AWS BNi-10 vs. AWS BNi-7
Both AWS BNi-10 and AWS BNi-7 are nickel alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 74% of their average alloy composition in common.
For each property being compared, the top bar is AWS BNi-10 and the bottom bar is AWS BNi-7.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
170 |
Poisson's Ratio | 0.29 | |
0.3 |
Shear Modulus, GPa | 76 | |
67 |
Tensile Strength: Ultimate (UTS), MPa | 600 | |
550 |
Thermal Properties
Brazing Temperature, °C | 1150 to 1200 | |
930 to 1090 |
Latent Heat of Fusion, J/g | 330 | |
280 |
Melting Completion (Liquidus), °C | 1110 | |
890 |
Melting Onset (Solidus), °C | 970 | |
890 |
Specific Heat Capacity, J/kg-K | 440 | |
490 |
Thermal Expansion, µm/m-K | 11 | |
11 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 80 | |
55 |
Density, g/cm3 | 9.4 | |
8.0 |
Embodied Carbon, kg CO2/kg material | 11 | |
8.8 |
Embodied Energy, MJ/kg | 160 | |
120 |
Embodied Water, L/kg | 230 | |
240 |
Common Calculations
Stiffness to Weight: Axial, points | 12 | |
12 |
Stiffness to Weight: Bending, points | 21 | |
23 |
Strength to Weight: Axial, points | 18 | |
19 |
Strength to Weight: Bending, points | 17 | |
19 |
Thermal Shock Resistance, points | 19 | |
21 |
Alloy Composition
Aluminum (Al), % | 0 to 0.050 | |
0 to 0.050 |
Boron (B), % | 2.0 to 3.0 | |
0 to 0.010 |
Carbon (C), % | 0.4 to 0.55 | |
0 to 0.060 |
Chromium (Cr), % | 10 to 13 | |
13 to 15 |
Cobalt (Co), % | 0 to 0.1 | |
0 to 0.1 |
Iron (Fe), % | 2.5 to 4.5 | |
0 to 0.2 |
Manganese (Mn), % | 0 | |
0 to 0.040 |
Nickel (Ni), % | 57.2 to 67.1 | |
73.3 to 77.3 |
Phosphorus (P), % | 0 to 0.020 | |
9.7 to 10.5 |
Selenium (Se), % | 0 to 0.0050 | |
0 to 0.0050 |
Silicon (Si), % | 3.0 to 4.0 | |
0 to 0.1 |
Sulfur (S), % | 0 to 0.020 | |
0 to 0.020 |
Titanium (Ti), % | 0 to 0.050 | |
0 to 0.050 |
Tungsten (W), % | 15 to 17 | |
0 |
Zirconium (Zr), % | 0 to 0.050 | |
0 to 0.050 |
Residuals, % | 0 | |
0 to 0.5 |