AWS BAu-2 vs. Grade 7 Babbitt Metal
Both AWS BAu-2 and grade 7 Babbitt Metal are otherwise unclassified metals. Both are furnished in the as-fabricated (no temper or treatment) condition. There are 11 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is AWS BAu-2 and the bottom bar is grade 7 Babbitt Metal.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 26 |
| Poisson's Ratio | 0.4 | |
| 0.4 |
| Shear Modulus, GPa | 36 | |
| 9.1 |
Thermal Properties
| Latent Heat of Fusion, J/g | 92 | |
| 48 |
| Melting Completion (Liquidus), °C | 890 | |
| 270 |
| Melting Onset (Solidus), °C | 890 | |
| 240 |
| Specific Heat Capacity, J/kg-K | 180 | |
| 150 |
| Thermal Expansion, µm/m-K | 15 | |
| 26 |
Otherwise Unclassified Properties
| Density, g/cm3 | 17 | |
| 10 |
Common Calculations
| Stiffness to Weight: Axial, points | 3.3 | |
| 1.4 |
| Stiffness to Weight: Bending, points | 9.1 | |
| 9.6 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.0050 |
| Antimony (Sb), % | 0 | |
| 14 to 16 |
| Arsenic (As), % | 0 | |
| 0.3 to 0.6 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.1 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.050 |
| Copper (Cu), % | 19.4 to 20.5 | |
| 0 to 0.5 |
| Gold (Au), % | 79.5 to 80.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 | |
| 71.9 to 76.4 |
| Tin (Sn), % | 0 | |
| 9.3 to 10.7 |
| Zinc (Zn), % | 0 | |
| 0 to 0.0050 |
| Residuals, % | 0 to 0.15 | |
| 0 |