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EN 2.4964 Cobalt vs. Grade M35-1 Nickel

EN 2.4964 cobalt belongs to the cobalt alloys classification, while grade M35-1 nickel belongs to the nickel alloys. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is grade M35-1 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
160
Elongation at Break, % 40
28
Fatigue Strength, MPa 220
130
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 86
62
Tensile Strength: Ultimate (UTS), MPa 960
500
Tensile Strength: Yield (Proof), MPa 390
190

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Melting Completion (Liquidus), °C 1630
1280
Melting Onset (Solidus), °C 1550
1240
Specific Heat Capacity, J/kg-K 400
430
Thermal Conductivity, W/m-K 15
22
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
3.4

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.8
Embodied Carbon, kg CO2/kg material 9.8
8.2
Embodied Energy, MJ/kg 140
120
Embodied Water, L/kg 450
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
110
Resilience: Unit (Modulus of Resilience), kJ/m3 340
120
Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 21
21
Strength to Weight: Axial, points 28
16
Strength to Weight: Bending, points 23
16
Thermal Diffusivity, mm2/s 3.9
5.7
Thermal Shock Resistance, points 25
17

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.35
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
26 to 33
Iron (Fe), % 0 to 3.0
0 to 3.5
Manganese (Mn), % 0 to 2.0
0 to 1.5
Nickel (Ni), % 9.0 to 11
59.8 to 74
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 1.3
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 14 to 16
0