EN 2.4964 Cobalt vs. SAE-AISI M62 Steel

EN 2.4964 cobalt belongs to the cobalt alloys classification, while SAE-AISI M62 steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is SAE-AISI M62 steel.

EN 2.4964 (CoCr20W15Ni) Cobalt Alloy SAE-AISI M62 (T11362) Molybdenum High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		220
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.29
Poisson's Ratio		0.29

Shear Modulus, GPa		86
Shear Modulus, GPa		79

Tensile Strength: Ultimate (UTS), MPa		960
Tensile Strength: Ultimate (UTS), MPa		830 to 2440

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1630
Melting Completion (Liquidus), °C		1650

Melting Onset (Solidus), °C		1550
Melting Onset (Solidus), °C		1600

Specific Heat Capacity, J/kg-K		400
Specific Heat Capacity, J/kg-K		430

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Density, g/cm³		9.6
Density, g/cm³		8.5

Embodied Carbon, kg CO₂/kg material		9.8
Embodied Carbon, kg CO₂/kg material		10

Embodied Energy, MJ/kg		140
Embodied Energy, MJ/kg		150

Embodied Water, L/kg		450
Embodied Water, L/kg		110

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		21
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		28
Strength to Weight: Axial, points		27 to 80

Strength to Weight: Bending, points		23
Strength to Weight: Bending, points		23 to 47

Thermal Shock Resistance, points		25
Thermal Shock Resistance, points		24 to 71

Alloy Composition

Carbon (C), %		0.050 to 0.15
Carbon (C), %		1.3 to 1.4

Chromium (Cr), %		19 to 21
Chromium (Cr), %		3.5 to 4.0

Cobalt (Co), %		46.4 to 58
Cobalt (Co), %		0

Copper (Cu), %		0
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0 to 3.0
Iron (Fe), %		73.6 to 77.4

Manganese (Mn), %		0 to 2.0
Manganese (Mn), %		0.15 to 0.4

Molybdenum (Mo), %		0
Molybdenum (Mo), %		10 to 11

Nickel (Ni), %		9.0 to 11
Nickel (Ni), %		0 to 0.3

Phosphorus (P), %		0 to 0.020
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0 to 0.4
Silicon (Si), %		0.15 to 0.4

Sulfur (S), %		0 to 0.015
Sulfur (S), %		0 to 0.030

Tungsten (W), %		14 to 16
Tungsten (W), %		5.8 to 6.5

Vanadium (V), %		0
Vanadium (V), %		1.8 to 2.1