ASTM B817 Type I vs. C48500 Brass
ASTM B817 type I belongs to the titanium alloys classification, while C48500 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is ASTM B817 type I and the bottom bar is C48500 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 100 |
| Elongation at Break, % | 4.0 to 13 | |
| 13 to 40 |
| Poisson's Ratio | 0.32 | |
| 0.31 |
| Shear Modulus, GPa | 40 | |
| 39 |
| Tensile Strength: Ultimate (UTS), MPa | 770 to 960 | |
| 400 to 500 |
| Tensile Strength: Yield (Proof), MPa | 700 to 860 | |
| 160 to 320 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 340 | |
| 120 |
| Melting Completion (Liquidus), °C | 1600 | |
| 900 |
| Melting Onset (Solidus), °C | 1550 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 560 | |
| 380 |
| Thermal Conductivity, W/m-K | 7.1 | |
| 120 |
| Thermal Expansion, µm/m-K | 9.6 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.0 | |
| 26 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.0 | |
| 29 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 36 | |
| 23 |
| Density, g/cm3 | 4.4 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 38 | |
| 2.7 |
| Embodied Energy, MJ/kg | 610 | |
| 46 |
| Embodied Water, L/kg | 200 | |
| 330 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 30 to 120 | |
| 56 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2310 to 3540 | |
| 120 to 500 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.1 |
| Stiffness to Weight: Bending, points | 35 | |
| 19 |
| Strength to Weight: Axial, points | 48 to 60 | |
| 14 to 17 |
| Strength to Weight: Bending, points | 42 to 49 | |
| 15 to 17 |
| Thermal Diffusivity, mm2/s | 2.9 | |
| 38 |
| Thermal Shock Resistance, points | 54 to 68 | |
| 13 to 17 |
Alloy Composition
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| Aluminum (Al), % | 5.5 to 6.8 | |
| 0 |
| Carbon (C), % | 0 to 0.1 | |
| 0 |
| Chlorine (Cl), % | 0 to 0.2 | |
| 0 |
| Copper (Cu), % | 0 | |
| 59 to 62 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.4 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 | |
| 1.3 to 2.2 |
| Nitrogen (N), % | 0 to 0.040 | |
| 0 |
| Oxygen (O), % | 0 to 0.3 | |
| 0 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 |
| Sodium (Na), % | 0 to 0.2 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.5 to 1.0 |
| Titanium (Ti), % | 87 to 91 | |
| 0 |
| Vanadium (V), % | 3.5 to 4.5 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 34.3 to 39.2 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.4 |