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Grade 7 Babbitt Metal vs. ACI-ASTM CA28MWV Steel

Grade 7 Babbitt Metal belongs to the otherwise unclassified metals classification, while ACI-ASTM CA28MWV steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is grade 7 Babbitt Metal and the bottom bar is ACI-ASTM CA28MWV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
330
Elastic (Young's, Tensile) Modulus, GPa 26
200
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 9.1
76
Tensile Strength: Yield (Proof), MPa 25
870

Thermal Properties

Latent Heat of Fusion, J/g 48
270
Melting Completion (Liquidus), °C 270
1470
Melting Onset (Solidus), °C 240
1430
Specific Heat Capacity, J/kg-K 150
470
Thermal Expansion, µm/m-K 26
10

Otherwise Unclassified Properties

Base Metal Price, % relative 23
11
Density, g/cm3 10
7.9
Embodied Carbon, kg CO2/kg material 4.4
3.1
Embodied Energy, MJ/kg 62
44
Embodied Water, L/kg 880
100

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 12
1920
Stiffness to Weight: Axial, points 1.4
14
Stiffness to Weight: Bending, points 9.6
25

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 14 to 16
0
Arsenic (As), % 0.3 to 0.6
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0.2 to 0.28
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 0.1
81.4 to 85.8
Lead (Pb), % 71.9 to 76.4
0
Manganese (Mn), % 0
0.5 to 1.0
Molybdenum (Mo), % 0
0.9 to 1.3
Nickel (Ni), % 0
0.5 to 1.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 9.3 to 10.7
0
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 0
0.2 to 0.3
Zinc (Zn), % 0 to 0.0050
0