C33000 Brass vs. C11300 Copper
Both C33000 brass and C11300 copper are copper alloys. They have 67% of their average alloy composition in common.
For each property being compared, the top bar is C33000 brass and the bottom bar is C11300 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 120 |
| Elongation at Break, % | 7.0 to 60 | |
| 2.3 to 50 |
| Poisson's Ratio | 0.31 | |
| 0.34 |
| Rockwell F Hardness | 64 to 75 | |
| 57 to 100 |
| Rockwell Superficial 30T Hardness | 26 to 69 | |
| 27 to 70 |
| Shear Modulus, GPa | 40 | |
| 43 |
| Shear Strength, MPa | 240 to 300 | |
| 160 to 240 |
| Tensile Strength: Ultimate (UTS), MPa | 320 to 520 | |
| 230 to 410 |
| Tensile Strength: Yield (Proof), MPa | 110 to 450 | |
| 77 to 400 |
Thermal Properties
| Latent Heat of Fusion, J/g | 180 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 200 |
| Melting Completion (Liquidus), °C | 940 | |
| 1080 |
| Melting Onset (Solidus), °C | 900 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 120 | |
| 390 |
| Thermal Expansion, µm/m-K | 20 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 26 | |
| 100 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 29 | |
| 100 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 24 | |
| 32 |
| Density, g/cm3 | 8.2 | |
| 9.0 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.6 |
| Embodied Energy, MJ/kg | 45 | |
| 42 |
| Embodied Water, L/kg | 320 | |
| 340 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 35 to 150 | |
| 8.5 to 91 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 60 to 950 | |
| 25 to 690 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 19 | |
| 18 |
| Strength to Weight: Axial, points | 11 to 18 | |
| 7.2 to 13 |
| Strength to Weight: Bending, points | 13 to 18 | |
| 9.4 to 14 |
| Thermal Diffusivity, mm2/s | 37 | |
| 110 |
| Thermal Shock Resistance, points | 11 to 17 | |
| 8.2 to 15 |
Alloy Composition
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| Copper (Cu), % | 65 to 68 | |
| 99.85 to 99.973 |
| Iron (Fe), % | 0 to 0.070 | |
| 0 |
| Lead (Pb), % | 0.25 to 0.7 | |
| 0 |
| Silver (Ag), % | 0 | |
| 0.027 to 0.050 |
| Zinc (Zn), % | 30.8 to 34.8 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.1 |