C37700 Brass vs. C61300 Bronze
Both C37700 brass and C61300 bronze are copper alloys. They have 60% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is C37700 brass and the bottom bar is C61300 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 110 |
| Elongation at Break, % | 40 | |
| 34 to 40 |
| Poisson's Ratio | 0.31 | |
| 0.34 |
| Shear Modulus, GPa | 39 | |
| 43 |
| Shear Strength, MPa | 270 | |
| 370 to 390 |
| Tensile Strength: Ultimate (UTS), MPa | 400 | |
| 550 to 580 |
| Tensile Strength: Yield (Proof), MPa | 160 | |
| 230 to 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 210 |
| Melting Completion (Liquidus), °C | 890 | |
| 1050 |
| Melting Onset (Solidus), °C | 880 | |
| 1040 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 420 |
| Thermal Conductivity, W/m-K | 120 | |
| 55 |
| Thermal Expansion, µm/m-K | 21 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 12 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 30 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 29 |
| Density, g/cm3 | 8.1 | |
| 8.5 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.0 |
| Embodied Energy, MJ/kg | 45 | |
| 49 |
| Embodied Water, L/kg | 320 | |
| 370 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 | |
| 150 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 | |
| 230 to 410 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.5 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 14 | |
| 18 to 19 |
| Strength to Weight: Bending, points | 15 | |
| 18 |
| Thermal Diffusivity, mm2/s | 39 | |
| 15 |
| Thermal Shock Resistance, points | 13 | |
| 19 to 20 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 6.0 to 7.5 |
| Copper (Cu), % | 58 to 61 | |
| 88 to 91.8 |
| Iron (Fe), % | 0 to 0.3 | |
| 2.0 to 3.0 |
| Lead (Pb), % | 1.5 to 2.5 | |
| 0 to 0.010 |
| Manganese (Mn), % | 0 | |
| 0 to 0.2 |
| Nickel (Ni), % | 0 | |
| 0 to 0.15 |
| Phosphorus (P), % | 0 | |
| 0 to 0.015 |
| Silicon (Si), % | 0 | |
| 0 to 0.1 |
| Tin (Sn), % | 0 | |
| 0.2 to 0.5 |
| Zinc (Zn), % | 35.7 to 40.5 | |
| 0 to 0.2 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.2 |