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AWS BNi-6 vs. C72800 Copper-nickel

AWS BNi-6 belongs to the nickel alloys classification, while C72800 copper-nickel belongs to the copper alloys. 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-6 and the bottom bar is C72800 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
120
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 62
44
Tensile Strength: Ultimate (UTS), MPa 450
520 to 1270

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Melting Completion (Liquidus), °C 880
1080
Melting Onset (Solidus), °C 880
920
Specific Heat Capacity, J/kg-K 480
380
Thermal Expansion, µm/m-K 9.8
17

Otherwise Unclassified Properties

Base Metal Price, % relative 55
38
Density, g/cm3 8.2
8.8
Embodied Carbon, kg CO2/kg material 9.4
4.4
Embodied Energy, MJ/kg 130
68
Embodied Water, L/kg 210
360

Common Calculations

Stiffness to Weight: Axial, points 11
7.4
Stiffness to Weight: Bending, points 22
19
Strength to Weight: Axial, points 15
17 to 40
Strength to Weight: Bending, points 16
16 to 30
Thermal Shock Resistance, points 20
19 to 45

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Bismuth (Bi), % 0
0 to 0.0010
Boron (B), % 0
0 to 0.0010
Carbon (C), % 0 to 0.060
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
78.3 to 82.8
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.0050 to 0.15
Manganese (Mn), % 0
0.050 to 0.3
Nickel (Ni), % 87.2 to 90
9.5 to 10.5
Niobium (Nb), % 0
0.1 to 0.3
Phosphorus (P), % 10 to 12
0 to 0.0050
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0
0 to 0.050
Sulfur (S), % 0 to 0.020
0 to 0.0025
Tin (Sn), % 0
7.5 to 8.5
Titanium (Ti), % 0 to 0.050
0 to 0.010
Zinc (Zn), % 0
0 to 1.0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.3