Grade 7 Babbitt Metal vs. C64800 Bronze

Grade 7 Babbitt Metal belongs to the otherwise unclassified metals classification, while C64800 bronze belongs to the copper alloys. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 7 Babbitt Metal and the bottom bar is C64800 bronze.

Grade 7 (L53585) Lead-Base Babbitt Metal UNS C64800 Cobalt-Silicon Bronze

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		26
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.4
Poisson's Ratio		0.34

Shear Modulus, GPa		9.1
Shear Modulus, GPa		44

Tensile Strength: Yield (Proof), MPa		25
Tensile Strength: Yield (Proof), MPa		630

Thermal Properties

Latent Heat of Fusion, J/g		48
Latent Heat of Fusion, J/g		220

Melting Completion (Liquidus), °C		270
Melting Completion (Liquidus), °C		1090

Melting Onset (Solidus), °C		240
Melting Onset (Solidus), °C		1030

Specific Heat Capacity, J/kg-K		150
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		26
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		23
Base Metal Price, % relative		33

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

Embodied Carbon, kg CO₂/kg material		4.4
Embodied Carbon, kg CO₂/kg material		2.7

Embodied Energy, MJ/kg		62
Embodied Energy, MJ/kg		43

Embodied Water, L/kg		880
Embodied Water, L/kg		310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		12
Resilience: Unit (Modulus of Resilience), kJ/m³		1680

Stiffness to Weight: Axial, points		1.4
Stiffness to Weight: Axial, points		7.4

Stiffness to Weight: Bending, points		9.6
Stiffness to Weight: Bending, points		18

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

Chromium (Cr), %		0
Chromium (Cr), %		0 to 0.090

Cobalt (Co), %		0
Cobalt (Co), %		1.0 to 3.0

Copper (Cu), %		0 to 0.5
Copper (Cu), %		92.4 to 98.8

Iron (Fe), %		0 to 0.1
Iron (Fe), %		0 to 1.0

Lead (Pb), %		71.9 to 76.4
Lead (Pb), %		0 to 0.050

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.5

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.5

Silicon (Si), %		0
Silicon (Si), %		0.2 to 1.0

Tin (Sn), %		9.3 to 10.7
Tin (Sn), %		0 to 0.5

Zinc (Zn), %		0 to 0.0050
Zinc (Zn), %		0 to 0.5

Residuals, %		0
Residuals, %		0 to 0.5