ZA-27 vs. Grade 7 Babbitt Metal
ZA-27 belongs to the zinc alloys classification, while grade 7 Babbitt Metal belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.
For each property being compared, the top bar is ZA-27 and the bottom bar is grade 7 Babbitt Metal.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 100 to 120 | |
| 23 |
| Compressive (Crushing) Strength, MPa | 260 to 370 | |
| 110 |
| Elastic (Young's, Tensile) Modulus, GPa | 78 | |
| 26 |
| Poisson's Ratio | 0.27 | |
| 0.4 |
| Shear Modulus, GPa | 31 | |
| 9.1 |
| Tensile Strength: Yield (Proof), MPa | 260 to 370 | |
| 25 |
Thermal Properties
| Latent Heat of Fusion, J/g | 130 | |
| 48 |
| Melting Completion (Liquidus), °C | 480 | |
| 270 |
| Melting Onset (Solidus), °C | 380 | |
| 240 |
| Specific Heat Capacity, J/kg-K | 530 | |
| 150 |
| Thermal Expansion, µm/m-K | 26 | |
| 26 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 23 |
| Density, g/cm3 | 5.0 | |
| 10 |
| Embodied Carbon, kg CO2/kg material | 4.2 | |
| 4.4 |
| Embodied Energy, MJ/kg | 80 | |
| 62 |
| Embodied Water, L/kg | 570 | |
| 880 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 420 to 890 | |
| 12 |
| Stiffness to Weight: Axial, points | 8.6 | |
| 1.4 |
| Stiffness to Weight: Bending, points | 28 | |
| 9.6 |
Alloy Composition
| Aluminum (Al), % | 25 to 28 | |
| 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 to 0.0060 | |
| 0 to 0.050 |
| Copper (Cu), % | 2.0 to 2.5 | |
| 0 to 0.5 |
| Iron (Fe), % | 0 to 0.1 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 to 0.0060 | |
| 71.9 to 76.4 |
| Magnesium (Mg), % | 0.010 to 0.020 | |
| 0 |
| Nickel (Ni), % | 0 to 0.020 | |
| 0 |
| Silicon (Si), % | 0 to 0.080 | |
| 0 |
| Tin (Sn), % | 0 to 0.0030 | |
| 9.3 to 10.7 |
| Zinc (Zn), % | 69.3 to 73 | |
| 0 to 0.0050 |