ZA-12 vs. ASTM A228 Music Wire
ZA-12 belongs to the zinc alloys classification, while ASTM A228 music wire belongs to the iron alloys. There are 30 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-12 and the bottom bar is ASTM A228 music wire.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 89 to 100 | |
| 710 |
| Elastic (Young's, Tensile) Modulus, GPa | 83 | |
| 190 |
| Elongation at Break, % | 1.6 to 5.3 | |
| 12 |
| Fatigue Strength, MPa | 73 to 120 | |
| 1280 |
| Poisson's Ratio | 0.26 | |
| 0.29 |
| Shear Modulus, GPa | 33 | |
| 72 |
| Shear Strength, MPa | 240 to 300 | |
| 1470 |
| Tensile Strength: Ultimate (UTS), MPa | 260 to 400 | |
| 2450 |
| Tensile Strength: Yield (Proof), MPa | 210 to 320 | |
| 2050 |
Thermal Properties
| Latent Heat of Fusion, J/g | 120 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 100 | |
| 400 |
| Melting Completion (Liquidus), °C | 430 | |
| 1450 |
| Melting Onset (Solidus), °C | 380 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 470 |
| Thermal Conductivity, W/m-K | 120 | |
| 49 |
| Thermal Expansion, µm/m-K | 24 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 28 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 42 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 1.8 |
| Density, g/cm3 | 6.0 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 64 | |
| 19 |
| Embodied Water, L/kg | 440 | |
| 45 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.0 to 20 | |
| 280 |
| Stiffness to Weight: Axial, points | 7.6 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 12 to 19 | |
| 87 |
| Strength to Weight: Bending, points | 15 to 20 | |
| 52 |
| Thermal Diffusivity, mm2/s | 43 | |
| 13 |
| Thermal Shock Resistance, points | 9.4 to 14 | |
| 79 |
Alloy Composition
| Aluminum (Al), % | 10.5 to 11.5 | |
| 0 |
| Cadmium (Cd), % | 0 to 0.0060 | |
| 0 |
| Carbon (C), % | 0 | |
| 0.7 to 1.0 |
| Copper (Cu), % | 0.5 to 1.2 | |
| 0 |
| Iron (Fe), % | 0 to 0.075 | |
| 98 to 99 |
| Lead (Pb), % | 0 to 0.0060 | |
| 0 |
| Magnesium (Mg), % | 0.015 to 0.030 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0.2 to 0.6 |
| Nickel (Ni), % | 0 to 0.020 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.060 | |
| 0.1 to 0.3 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tin (Sn), % | 0 to 0.0030 | |
| 0 |
| Zinc (Zn), % | 87.1 to 89 | |
| 0 |