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Grade 1 Babbitt Metal vs. C87700 Bronze

Grade 1 Babbitt Metal belongs to the otherwise unclassified metals classification, while C87700 bronze belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade 1 Babbitt Metal and the bottom bar is C87700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 53
110
Elongation at Break, % 34
3.6
Poisson's Ratio 0.35
0.33
Shear Modulus, GPa 20
42
Tensile Strength: Yield (Proof), MPa 30
120

Thermal Properties

Latent Heat of Fusion, J/g 70
250
Melting Completion (Liquidus), °C 370
980
Melting Onset (Solidus), °C 220
900
Specific Heat Capacity, J/kg-K 230
400
Thermal Conductivity, W/m-K 45
120
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
45
Electrical Conductivity: Equal Weight (Specific), % IACS 16
48

Otherwise Unclassified Properties

Base Metal Price, % relative 75
29
Density, g/cm3 7.3
8.5
Embodied Carbon, kg CO2/kg material 12
2.7
Embodied Energy, MJ/kg 200
45
Embodied Water, L/kg 1160
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 8.6
64
Stiffness to Weight: Axial, points 4.0
7.4
Stiffness to Weight: Bending, points 17
19
Thermal Diffusivity, mm2/s 26
34

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 4.0 to 5.0
0 to 0.1
Arsenic (As), % 0 to 0.1
0
Bismuth (Bi), % 0 to 0.080
0
Cadmium (Cd), % 0 to 0.050
0
Copper (Cu), % 4.0 to 5.0
87.5 to 90.5
Iron (Fe), % 0 to 0.080
0 to 0.5
Lead (Pb), % 0 to 0.35
0 to 0.090
Manganese (Mn), % 0
0 to 0.8
Nickel (Ni), % 0
0 to 0.25
Phosphorus (P), % 0
0 to 0.15
Silicon (Si), % 0
2.5 to 3.5
Tin (Sn), % 89.3 to 92
0 to 2.0
Zinc (Zn), % 0 to 0.0050
7.0 to 9.0
Residuals, % 0
0 to 0.8