C51900 Bronze vs. EN 1.4421 Stainless Steel
C51900 bronze belongs to the copper alloys classification, while EN 1.4421 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is C51900 bronze and the bottom bar is EN 1.4421 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Elongation at Break, % | 14 to 29 | |
| 11 to 17 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 42 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 620 | |
| 880 to 1100 |
| Tensile Strength: Yield (Proof), MPa | 390 to 570 | |
| 620 to 950 |
Thermal Properties
| Latent Heat of Fusion, J/g | 200 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 870 |
| Melting Completion (Liquidus), °C | 1040 | |
| 1440 |
| Melting Onset (Solidus), °C | 930 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 480 |
| Thermal Conductivity, W/m-K | 66 | |
| 16 |
| Thermal Expansion, µm/m-K | 18 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 14 | |
| 2.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 14 | |
| 2.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 33 | |
| 12 |
| Density, g/cm3 | 8.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.2 | |
| 2.6 |
| Embodied Energy, MJ/kg | 51 | |
| 36 |
| Embodied Water, L/kg | 360 | |
| 130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 55 to 180 | |
| 120 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 680 to 1450 | |
| 960 to 2270 |
| Stiffness to Weight: Axial, points | 7.0 | |
| 14 |
| Stiffness to Weight: Bending, points | 18 | |
| 25 |
| Strength to Weight: Axial, points | 12 to 19 | |
| 31 to 39 |
| Strength to Weight: Bending, points | 13 to 18 | |
| 26 to 30 |
| Thermal Diffusivity, mm2/s | 20 | |
| 4.4 |
| Thermal Shock Resistance, points | 14 to 22 | |
| 31 to 39 |
Alloy Composition
| Carbon (C), % | 0 | |
| 0 to 0.060 |
| Chromium (Cr), % | 0 | |
| 15.5 to 17.5 |
| Copper (Cu), % | 91.7 to 95 | |
| 0 |
| Iron (Fe), % | 0 to 0.1 | |
| 74.4 to 80.5 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.7 |
| Nickel (Ni), % | 0 | |
| 4.0 to 5.5 |
| Phosphorus (P), % | 0.030 to 0.35 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 | |
| 0 to 0.8 |
| Sulfur (S), % | 0 | |
| 0 to 0.020 |
| Tin (Sn), % | 5.0 to 7.0 | |
| 0 |
| Zinc (Zn), % | 0 to 0.3 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |