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Grade M30H Nickel vs. EN 2.4964 Cobalt

Grade M30H nickel belongs to the nickel alloys classification, while EN 2.4964 cobalt belongs to the cobalt 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 grade M30H nickel and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
220
Elongation at Break, % 11
40
Fatigue Strength, MPa 230
220
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 61
86
Tensile Strength: Ultimate (UTS), MPa 770
960
Tensile Strength: Yield (Proof), MPa 470
390

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Melting Completion (Liquidus), °C 1250
1630
Melting Onset (Solidus), °C 1200
1550
Specific Heat Capacity, J/kg-K 440
400
Thermal Conductivity, W/m-K 22
15
Thermal Expansion, µm/m-K 13
12

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 8.6
9.6
Embodied Carbon, kg CO2/kg material 7.7
9.8
Embodied Energy, MJ/kg 110
140
Embodied Water, L/kg 250
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
310
Resilience: Unit (Modulus of Resilience), kJ/m3 700
340
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
21
Strength to Weight: Axial, points 25
28
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 5.7
3.9
Thermal Shock Resistance, points 27
25

Alloy Composition

Carbon (C), % 0 to 0.3
0.050 to 0.15
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
46.4 to 58
Copper (Cu), % 27 to 33
0
Iron (Fe), % 0 to 3.5
0 to 3.0
Manganese (Mn), % 0 to 1.5
0 to 2.0
Nickel (Ni), % 57.9 to 70.3
9.0 to 11
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 2.7 to 3.7
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
14 to 16