C68000 Brass vs. AWS ER90S-B9
C68000 brass belongs to the copper alloys classification, while AWS ER90S-B9 belongs to the iron alloys. There are 25 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 C68000 brass and the bottom bar is AWS ER90S-B9.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 190 |
| Elongation at Break, % | 27 | |
| 18 |
| Poisson's Ratio | 0.3 | |
| 0.28 |
| Shear Modulus, GPa | 40 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 390 | |
| 690 |
| Tensile Strength: Yield (Proof), MPa | 140 | |
| 470 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 270 |
| Melting Completion (Liquidus), °C | 880 | |
| 1450 |
| Melting Onset (Solidus), °C | 870 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 470 |
| Thermal Conductivity, W/m-K | 96 | |
| 25 |
| Thermal Expansion, µm/m-K | 21 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 7.0 |
| Density, g/cm3 | 8.0 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.6 |
| Embodied Energy, MJ/kg | 48 | |
| 37 |
| Embodied Water, L/kg | 330 | |
| 91 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 82 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 95 | |
| 570 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 14 |
| Stiffness to Weight: Bending, points | 20 | |
| 25 |
| Strength to Weight: Axial, points | 14 | |
| 25 |
| Strength to Weight: Bending, points | 15 | |
| 22 |
| Thermal Diffusivity, mm2/s | 31 | |
| 6.9 |
| Thermal Shock Resistance, points | 13 | |
| 19 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.010 | |
| 0 to 0.040 |
| Carbon (C), % | 0 | |
| 0.070 to 0.13 |
| Chromium (Cr), % | 0 | |
| 8.0 to 10.5 |
| Copper (Cu), % | 56 to 60 | |
| 0 to 0.2 |
| Iron (Fe), % | 0.25 to 1.3 | |
| 84.4 to 90.7 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0.010 to 0.5 | |
| 0 to 1.2 |
| Molybdenum (Mo), % | 0 | |
| 0.85 to 1.2 |
| Nickel (Ni), % | 0.2 to 0.8 | |
| 0 to 0.8 |
| Niobium (Nb), % | 0 | |
| 0.020 to 0.1 |
| Nitrogen (N), % | 0 | |
| 0.030 to 0.070 |
| Phosphorus (P), % | 0 | |
| 0 to 0.010 |
| Silicon (Si), % | 0.040 to 0.15 | |
| 0.15 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Tin (Sn), % | 0.75 to 1.1 | |
| 0 |
| Vanadium (V), % | 0 | |
| 0.15 to 0.3 |
| Zinc (Zn), % | 35.6 to 42.8 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |