O50 C37100 Brass vs. O50 C46500 Brass
Both O50 C37100 brass and O50 C46500 brass are copper alloys. Both are furnished in the O50 (light annealed) temper. They have a very high 99% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is O50 C37100 brass and the bottom bar is O50 C46500 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 100 |
| Elongation at Break, % | 40 | |
| 42 |
| Poisson's Ratio | 0.31 | |
| 0.31 |
| Rockwell Superficial 30T Hardness | 43 | |
| 57 |
| Shear Modulus, GPa | 40 | |
| 40 |
| Shear Strength, MPa | 260 | |
| 290 |
| Tensile Strength: Ultimate (UTS), MPa | 370 | |
| 430 |
| Tensile Strength: Yield (Proof), MPa | 150 | |
| 220 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 120 |
| Melting Completion (Liquidus), °C | 900 | |
| 900 |
| Melting Onset (Solidus), °C | 890 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 380 |
| Thermal Conductivity, W/m-K | 120 | |
| 120 |
| Thermal Expansion, µm/m-K | 21 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 26 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 30 | |
| 29 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 23 |
| Density, g/cm3 | 8.0 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.7 |
| Embodied Energy, MJ/kg | 45 | |
| 47 |
| Embodied Water, L/kg | 320 | |
| 330 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 | |
| 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 | |
| 230 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 20 | |
| 20 |
| Strength to Weight: Axial, points | 13 | |
| 15 |
| Strength to Weight: Bending, points | 14 | |
| 16 |
| Thermal Diffusivity, mm2/s | 39 | |
| 38 |
| Thermal Shock Resistance, points | 12 | |
| 14 |
Alloy Composition
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| Arsenic (As), % | 0 | |
| 0.020 to 0.060 |
| Copper (Cu), % | 58 to 62 | |
| 59 to 62 |
| Iron (Fe), % | 0 to 0.15 | |
| 0 to 0.1 |
| Lead (Pb), % | 0.6 to 1.2 | |
| 0 to 0.2 |
| Tin (Sn), % | 0 | |
| 0.5 to 1.0 |
| Zinc (Zn), % | 36.3 to 41.4 | |
| 36.2 to 40.5 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.4 |