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AWS BNi-6 vs. C96400 Copper-nickel

AWS BNi-6 belongs to the nickel alloys classification, while C96400 copper-nickel belongs to the copper alloys. They have a modest 30% of their average alloy composition in common, which, by itself, doesn't mean much. 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-6 and the bottom bar is C96400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
140
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 62
51
Tensile Strength: Ultimate (UTS), MPa 450
490

Thermal Properties

Latent Heat of Fusion, J/g 260
240
Melting Completion (Liquidus), °C 880
1240
Melting Onset (Solidus), °C 880
1170
Specific Heat Capacity, J/kg-K 480
400
Thermal Expansion, µm/m-K 9.8
15

Otherwise Unclassified Properties

Base Metal Price, % relative 55
45
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 9.4
5.9
Embodied Energy, MJ/kg 130
87
Embodied Water, L/kg 210
280

Common Calculations

Stiffness to Weight: Axial, points 11
8.6
Stiffness to Weight: Bending, points 22
19
Strength to Weight: Axial, points 15
15
Strength to Weight: Bending, points 16
16
Thermal Shock Resistance, points 20
17

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0 to 0.060
0 to 0.15
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
62.3 to 71.3
Iron (Fe), % 0
0.25 to 1.5
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 87.2 to 90
28 to 32
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 10 to 12
0 to 0.020
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.5