ZA-27 vs. ASTM A387 Grade 22 Steel
ZA-27 belongs to the zinc alloys classification, while ASTM A387 grade 22 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is ZA-27 and the bottom bar is ASTM A387 grade 22 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 100 to 120 | |
| 150 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 78 | |
| 190 |
| Elongation at Break, % | 2.0 to 4.5 | |
| 21 |
| Fatigue Strength, MPa | 110 to 170 | |
| 160 to 240 |
| Poisson's Ratio | 0.27 | |
| 0.29 |
| Shear Modulus, GPa | 31 | |
| 74 |
| Shear Strength, MPa | 230 to 330 | |
| 300 to 380 |
| Tensile Strength: Ultimate (UTS), MPa | 400 to 430 | |
| 480 to 600 |
| Tensile Strength: Yield (Proof), MPa | 260 to 370 | |
| 230 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 130 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 460 |
| Melting Completion (Liquidus), °C | 480 | |
| 1470 |
| Melting Onset (Solidus), °C | 380 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 530 | |
| 470 |
| Thermal Conductivity, W/m-K | 130 | |
| 40 |
| Thermal Expansion, µm/m-K | 26 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 30 | |
| 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 53 | |
| 8.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 3.8 |
| Density, g/cm3 | 5.0 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.2 | |
| 1.7 |
| Embodied Energy, MJ/kg | 80 | |
| 23 |
| Embodied Water, L/kg | 570 | |
| 58 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 8.1 to 18 | |
| 85 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 420 to 890 | |
| 140 to 320 |
| Stiffness to Weight: Axial, points | 8.6 | |
| 13 |
| Stiffness to Weight: Bending, points | 28 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 24 | |
| 17 to 21 |
| Strength to Weight: Bending, points | 24 to 25 | |
| 17 to 20 |
| Thermal Diffusivity, mm2/s | 47 | |
| 11 |
| Thermal Shock Resistance, points | 14 to 15 | |
| 14 to 17 |
Alloy Composition
| Aluminum (Al), % | 25 to 28 | |
| 0 |
| Cadmium (Cd), % | 0 to 0.0060 | |
| 0 |
| Carbon (C), % | 0 | |
| 0.050 to 0.15 |
| Chromium (Cr), % | 0 | |
| 2.0 to 2.5 |
| Copper (Cu), % | 2.0 to 2.5 | |
| 0 |
| Iron (Fe), % | 0 to 0.1 | |
| 95.1 to 96.8 |
| Lead (Pb), % | 0 to 0.0060 | |
| 0 |
| Magnesium (Mg), % | 0.010 to 0.020 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0 | |
| 0.9 to 1.1 |
| Nickel (Ni), % | 0 to 0.020 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.080 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.025 |
| Tin (Sn), % | 0 to 0.0030 | |
| 0 |
| Zinc (Zn), % | 69.3 to 73 | |
| 0 |