C68800 Brass vs. AWS E320LR
C68800 brass belongs to the copper alloys classification, while AWS E320LR belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is C68800 brass and the bottom bar is AWS E320LR.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Elongation at Break, % | 2.0 to 36 | |
| 34 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 41 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 570 to 890 | |
| 580 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 300 |
| Melting Completion (Liquidus), °C | 960 | |
| 1410 |
| Melting Onset (Solidus), °C | 950 | |
| 1360 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 460 |
| Thermal Expansion, µm/m-K | 19 | |
| 14 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 26 | |
| 36 |
| Density, g/cm3 | 8.2 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 6.2 |
| Embodied Energy, MJ/kg | 48 | |
| 87 |
| Embodied Water, L/kg | 350 | |
| 220 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.3 | |
| 13 |
| Stiffness to Weight: Bending, points | 19 | |
| 24 |
| Strength to Weight: Axial, points | 19 to 30 | |
| 20 |
| Strength to Weight: Bending, points | 19 to 25 | |
| 19 |
| Thermal Shock Resistance, points | 19 to 30 | |
| 15 |
Alloy Composition
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| Aluminum (Al), % | 3.0 to 3.8 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 19 to 21 |
| Cobalt (Co), % | 0.25 to 0.55 | |
| 0 |
| Copper (Cu), % | 70.8 to 75.5 | |
| 3.0 to 4.0 |
| Iron (Fe), % | 0 to 0.2 | |
| 32.7 to 42.5 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 1.5 to 2.5 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 0 | |
| 32 to 36 |
| Niobium (Nb), % | 0 | |
| 0 to 0.4 |
| Phosphorus (P), % | 0 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 | |
| 0 to 0.3 |
| Sulfur (S), % | 0 | |
| 0 to 0.015 |
| Zinc (Zn), % | 21.3 to 24.1 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |