C68100 Brass vs. AWS BNi-7
C68100 brass belongs to the copper alloys classification, while AWS BNi-7 belongs to the nickel alloys. There are 20 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 C68100 brass and the bottom bar is AWS BNi-7.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 170 |
| Poisson's Ratio | 0.3 | |
| 0.3 |
| Shear Modulus, GPa | 40 | |
| 67 |
| Tensile Strength: Ultimate (UTS), MPa | 380 | |
| 550 |
Thermal Properties
| Brazing Temperature, °C | 910 to 950 | |
| 930 to 1090 |
| Latent Heat of Fusion, J/g | 170 | |
| 280 |
| Melting Completion (Liquidus), °C | 890 | |
| 890 |
| Melting Onset (Solidus), °C | 870 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 490 |
| Thermal Expansion, µm/m-K | 21 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 55 |
| Density, g/cm3 | 7.9 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 8.8 |
| Embodied Energy, MJ/kg | 47 | |
| 120 |
| Embodied Water, L/kg | 330 | |
| 240 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.3 | |
| 12 |
| Stiffness to Weight: Bending, points | 20 | |
| 23 |
| Strength to Weight: Axial, points | 13 | |
| 19 |
| Strength to Weight: Bending, points | 15 | |
| 19 |
| Thermal Shock Resistance, points | 13 | |
| 21 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.010 | |
| 0 to 0.050 |
| Boron (B), % | 0 | |
| 0 to 0.010 |
| Carbon (C), % | 0 | |
| 0 to 0.060 |
| Chromium (Cr), % | 0 | |
| 13 to 15 |
| Cobalt (Co), % | 0 | |
| 0 to 0.1 |
| Copper (Cu), % | 56 to 60 | |
| 0 |
| Iron (Fe), % | 0.25 to 1.3 | |
| 0 to 0.2 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0.010 to 0.5 | |
| 0 to 0.040 |
| Nickel (Ni), % | 0 | |
| 73.3 to 77.3 |
| Phosphorus (P), % | 0 | |
| 9.7 to 10.5 |
| Selenium (Se), % | 0 | |
| 0 to 0.0050 |
| Silicon (Si), % | 0.040 to 0.15 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 | |
| 0 to 0.020 |
| Tin (Sn), % | 0.75 to 1.1 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 0 to 0.050 |
| Zinc (Zn), % | 36.4 to 43 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 0 to 0.050 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |