R30001 Cobalt vs. C14510 Copper

R30001 cobalt belongs to the cobalt alloys classification, while C14510 copper belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is R30001 cobalt and the bottom bar is C14510 copper.

UNS R30001 Co-Cr-W Alloy UNS C14510 Tellurium Copper

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		220
Elastic (Young's, Tensile) Modulus, GPa		120

Elongation at Break, %		1.0
Elongation at Break, %		9.1 to 9.6

Poisson's Ratio		0.28
Poisson's Ratio		0.34

Shear Modulus, GPa		86
Shear Modulus, GPa		43

Tensile Strength: Ultimate (UTS), MPa		620
Tensile Strength: Ultimate (UTS), MPa		300 to 320

Thermal Properties

Latent Heat of Fusion, J/g		310
Latent Heat of Fusion, J/g		210

Melting Completion (Liquidus), °C		1530
Melting Completion (Liquidus), °C		1080

Melting Onset (Solidus), °C		1260
Melting Onset (Solidus), °C		1050

Specific Heat Capacity, J/kg-K		430
Specific Heat Capacity, J/kg-K		390

Thermal Conductivity, W/m-K		15
Thermal Conductivity, W/m-K		360

Thermal Expansion, µm/m-K		11
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Density, g/cm³		9.0
Density, g/cm³		8.9

Embodied Carbon, kg CO₂/kg material		8.9
Embodied Carbon, kg CO₂/kg material		2.6

Embodied Energy, MJ/kg		130
Embodied Energy, MJ/kg		42

Embodied Water, L/kg		460
Embodied Water, L/kg		310

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		7.2

Stiffness to Weight: Bending, points		22
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		19
Strength to Weight: Axial, points		9.2 to 10

Strength to Weight: Bending, points		18
Strength to Weight: Bending, points		11 to 12

Thermal Diffusivity, mm²/s		3.7
Thermal Diffusivity, mm²/s		100

Thermal Shock Resistance, points		19
Thermal Shock Resistance, points		11 to 12

Alloy Composition

Carbon (C), %		2.0 to 3.0
Carbon (C), %		0

Chromium (Cr), %		28 to 32
Chromium (Cr), %		0

Cobalt (Co), %		43 to 59
Cobalt (Co), %		0

Copper (Cu), %		0
Copper (Cu), %		99.15 to 99.69

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

Lead (Pb), %		0
Lead (Pb), %		0 to 0.050

Molybdenum (Mo), %		0 to 1.0
Molybdenum (Mo), %		0

Nickel (Ni), %		0 to 3.0
Nickel (Ni), %		0

Phosphorus (P), %		0
Phosphorus (P), %		0.010 to 0.030

Silicon (Si), %		0 to 2.0
Silicon (Si), %		0

Tellurium (Te), %		0
Tellurium (Te), %		0.3 to 0.7

Tungsten (W), %		11 to 13
Tungsten (W), %		0