Half-hard ASTM B628 vs. Half-hard ASTM F15
Half-hard ASTM B628 belongs to the otherwise unclassified metals classification, while half-hard ASTM F15 belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is half-hard ASTM B628 and the bottom bar is half-hard ASTM F15.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 83 | |
| 190 |
| Poisson's Ratio | 0.36 | |
| 0.3 |
| Shear Modulus, GPa | 31 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 470 | |
| 680 |
Thermal Properties
| Latent Heat of Fusion, J/g | 140 | |
| 270 |
| Melting Completion (Liquidus), °C | 780 | |
| 1410 |
| Melting Onset (Solidus), °C | 780 | |
| 1450 |
| Specific Heat Capacity, J/kg-K | 280 | |
| 460 |
| Thermal Expansion, µm/m-K | 19 | |
| 6.0 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 84 | |
| 3.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 75 | |
| 4.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 10 | |
| 8.3 |
Common Calculations
| Stiffness to Weight: Axial, points | 4.6 | |
| 13 |
| Stiffness to Weight: Bending, points | 14 | |
| 23 |
| Strength to Weight: Axial, points | 13 | |
| 23 |
| Strength to Weight: Bending, points | 13 | |
| 21 |
| Thermal Shock Resistance, points | 21 | |
| 42 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.0050 | |
| 0 to 0.1 |
| Cadmium (Cd), % | 0 to 0.050 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.040 |
| Chromium (Cr), % | 0 | |
| 0 to 0.2 |
| Cobalt (Co), % | 0 | |
| 16 to 18 |
| Copper (Cu), % | 26.6 to 29 | |
| 0 to 0.2 |
| Iron (Fe), % | 0 to 0.050 | |
| 50.3 to 56 |
| Lead (Pb), % | 0 to 0.030 | |
| 0 |
| Magnesium (Mg), % | 0 | |
| 0 to 0.1 |
| Manganese (Mn), % | 0 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.2 |
| Nickel (Ni), % | 0 to 0.010 | |
| 28 to 30 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 0.2 |
| Silver (Ag), % | 71 to 73 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 0 to 0.1 |
| Zinc (Zn), % | 0 to 0.060 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 0 to 0.1 |
| Residuals, % | 0 to 0.21 | |
| 0 |