C99700 Brass vs. SAE-AISI O7 Steel
C99700 brass belongs to the copper alloys classification, while SAE-AISI O7 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is C99700 brass and the bottom bar is SAE-AISI O7 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Shear Modulus, GPa | 46 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 380 | |
| 680 to 2110 |
Thermal Properties
| Latent Heat of Fusion, J/g | 200 | |
| 250 |
| Melting Completion (Liquidus), °C | 900 | |
| 1480 |
| Melting Onset (Solidus), °C | 880 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 410 | |
| 470 |
| Thermal Expansion, µm/m-K | 20 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.0 | |
| 7.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 8.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 25 | |
| 6.0 |
| Density, g/cm3 | 8.1 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 3.3 | |
| 2.3 |
| Embodied Energy, MJ/kg | 53 | |
| 33 |
| Embodied Water, L/kg | 320 | |
| 52 |
Common Calculations
| Stiffness to Weight: Axial, points | 8.3 | |
| 13 |
| Stiffness to Weight: Bending, points | 20 | |
| 24 |
| Strength to Weight: Axial, points | 13 | |
| 24 to 74 |
| Strength to Weight: Bending, points | 14 | |
| 22 to 46 |
| Thermal Shock Resistance, points | 11 | |
| 23 to 70 |
Alloy Composition
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| Aluminum (Al), % | 0.5 to 3.0 | |
| 0 |
| Carbon (C), % | 0 | |
| 1.1 to 1.3 |
| Chromium (Cr), % | 0 | |
| 0.35 to 0.85 |
| Copper (Cu), % | 54 to 65.5 | |
| 0 to 0.25 |
| Iron (Fe), % | 0 to 1.0 | |
| 92.9 to 97.6 |
| Lead (Pb), % | 0 to 2.0 | |
| 0 |
| Manganese (Mn), % | 11 to 15 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.3 |
| Nickel (Ni), % | 4.0 to 6.0 | |
| 0 to 0.3 |
| Phosphorus (P), % | 0 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tin (Sn), % | 0 to 1.0 | |
| 0 |
| Tungsten (W), % | 0 | |
| 1.0 to 2.0 |
| Vanadium (V), % | 0 | |
| 0 to 0.4 |
| Zinc (Zn), % | 19 to 25 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |