Grade CW6M Nickel vs. C72200 Copper-nickel

Grade CW6M nickel belongs to the nickel alloys classification, while C72200 copper-nickel belongs to the copper alloys. There are 20 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 grade CW6M nickel and the bottom bar is C72200 copper-nickel.

Grade CW6M (J30107) Cast Nickel UNS C72200 Chromium-Bearing Copper-Nickel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		220
Elastic (Young's, Tensile) Modulus, GPa		130

Poisson's Ratio		0.29
Poisson's Ratio		0.33

Shear Modulus, GPa		84
Shear Modulus, GPa		48

Tensile Strength: Ultimate (UTS), MPa		560
Tensile Strength: Ultimate (UTS), MPa		350 to 580

Thermal Properties

Latent Heat of Fusion, J/g		330
Latent Heat of Fusion, J/g		220

Maximum Temperature: Mechanical, °C		970
Maximum Temperature: Mechanical, °C		230

Melting Completion (Liquidus), °C		1530
Melting Completion (Liquidus), °C		1180

Melting Onset (Solidus), °C		1470
Melting Onset (Solidus), °C		1120

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

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		16

Otherwise Unclassified Properties

Base Metal Price, % relative		65
Base Metal Price, % relative		36

Density, g/cm³		8.8
Density, g/cm³		8.9

Embodied Carbon, kg CO₂/kg material		13
Embodied Carbon, kg CO₂/kg material		3.9

Embodied Energy, MJ/kg		170
Embodied Energy, MJ/kg		59

Embodied Water, L/kg		300
Embodied Water, L/kg		300

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		8.0

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		18
Strength to Weight: Axial, points		11 to 18

Strength to Weight: Bending, points		17
Strength to Weight: Bending, points		12 to 17

Thermal Shock Resistance, points		16
Thermal Shock Resistance, points		12 to 20

Alloy Composition

Carbon (C), %		0 to 0.070
Carbon (C), %		0

Chromium (Cr), %		17 to 20
Chromium (Cr), %		0.3 to 0.7

Copper (Cu), %		0
Copper (Cu), %		78.1 to 84.2

Iron (Fe), %		0 to 3.0
Iron (Fe), %		0.5 to 1.0

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

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0 to 1.0

Molybdenum (Mo), %		17 to 20
Molybdenum (Mo), %		0

Nickel (Ni), %		54.9 to 66
Nickel (Ni), %		15 to 18

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0

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

Zinc (Zn), %		0
Zinc (Zn), %		0 to 1.0

Residuals, %		0
Residuals, %		0 to 0.2