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AWS BNi-3 vs. Nickel 686

Both AWS BNi-3 and nickel 686 are nickel alloys. They have 57% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-3 and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
220
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 66
77
Tensile Strength: Ultimate (UTS), MPa 430
780

Thermal Properties

Latent Heat of Fusion, J/g 350
320
Melting Completion (Liquidus), °C 1040
1380
Melting Onset (Solidus), °C 980
1340
Specific Heat Capacity, J/kg-K 480
420
Thermal Expansion, µm/m-K 10
12

Otherwise Unclassified Properties

Base Metal Price, % relative 60
70
Density, g/cm3 8.3
9.0
Embodied Carbon, kg CO2/kg material 9.9
12
Embodied Energy, MJ/kg 140
170
Embodied Water, L/kg 220
300

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 14
24
Strength to Weight: Bending, points 15
21
Thermal Shock Resistance, points 17
21

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.8 to 3.5
0
Carbon (C), % 0 to 0.060
0 to 0.010
Chromium (Cr), % 0
19 to 23
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 0 to 0.5
0 to 5.0
Manganese (Mn), % 0
0 to 0.75
Molybdenum (Mo), % 0
15 to 17
Nickel (Ni), % 90.1 to 93.3
49.5 to 63
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 0.080
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0 to 0.050
0.020 to 0.25
Tungsten (W), % 0
3.0 to 4.4
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0