C68700 Brass vs. AWS E309Mo
C68700 brass belongs to the copper alloys classification, while AWS E309Mo belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is C68700 brass and the bottom bar is AWS E309Mo.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 41 | |
| 79 |
| Tensile Strength: Ultimate (UTS), MPa | 390 | |
| 620 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 300 |
| Melting Completion (Liquidus), °C | 970 | |
| 1430 |
| Melting Onset (Solidus), °C | 930 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 480 |
| Thermal Conductivity, W/m-K | 100 | |
| 15 |
| Thermal Expansion, µm/m-K | 19 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 23 | |
| 2.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 25 | |
| 2.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 26 | |
| 22 |
| Density, g/cm3 | 8.3 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 4.2 |
| Embodied Energy, MJ/kg | 46 | |
| 59 |
| Embodied Water, L/kg | 340 | |
| 180 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.3 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 13 | |
| 22 |
| Strength to Weight: Bending, points | 14 | |
| 20 |
| Thermal Diffusivity, mm2/s | 30 | |
| 3.9 |
| Thermal Shock Resistance, points | 13 | |
| 15 |
Alloy Composition
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| Aluminum (Al), % | 1.8 to 2.5 | |
| 0 |
| Arsenic (As), % | 0.020 to 0.1 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.12 |
| Chromium (Cr), % | 0 | |
| 22 to 25 |
| Copper (Cu), % | 76 to 79 | |
| 0 to 0.75 |
| Iron (Fe), % | 0 to 0.060 | |
| 53.6 to 63.5 |
| Lead (Pb), % | 0 to 0.070 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0.5 to 2.5 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 0 | |
| 12 to 14 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Zinc (Zn), % | 17.8 to 22.2 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |