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Grade 15 Babbitt Metal vs. ACI-ASTM CB7Cu-2 Steel

Grade 15 Babbitt Metal belongs to the otherwise unclassified metals classification, while ACI-ASTM CB7Cu-2 steel belongs to the iron alloys. There are 16 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 15 Babbitt Metal and the bottom bar is ACI-ASTM CB7Cu-2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 21
300 to 420
Elastic (Young's, Tensile) Modulus, GPa 23
190
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 8.2
75

Thermal Properties

Latent Heat of Fusion, J/g 46
280
Melting Completion (Liquidus), °C 280
1430
Melting Onset (Solidus), °C 250
1380
Specific Heat Capacity, J/kg-K 140
480
Thermal Expansion, µm/m-K 26
11

Otherwise Unclassified Properties

Base Metal Price, % relative 17
13
Density, g/cm3 10
7.8
Embodied Carbon, kg CO2/kg material 3.6
2.6
Embodied Energy, MJ/kg 47
38
Embodied Water, L/kg 840
130

Common Calculations

Stiffness to Weight: Axial, points 1.2
14
Stiffness to Weight: Bending, points 9.0
25

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 14.5 to 17.5
0
Arsenic (As), % 0.8 to 1.4
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
14 to 15.5
Copper (Cu), % 0 to 0.6
2.5 to 3.2
Iron (Fe), % 0 to 0.1
73.6 to 79
Lead (Pb), % 79 to 83.9
0
Manganese (Mn), % 0
0 to 0.7
Nickel (Ni), % 0
4.5 to 5.5
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.8 to 1.2
0
Zinc (Zn), % 0 to 0.0050
0