Grade 29 Titanium vs. C47940 Brass
Grade 29 titanium belongs to the titanium alloys classification, while C47940 brass belongs to the copper 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 grade 29 titanium and the bottom bar is C47940 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 100 |
| Elongation at Break, % | 6.8 to 11 | |
| 14 to 34 |
| Poisson's Ratio | 0.32 | |
| 0.31 |
| Shear Modulus, GPa | 40 | |
| 40 |
| Shear Strength, MPa | 550 to 560 | |
| 250 to 310 |
| Tensile Strength: Ultimate (UTS), MPa | 930 to 940 | |
| 380 to 520 |
| Tensile Strength: Yield (Proof), MPa | 850 to 870 | |
| 160 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 340 | |
| 130 |
| Melting Completion (Liquidus), °C | 1610 | |
| 850 |
| Melting Onset (Solidus), °C | 1560 | |
| 800 |
| Specific Heat Capacity, J/kg-K | 560 | |
| 380 |
| Thermal Conductivity, W/m-K | 7.3 | |
| 110 |
| Thermal Expansion, µm/m-K | 9.3 | |
| 20 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 36 | |
| 25 |
| Density, g/cm3 | 4.5 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 39 | |
| 2.8 |
| Embodied Energy, MJ/kg | 640 | |
| 47 |
| Embodied Water, L/kg | 410 | |
| 330 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 62 to 100 | |
| 68 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 3420 to 3540 | |
| 120 to 740 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.1 |
| Stiffness to Weight: Bending, points | 35 | |
| 19 |
| Strength to Weight: Axial, points | 58 to 59 | |
| 13 to 17 |
| Strength to Weight: Bending, points | 47 to 48 | |
| 14 to 17 |
| Thermal Diffusivity, mm2/s | 2.9 | |
| 36 |
| Thermal Shock Resistance, points | 68 to 69 | |
| 13 to 17 |
Alloy Composition
| Aluminum (Al), % | 5.5 to 6.5 | |
| 0 |
| Carbon (C), % | 0 to 0.080 | |
| 0 |
| Copper (Cu), % | 0 | |
| 63 to 66 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.25 | |
| 0.1 to 1.0 |
| Lead (Pb), % | 0 | |
| 1.0 to 2.0 |
| Nickel (Ni), % | 0 | |
| 0.1 to 0.5 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.13 | |
| 0 |
| Ruthenium (Ru), % | 0.080 to 0.14 | |
| 0 |
| Tin (Sn), % | 0 | |
| 1.2 to 2.0 |
| Titanium (Ti), % | 88 to 90.9 | |
| 0 |
| Vanadium (V), % | 3.5 to 4.5 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 28.1 to 34.6 |
| Residuals, % | 0 | |
| 0 to 0.4 |