ASTM A228 Music Wire vs. SAE-AISI 1026 Steel
Both ASTM A228 music wire and SAE-AISI 1026 steel are iron alloys. Their average alloy composition is basically identical. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is ASTM A228 music wire and the bottom bar is SAE-AISI 1026 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 710 | |
| 140 to 160 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 12 | |
| 17 to 27 |
| Fatigue Strength, MPa | 1280 | |
| 200 to 310 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 72 | |
| 73 |
| Shear Strength, MPa | 1470 | |
| 320 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 2450 | |
| 500 to 550 |
| Tensile Strength: Yield (Proof), MPa | 2050 | |
| 270 to 470 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 400 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1460 |
| Melting Onset (Solidus), °C | 1410 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 49 | |
| 52 |
| Thermal Expansion, µm/m-K | 12 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 7.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 1.8 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 19 | |
| 18 |
| Embodied Water, L/kg | 45 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 280 | |
| 89 to 110 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 87 | |
| 18 to 20 |
| Strength to Weight: Bending, points | 52 | |
| 18 to 19 |
| Thermal Diffusivity, mm2/s | 13 | |
| 14 |
| Thermal Shock Resistance, points | 79 | |
| 16 to 18 |
Alloy Composition
| Carbon (C), % | 0.7 to 1.0 | |
| 0.22 to 0.28 |
| Iron (Fe), % | 98 to 99 | |
| 98.7 to 99.18 |
| Manganese (Mn), % | 0.2 to 0.6 | |
| 0.6 to 0.9 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.040 |
| Silicon (Si), % | 0.1 to 0.3 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.050 |