OS050 C26800 Brass vs. OS050 C33000 Brass
Both OS050 C26800 brass and OS050 C33000 brass are copper alloys. Both are furnished in the OS050 (annealed to 0.050mm grain size) temper. Their average alloy composition is basically identical. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is OS050 C26800 brass and the bottom bar is OS050 C33000 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 110 |
| Elongation at Break, % | 62 | |
| 60 |
| Poisson's Ratio | 0.31 | |
| 0.31 |
| Rockwell F Hardness | 64 | |
| 64 |
| Shear Modulus, GPa | 40 | |
| 40 |
| Shear Strength, MPa | 230 | |
| 240 |
| Tensile Strength: Ultimate (UTS), MPa | 330 | |
| 320 |
| Tensile Strength: Yield (Proof), MPa | 110 | |
| 110 |
Thermal Properties
| Latent Heat of Fusion, J/g | 180 | |
| 180 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 130 |
| Melting Completion (Liquidus), °C | 930 | |
| 940 |
| Melting Onset (Solidus), °C | 900 | |
| 900 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 120 | |
| 120 |
| Thermal Expansion, µm/m-K | 20 | |
| 20 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 26 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 30 | |
| 29 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 24 | |
| 24 |
| Density, g/cm3 | 8.1 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.7 |
| Embodied Energy, MJ/kg | 45 | |
| 45 |
| Embodied Water, L/kg | 320 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 160 | |
| 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 52 | |
| 60 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 11 | |
| 11 |
| Strength to Weight: Bending, points | 13 | |
| 13 |
| Thermal Diffusivity, mm2/s | 37 | |
| 37 |
| Thermal Shock Resistance, points | 11 | |
| 11 |
Alloy Composition
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| Copper (Cu), % | 64 to 68.5 | |
| 65 to 68 |
| Iron (Fe), % | 0 to 0.050 | |
| 0 to 0.070 |
| Lead (Pb), % | 0 to 0.15 | |
| 0.25 to 0.7 |
| Zinc (Zn), % | 31 to 36 | |
| 30.8 to 34.8 |
| Residuals, % | 0 to 0.3 | |
| 0 to 0.4 |