C68000 Brass vs. Grade 1 Babbitt Metal
C68000 brass belongs to the copper alloys classification, while grade 1 Babbitt Metal belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is C68000 brass and the bottom bar is grade 1 Babbitt Metal.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 53 |
| Elongation at Break, % | 27 | |
| 34 |
| Poisson's Ratio | 0.3 | |
| 0.35 |
| Shear Modulus, GPa | 40 | |
| 20 |
| Tensile Strength: Yield (Proof), MPa | 140 | |
| 30 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 70 |
| Melting Completion (Liquidus), °C | 880 | |
| 370 |
| Melting Onset (Solidus), °C | 870 | |
| 220 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 230 |
| Thermal Conductivity, W/m-K | 96 | |
| 45 |
| Thermal Expansion, µm/m-K | 21 | |
| 21 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 75 |
| Density, g/cm3 | 8.0 | |
| 7.3 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 12 |
| Embodied Energy, MJ/kg | 48 | |
| 200 |
| Embodied Water, L/kg | 330 | |
| 1160 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 95 | |
| 8.6 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 4.0 |
| Stiffness to Weight: Bending, points | 20 | |
| 17 |
| Thermal Diffusivity, mm2/s | 31 | |
| 26 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.010 | |
| 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 |
| Copper (Cu), % | 56 to 60 | |
| 4.0 to 5.0 |
| Iron (Fe), % | 0.25 to 1.3 | |
| 0 to 0.080 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 to 0.35 |
| Manganese (Mn), % | 0.010 to 0.5 | |
| 0 |
| Nickel (Ni), % | 0.2 to 0.8 | |
| 0 |
| Silicon (Si), % | 0.040 to 0.15 | |
| 0 |
| Tin (Sn), % | 0.75 to 1.1 | |
| 89.3 to 92 |
| Zinc (Zn), % | 35.6 to 42.8 | |
| 0 to 0.0050 |
| Residuals, % | 0 to 0.5 | |
| 0 |