C48600 Brass vs. C79600 Nickel Silver
Both C48600 brass and C79600 nickel silver are copper alloys. They have 83% of their average alloy composition in common.
For each property being compared, the top bar is C48600 brass and the bottom bar is C79600 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 110 |
| Elongation at Break, % | 20 to 25 | |
| 15 |
| Poisson's Ratio | 0.31 | |
| 0.3 |
| Rockwell B Hardness | 55 to 58 | |
| 70 |
| Shear Modulus, GPa | 39 | |
| 43 |
| Shear Strength, MPa | 180 to 230 | |
| 290 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 360 | |
| 480 |
| Tensile Strength: Yield (Proof), MPa | 110 to 170 | |
| 300 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 180 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 130 |
| Melting Completion (Liquidus), °C | 900 | |
| 930 |
| Melting Onset (Solidus), °C | 890 | |
| 880 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 110 | |
| 36 |
| Thermal Expansion, µm/m-K | 21 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 25 | |
| 7.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 28 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 24 | |
| 25 |
| Density, g/cm3 | 8.1 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 3.5 |
| Embodied Energy, MJ/kg | 47 | |
| 57 |
| Embodied Water, L/kg | 330 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 55 to 59 | |
| 63 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 61 to 140 | |
| 400 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.8 |
| Stiffness to Weight: Bending, points | 19 | |
| 20 |
| Strength to Weight: Axial, points | 9.5 to 12 | |
| 17 |
| Strength to Weight: Bending, points | 12 to 14 | |
| 17 |
| Thermal Diffusivity, mm2/s | 36 | |
| 12 |
| Thermal Shock Resistance, points | 9.3 to 12 | |
| 15 |
Alloy Composition
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| Arsenic (As), % | 0.020 to 0.25 | |
| 0 |
| Copper (Cu), % | 59 to 62 | |
| 43.5 to 46.5 |
| Lead (Pb), % | 1.0 to 2.5 | |
| 0.8 to 1.2 |
| Manganese (Mn), % | 0 | |
| 1.5 to 2.5 |
| Nickel (Ni), % | 0 | |
| 9.0 to 11 |
| Tin (Sn), % | 0.3 to 1.5 | |
| 0 |
| Zinc (Zn), % | 33.4 to 39.7 | |
| 38.3 to 45.2 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.5 |