Grade 8 Babbitt Metal vs. C71640 Copper-nickel

Grade 8 Babbitt Metal belongs to the otherwise unclassified metals classification, while C71640 copper-nickel belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 8 Babbitt Metal and the bottom bar is C71640 copper-nickel.

Grade 8 (L53565) Lead-Base Babbitt Metal UNS C71640 Copper-Nickel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		24
Elastic (Young's, Tensile) Modulus, GPa		140

Poisson's Ratio		0.41
Poisson's Ratio		0.33

Shear Modulus, GPa		8.5
Shear Modulus, GPa		52

Tensile Strength: Yield (Proof), MPa		23
Tensile Strength: Yield (Proof), MPa		190 to 460

Thermal Properties

Latent Heat of Fusion, J/g		46
Latent Heat of Fusion, J/g		240

Melting Completion (Liquidus), °C		270
Melting Completion (Liquidus), °C		1180

Melting Onset (Solidus), °C		240
Melting Onset (Solidus), °C		1120

Specific Heat Capacity, J/kg-K		150
Specific Heat Capacity, J/kg-K		410

Thermal Conductivity, W/m-K		24
Thermal Conductivity, W/m-K		29

Thermal Expansion, µm/m-K		24
Thermal Expansion, µm/m-K		15

Otherwise Unclassified Properties

Base Metal Price, % relative		19
Base Metal Price, % relative		40

Density, g/cm³		10
Density, g/cm³		8.9

Embodied Carbon, kg CO₂/kg material		3.9
Embodied Carbon, kg CO₂/kg material		5.0

Embodied Energy, MJ/kg		53
Embodied Energy, MJ/kg		73

Embodied Water, L/kg		840
Embodied Water, L/kg		280

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		11
Resilience: Unit (Modulus of Resilience), kJ/m³		130 to 750

Stiffness to Weight: Axial, points		1.3
Stiffness to Weight: Axial, points		8.7

Stiffness to Weight: Bending, points		9.2
Stiffness to Weight: Bending, points		20

Thermal Diffusivity, mm²/s		16
Thermal Diffusivity, mm²/s		8.2

Alloy Composition

Aluminum (Al), %		0 to 0.0050
Aluminum (Al), %		0

Antimony (Sb), %		14 to 16
Antimony (Sb), %		0

Arsenic (As), %		0.3 to 0.6
Arsenic (As), %		0

Bismuth (Bi), %		0 to 0.1
Bismuth (Bi), %		0

Cadmium (Cd), %		0 to 0.050
Cadmium (Cd), %		0

Copper (Cu), %		0 to 0.5
Copper (Cu), %		61.7 to 67.8

Iron (Fe), %		0 to 0.1
Iron (Fe), %		1.7 to 2.3

Lead (Pb), %		77.1 to 81.2
Lead (Pb), %		0 to 0.050

Manganese (Mn), %		0
Manganese (Mn), %		1.5 to 2.5

Nickel (Ni), %		0
Nickel (Ni), %		29 to 32

Tin (Sn), %		4.5 to 5.5
Tin (Sn), %		0

Zinc (Zn), %		0 to 0.0050
Zinc (Zn), %		0 to 1.0

Residuals, %		0
Residuals, %		0 to 0.5