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ACI-ASTM CK20 Steel vs. Grade 1 Babbitt Metal

ACI-ASTM CK20 steel belongs to the iron alloys classification, while grade 1 Babbitt Metal belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (10, 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 1 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
13
Elastic (Young's, Tensile) Modulus, GPa 200
53
Elongation at Break, % 37
34
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 78
20
Tensile Strength: Yield (Proof), MPa 260
30

Thermal Properties

Latent Heat of Fusion, J/g 310
70
Melting Completion (Liquidus), °C 1400
370
Melting Onset (Solidus), °C 1430
220
Specific Heat Capacity, J/kg-K 480
230
Thermal Conductivity, W/m-K 14
45
Thermal Expansion, µm/m-K 15
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
13
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
75
Density, g/cm3 7.8
7.3
Embodied Carbon, kg CO2/kg material 4.4
12
Embodied Energy, MJ/kg 62
200
Embodied Water, L/kg 190
1160

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 170
8.6
Stiffness to Weight: Axial, points 14
4.0
Stiffness to Weight: Bending, points 25
17
Thermal Diffusivity, mm2/s 3.7
26

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
4.0 to 5.0
Arsenic (As), % 0
0 to 0.1
Bismuth (Bi), % 0
0 to 0.080
Cadmium (Cd), % 0
0 to 0.050
Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 23 to 27
0
Copper (Cu), % 0
4.0 to 5.0
Iron (Fe), % 46.7 to 58
0 to 0.080
Lead (Pb), % 0
0 to 0.35
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
89.3 to 92
Zinc (Zn), % 0
0 to 0.0050