C69300 Brass vs. AWS E33-31
C69300 brass belongs to the copper alloys classification, while AWS E33-31 belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is C69300 brass and the bottom bar is AWS E33-31.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 210 |
| Elongation at Break, % | 8.5 to 15 | |
| 29 |
| Poisson's Ratio | 0.32 | |
| 0.27 |
| Shear Modulus, GPa | 41 | |
| 81 |
| Tensile Strength: Ultimate (UTS), MPa | 550 to 630 | |
| 810 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 320 |
| Melting Completion (Liquidus), °C | 880 | |
| 1380 |
| Melting Onset (Solidus), °C | 860 | |
| 1330 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 480 |
| Thermal Expansion, µm/m-K | 19 | |
| 14 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 26 | |
| 36 |
| Density, g/cm3 | 8.2 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 6.0 |
| Embodied Energy, MJ/kg | 45 | |
| 86 |
| Embodied Water, L/kg | 310 | |
| 260 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.4 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 19 to 21 | |
| 28 |
| Strength to Weight: Bending, points | 18 to 20 | |
| 24 |
| Thermal Shock Resistance, points | 19 to 22 | |
| 19 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 31 to 35 |
| Copper (Cu), % | 73 to 77 | |
| 0.4 to 0.8 |
| Iron (Fe), % | 0 to 0.1 | |
| 24.7 to 34.8 |
| Lead (Pb), % | 0 to 0.090 | |
| 0 |
| Manganese (Mn), % | 0 to 0.1 | |
| 2.5 to 4.0 |
| Molybdenum (Mo), % | 0 | |
| 1.0 to 2.0 |
| Nickel (Ni), % | 0 to 0.1 | |
| 30 to 32 |
| Nitrogen (N), % | 0 | |
| 0.3 to 0.5 |
| Phosphorus (P), % | 0.040 to 0.15 | |
| 0 to 0.020 |
| Silicon (Si), % | 2.7 to 3.4 | |
| 0 to 0.9 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Tin (Sn), % | 0 to 0.2 | |
| 0 |
| Zinc (Zn), % | 18.4 to 24.3 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |