C21000 Brass vs. EN 1.4029 Stainless Steel
C21000 brass belongs to the copper alloys classification, while EN 1.4029 stainless steel belongs to the iron alloys. There are 29 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 C21000 brass and the bottom bar is EN 1.4029 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 190 |
| Elongation at Break, % | 2.9 to 50 | |
| 10 to 20 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 43 | |
| 76 |
| Shear Strength, MPa | 180 to 280 | |
| 440 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 240 to 450 | |
| 700 to 930 |
| Tensile Strength: Yield (Proof), MPa | 69 to 440 | |
| 410 to 740 |
Thermal Properties
| Latent Heat of Fusion, J/g | 200 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 750 |
| Melting Completion (Liquidus), °C | 1070 | |
| 1440 |
| Melting Onset (Solidus), °C | 1050 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 480 |
| Thermal Conductivity, W/m-K | 230 | |
| 30 |
| Thermal Expansion, µm/m-K | 18 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 56 | |
| 3.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 57 | |
| 3.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 7.0 |
| Density, g/cm3 | 8.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 2.0 |
| Embodied Energy, MJ/kg | 42 | |
| 28 |
| Embodied Water, L/kg | 310 | |
| 100 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 to 100 | |
| 89 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 21 to 830 | |
| 440 to 1410 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 14 |
| Stiffness to Weight: Bending, points | 18 | |
| 25 |
| Strength to Weight: Axial, points | 7.4 to 14 | |
| 25 to 33 |
| Strength to Weight: Bending, points | 9.6 to 15 | |
| 23 to 27 |
| Thermal Diffusivity, mm2/s | 69 | |
| 8.1 |
| Thermal Shock Resistance, points | 8.1 to 15 | |
| 26 to 34 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0.25 to 0.32 |
| Chromium (Cr), % | 0 | |
| 12 to 13.5 |
| Copper (Cu), % | 94 to 96 | |
| 0 |
| Iron (Fe), % | 0 to 0.050 | |
| 82.8 to 87.6 |
| Lead (Pb), % | 0 to 0.030 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.6 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0.15 to 0.25 |
| Zinc (Zn), % | 3.7 to 6.0 | |
| 0 |
| Residuals, % | 0 to 0.2 | |
| 0 |