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Grade 7 Babbitt Metal vs. ACI-ASTM CF3MN Steel

Grade 7 Babbitt Metal belongs to the otherwise unclassified metals classification, while ACI-ASTM CF3MN steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (15, 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 CF3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
170
Elastic (Young's, Tensile) Modulus, GPa 26
200
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 9.1
78
Tensile Strength: Yield (Proof), MPa 25
290

Thermal Properties

Latent Heat of Fusion, J/g 48
300
Melting Completion (Liquidus), °C 270
1440
Melting Onset (Solidus), °C 240
1390
Specific Heat Capacity, J/kg-K 150
480
Thermal Expansion, µm/m-K 26
16

Otherwise Unclassified Properties

Base Metal Price, % relative 23
19
Density, g/cm3 10
7.8
Embodied Carbon, kg CO2/kg material 4.4
3.9
Embodied Energy, MJ/kg 62
53
Embodied Water, L/kg 880
160

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 12
210
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 to 0.030
Chromium (Cr), % 0
17 to 22
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 0.1
58.7 to 71.9
Lead (Pb), % 71.9 to 76.4
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
9.0 to 13
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 9.3 to 10.7
0
Zinc (Zn), % 0 to 0.0050
0