ASTM A228 Music Wire vs. C66200 Brass
ASTM A228 music wire belongs to the iron alloys classification, while C66200 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is ASTM A228 music wire and the bottom bar is C66200 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 12 | |
| 8.0 to 15 |
| Poisson's Ratio | 0.29 | |
| 0.33 |
| Shear Modulus, GPa | 72 | |
| 42 |
| Shear Strength, MPa | 1470 | |
| 270 to 300 |
| Tensile Strength: Ultimate (UTS), MPa | 2450 | |
| 450 to 520 |
| Tensile Strength: Yield (Proof), MPa | 2050 | |
| 410 to 480 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 180 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1070 |
| Melting Onset (Solidus), °C | 1410 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 390 |
| Thermal Conductivity, W/m-K | 49 | |
| 150 |
| Thermal Expansion, µm/m-K | 12 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 35 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 36 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 29 |
| Density, g/cm3 | 7.8 | |
| 8.7 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 2.7 |
| Embodied Energy, MJ/kg | 19 | |
| 43 |
| Embodied Water, L/kg | 45 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 280 | |
| 40 to 66 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 24 | |
| 19 |
| Strength to Weight: Axial, points | 87 | |
| 14 to 17 |
| Strength to Weight: Bending, points | 52 | |
| 15 to 16 |
| Thermal Diffusivity, mm2/s | 13 | |
| 45 |
| Thermal Shock Resistance, points | 79 | |
| 16 to 18 |
Alloy Composition
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| Carbon (C), % | 0.7 to 1.0 | |
| 0 |
| Copper (Cu), % | 0 | |
| 86.6 to 91 |
| Iron (Fe), % | 98 to 99 | |
| 0 to 0.050 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0.2 to 0.6 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 0.3 to 1.0 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0.050 to 0.2 |
| Silicon (Si), % | 0.1 to 0.3 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.2 to 0.7 |
| Zinc (Zn), % | 0 | |
| 6.5 to 12.9 |
| Residuals, % | 0 | |
| 0 to 0.5 |