C68400 Brass vs. C74000 Nickel Silver
Both C68400 brass and C74000 nickel silver are copper alloys. They have 81% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is C68400 brass and the bottom bar is C74000 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 120 |
| Poisson's Ratio | 0.31 | |
| 0.32 |
| Shear Modulus, GPa | 41 | |
| 44 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 380 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 180 |
| Melting Completion (Liquidus), °C | 840 | |
| 990 |
| Melting Onset (Solidus), °C | 820 | |
| 950 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 390 |
| Thermal Expansion, µm/m-K | 20 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 87 | |
| 40 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
| 42 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 30 |
| Density, g/cm3 | 7.9 | |
| 8.5 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 3.4 |
| Embodied Energy, MJ/kg | 47 | |
| 54 |
| Embodied Water, L/kg | 320 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.5 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 20 | |
| 19 |
| Strength to Weight: Axial, points | 19 | |
| 13 to 19 |
| Strength to Weight: Bending, points | 19 | |
| 14 to 18 |
| Thermal Shock Resistance, points | 18 | |
| 13 to 19 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.5 | |
| 0 |
| Boron (B), % | 0.0010 to 0.030 | |
| 0 |
| Copper (Cu), % | 59 to 64 | |
| 69 to 73.5 |
| Iron (Fe), % | 0 to 1.0 | |
| 0 to 0.25 |
| Lead (Pb), % | 0 to 0.090 | |
| 0 to 0.1 |
| Manganese (Mn), % | 0.2 to 1.5 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 to 0.5 | |
| 9.0 to 11 |
| Phosphorus (P), % | 0.030 to 0.3 | |
| 0 |
| Silicon (Si), % | 1.5 to 2.5 | |
| 0 |
| Tin (Sn), % | 0 to 0.5 | |
| 0 |
| Zinc (Zn), % | 28.6 to 39.3 | |
| 14.2 to 22 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |