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ASTM A387 Grade 12 Steel vs. Grade 15 Babbitt Metal

ASTM A387 grade 12 steel belongs to the iron alloys classification, while grade 15 Babbitt Metal belongs to the otherwise unclassified metals. There are 16 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 ASTM A387 grade 12 steel and the bottom bar is grade 15 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 160
21
Elastic (Young's, Tensile) Modulus, GPa 190
23
Poisson's Ratio 0.29
0.4
Shear Modulus, GPa 73
8.2

Thermal Properties

Latent Heat of Fusion, J/g 250
46
Melting Completion (Liquidus), °C 1470
280
Melting Onset (Solidus), °C 1420
250
Specific Heat Capacity, J/kg-K 470
140
Thermal Expansion, µm/m-K 13
26

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
17
Density, g/cm3 7.8
10
Embodied Carbon, kg CO2/kg material 1.6
3.6
Embodied Energy, MJ/kg 21
47
Embodied Water, L/kg 51
840

Common Calculations

Stiffness to Weight: Axial, points 13
1.2
Stiffness to Weight: Bending, points 24
9.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
14.5 to 17.5
Arsenic (As), % 0
0.8 to 1.4
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.050
Carbon (C), % 0.050 to 0.17
0
Chromium (Cr), % 0.8 to 1.2
0
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 97 to 98.2
0 to 0.1
Lead (Pb), % 0
79 to 83.9
Manganese (Mn), % 0.4 to 0.65
0
Molybdenum (Mo), % 0.45 to 0.6
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.15 to 0.4
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0.8 to 1.2
Zinc (Zn), % 0
0 to 0.0050