C99750 Brass vs. ASTM A387 Grade 11 Steel
C99750 brass belongs to the copper alloys classification, while ASTM A387 grade 11 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is C99750 brass and the bottom bar is ASTM A387 grade 11 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 110 to 120 | |
| 150 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 130 | |
| 190 |
| Elongation at Break, % | 20 to 30 | |
| 25 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Shear Modulus, GPa | 48 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 450 to 520 | |
| 500 to 600 |
| Tensile Strength: Yield (Proof), MPa | 220 to 280 | |
| 270 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 200 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 160 | |
| 430 |
| Melting Completion (Liquidus), °C | 840 | |
| 1460 |
| Melting Onset (Solidus), °C | 820 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 410 | |
| 470 |
| Thermal Expansion, µm/m-K | 20 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.0 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.2 | |
| 8.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 2.9 |
| Density, g/cm3 | 8.1 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.1 | |
| 1.6 |
| Embodied Energy, MJ/kg | 51 | |
| 21 |
| Embodied Water, L/kg | 310 | |
| 53 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 87 to 110 | |
| 100 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 300 | |
| 200 to 320 |
| Stiffness to Weight: Axial, points | 8.6 | |
| 13 |
| Stiffness to Weight: Bending, points | 21 | |
| 24 |
| Strength to Weight: Axial, points | 15 to 18 | |
| 18 to 21 |
| Strength to Weight: Bending, points | 16 to 18 | |
| 18 to 20 |
| Thermal Shock Resistance, points | 13 to 15 | |
| 15 to 18 |
Alloy Composition
| Aluminum (Al), % | 0.25 to 3.0 | |
| 0 |
| Carbon (C), % | 0 | |
| 0.050 to 0.17 |
| Chromium (Cr), % | 0 | |
| 1.0 to 1.5 |
| Copper (Cu), % | 55 to 61 | |
| 0 |
| Iron (Fe), % | 0 to 1.0 | |
| 96.2 to 97.6 |
| Lead (Pb), % | 0.5 to 2.5 | |
| 0 |
| Manganese (Mn), % | 17 to 23 | |
| 0.4 to 0.65 |
| Molybdenum (Mo), % | 0 | |
| 0.45 to 0.65 |
| Nickel (Ni), % | 0 to 5.0 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 | |
| 0.5 to 0.8 |
| Sulfur (S), % | 0 | |
| 0 to 0.025 |
| Zinc (Zn), % | 17 to 23 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |