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AWS BNi-8 vs. Nickel 693

Both AWS BNi-8 and nickel 693 are nickel alloys. They have 61% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-8 and the bottom bar is nickel 693.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 67
76
Tensile Strength: Ultimate (UTS), MPa 570
660

Thermal Properties

Latent Heat of Fusion, J/g 390
330
Melting Completion (Liquidus), °C 1010
1350
Melting Onset (Solidus), °C 980
1310
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 46
60
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 8.2
9.9
Embodied Energy, MJ/kg 120
140
Embodied Water, L/kg 220
320

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
23
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0 to 0.050
2.5 to 4.0
Carbon (C), % 0 to 0.060
0 to 0.15
Chromium (Cr), % 0
27 to 31
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 4.0 to 5.0
0 to 0.5
Iron (Fe), % 0
2.5 to 6.0
Manganese (Mn), % 21.5 to 24.5
0 to 1.0
Nickel (Ni), % 61.6 to 68.5
53.3 to 67.5
Niobium (Nb), % 0
0.5 to 2.5
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 6.0 to 8.0
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0 to 0.050
0 to 1.0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0