Weight: Bending, points 16
26
Thermal Diffusivity, mm2/s 5.7
3.9
Thermal Shock Resistance, points 17
24

Alloy Composition

Carbon (C), % 0 to 0.35
0.9 to 1.4
Chromium (Cr), % 0
28 to 32
Cobalt (Co), % 0
49.6 to 66.9
Copper (Cu), % 26 to 33
0
Iron (Fe), % 0 to 3.5
0 to 3.0
Manganese (Mn), % 0 to 1.5
0.5 to 2.0
Molybdenum (Mo), % 0
0 to 1.5
Nickel (Ni), % 59.8 to 74
0 to 3.0
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.3
0.2 to 2.0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0
3.5 to 5.5