AWS BNi-9 vs. C55181 Copper
AWS BNi-9 belongs to the nickel alloys classification, while C55181 copper belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is AWS BNi-9 and the bottom bar is C55181 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Poisson's Ratio | 0.3 | |
| 0.34 |
| Shear Modulus, GPa | 72 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 580 | |
| 200 |
Thermal Properties
| Brazing Temperature, °C | 1070 to 1200 | |
| 730 to 840 |
| Latent Heat of Fusion, J/g | 300 | |
| 190 |
| Melting Completion (Liquidus), °C | 1060 | |
| 790 |
| Melting Onset (Solidus), °C | 1060 | |
| 710 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 410 |
| Thermal Expansion, µm/m-K | 12 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 60 | |
| 28 |
| Density, g/cm3 | 8.4 | |
| 8.5 |
| Embodied Carbon, kg CO2/kg material | 9.3 | |
| 2.4 |
| Embodied Energy, MJ/kg | 130 | |
| 38 |
| Embodied Water, L/kg | 260 | |
| 290 |
Common Calculations
| Stiffness to Weight: Axial, points | 12 | |
| 7.0 |
| Stiffness to Weight: Bending, points | 23 | |
| 19 |
| Strength to Weight: Axial, points | 19 | |
| 6.5 |
| Strength to Weight: Bending, points | 18 | |
| 8.9 |
| Thermal Shock Resistance, points | 19 | |
| 8.2 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.050 | |
| 0 |
| Boron (B), % | 3.3 to 4.0 | |
| 0 |
| Carbon (C), % | 0 to 0.060 | |
| 0 |
| Chromium (Cr), % | 13.5 to 16.5 | |
| 0 |
| Cobalt (Co), % | 0 to 0.1 | |
| 0 |
| Copper (Cu), % | 0 | |
| 92.4 to 93 |
| Iron (Fe), % | 0 to 1.5 | |
| 0 |
| Nickel (Ni), % | 77.1 to 83.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.020 | |
| 7.0 to 7.5 |
| Selenium (Se), % | 0 to 0.0050 | |
| 0 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 |
| Titanium (Ti), % | 0 to 0.050 | |
| 0 |
| Zirconium (Zr), % | 0 to 0.050 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.15 |