C61400 Bronze vs. Grade 21 Titanium
C61400 bronze belongs to the copper alloys classification, while grade 21 titanium belongs to the titanium alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is C61400 bronze and the bottom bar is grade 21 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 140 |
| Elongation at Break, % | 34 to 40 | |
| 9.0 to 17 |
| Poisson's Ratio | 0.34 | |
| 0.32 |
| Shear Modulus, GPa | 43 | |
| 51 |
| Shear Strength, MPa | 370 to 380 | |
| 550 to 790 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 570 | |
| 890 to 1340 |
| Tensile Strength: Yield (Proof), MPa | 220 to 270 | |
| 870 to 1170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 220 | |
| 310 |
| Melting Completion (Liquidus), °C | 1050 | |
| 1740 |
| Melting Onset (Solidus), °C | 1040 | |
| 1690 |
| Specific Heat Capacity, J/kg-K | 420 | |
| 500 |
| Thermal Conductivity, W/m-K | 67 | |
| 7.5 |
| Thermal Expansion, µm/m-K | 18 | |
| 7.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 28 | |
| 60 |
| Density, g/cm3 | 8.5 | |
| 5.4 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 32 |
| Embodied Energy, MJ/kg | 48 | |
| 490 |
| Embodied Water, L/kg | 360 | |
| 180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 160 to 170 | |
| 110 to 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 310 | |
| 2760 to 5010 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 32 |
| Strength to Weight: Axial, points | 18 to 19 | |
| 46 to 69 |
| Strength to Weight: Bending, points | 17 to 18 | |
| 38 to 50 |
| Thermal Diffusivity, mm2/s | 19 | |
| 2.8 |
| Thermal Shock Resistance, points | 18 to 20 | |
| 66 to 100 |
Alloy Composition
| Aluminum (Al), % | 6.0 to 8.0 | |
| 2.5 to 3.5 |
| Carbon (C), % | 0 | |
| 0 to 0.050 |
| Copper (Cu), % | 86 to 92.5 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 1.5 to 3.5 | |
| 0 to 0.4 |
| Lead (Pb), % | 0 to 0.010 | |
| 0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 14 to 16 |
| Niobium (Nb), % | 0 | |
| 2.2 to 3.2 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.17 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0.15 to 0.25 |
| Titanium (Ti), % | 0 | |
| 76 to 81.2 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.4 |