C87700 Bronze vs. Type 2 Magnetic Alloy
C87700 bronze belongs to the copper alloys classification, while Type 2 magnetic alloy belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is C87700 bronze and the bottom bar is Type 2 magnetic alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 190 |
| Elongation at Break, % | 3.6 | |
| 2.0 to 38 |
| Poisson's Ratio | 0.33 | |
| 0.3 |
| Shear Modulus, GPa | 42 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 300 | |
| 510 to 910 |
| Tensile Strength: Yield (Proof), MPa | 120 | |
| 260 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Melting Completion (Liquidus), °C | 980 | |
| 1420 |
| Melting Onset (Solidus), °C | 900 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 460 |
| Thermal Expansion, µm/m-K | 18 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 45 | |
| 3.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 48 | |
| 4.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 29 | |
| 33 |
| Density, g/cm3 | 8.5 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 5.9 |
| Embodied Energy, MJ/kg | 45 | |
| 81 |
| Embodied Water, L/kg | 310 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 8.6 | |
| 18 to 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 64 | |
| 170 to 2010 |
| Stiffness to Weight: Axial, points | 7.4 | |
| 12 |
| Stiffness to Weight: Bending, points | 19 | |
| 23 |
| Strength to Weight: Axial, points | 9.8 | |
| 17 to 30 |
| Strength to Weight: Bending, points | 12 | |
| 17 to 25 |
| Thermal Shock Resistance, points | 11 | |
| 16 to 29 |
Alloy Composition
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| Antimony (Sb), % | 0 to 0.1 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 | |
| 0 to 0.3 |
| Cobalt (Co), % | 0 | |
| 0 to 0.5 |
| Copper (Cu), % | 87.5 to 90.5 | |
| 0 to 0.3 |
| Iron (Fe), % | 0 to 0.5 | |
| 48.2 to 53 |
| Lead (Pb), % | 0 to 0.090 | |
| 0 |
| Manganese (Mn), % | 0 to 0.8 | |
| 0 to 0.8 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.3 |
| Nickel (Ni), % | 0 to 0.25 | |
| 47 to 49 |
| Phosphorus (P), % | 0 to 0.15 | |
| 0 to 0.010 |
| Silicon (Si), % | 2.5 to 3.5 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tin (Sn), % | 0 to 2.0 | |
| 0 |
| Zinc (Zn), % | 7.0 to 9.0 | |
| 0 |
| Residuals, % | 0 to 0.8 | |
| 0 |