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ACI-ASTM CK20 Steel vs. Grade 15 Babbitt Metal

ACI-ASTM CK20 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 ACI-ASTM CK20 steel and the bottom bar is grade 15 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
21
Elastic (Young's, Tensile) Modulus, GPa 200
23
Poisson's Ratio 0.28
0.4
Shear Modulus, GPa 78
8.2

Thermal Properties

Latent Heat of Fusion, J/g 310
46
Melting Completion (Liquidus), °C 1400
280
Melting Onset (Solidus), °C 1430
250
Specific Heat Capacity, J/kg-K 480
140
Thermal Expansion, µm/m-K 15
26

Otherwise Unclassified Properties

Base Metal Price, % relative 25
17
Density, g/cm3 7.8
10
Embodied Carbon, kg CO2/kg material 4.4
3.6
Embodied Energy, MJ/kg 62
47
Embodied Water, L/kg 190
840

Common Calculations

Stiffness to Weight: Axial, points 14
1.2
Stiffness to Weight: Bending, points 25
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 to 0.2
0
Chromium (Cr), % 23 to 27
0
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 46.7 to 58
0 to 0.1
Lead (Pb), % 0
79 to 83.9
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 19 to 22
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0.8 to 1.2
Zinc (Zn), % 0
0 to 0.0050