C68400 Brass vs. Grade 363 Molybdenum
C68400 brass belongs to the copper alloys classification, while grade 363 molybdenum belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is C68400 brass and the bottom bar is grade 363 molybdenum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 310 |
| Elongation at Break, % | 18 | |
| 6.2 to 11 |
| Poisson's Ratio | 0.31 | |
| 0.31 |
| Shear Modulus, GPa | 41 | |
| 120 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 580 to 720 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 350 to 620 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 370 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 250 |
| Thermal Expansion, µm/m-K | 20 | |
| 7.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 10 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 28 |
| Embodied Energy, MJ/kg | 47 | |
| 330 |
| Embodied Water, L/kg | 320 | |
| 360 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 81 | |
| 43 to 57 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 | |
| 200 to 630 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 17 |
| Stiffness to Weight: Bending, points | 20 | |
| 22 |
| Strength to Weight: Axial, points | 19 | |
| 16 to 20 |
| Strength to Weight: Bending, points | 19 | |
| 15 to 17 |
| Thermal Shock Resistance, points | 18 | |
| 19 to 24 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.5 | |
| 0 |
| Boron (B), % | 0.0010 to 0.030 | |
| 0 |
| Carbon (C), % | 0 | |
| 0.010 to 0.030 |
| Copper (Cu), % | 59 to 64 | |
| 0 |
| Iron (Fe), % | 0 to 1.0 | |
| 0 to 0.010 |
| Lead (Pb), % | 0 to 0.090 | |
| 0 |
| Manganese (Mn), % | 0.2 to 1.5 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 99.3 to 99.5 |
| Nickel (Ni), % | 0 to 0.5 | |
| 0 to 0.0020 |
| Nitrogen (N), % | 0 | |
| 0 to 0.0020 |
| Oxygen (O), % | 0 | |
| 0 to 0.0030 |
| Phosphorus (P), % | 0.030 to 0.3 | |
| 0 |
| Silicon (Si), % | 1.5 to 2.5 | |
| 0 to 0.010 |
| Tin (Sn), % | 0 to 0.5 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 0.4 to 0.55 |
| Zinc (Zn), % | 28.6 to 39.3 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 0.060 to 0.12 |
| Residuals, % | 0 to 0.5 | |
| 0 |