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AWS BNi-6 vs. C72150 Copper-nickel

AWS BNi-6 belongs to the nickel alloys classification, while C72150 copper-nickel belongs to the copper alloys. They have 45% 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-6 and the bottom bar is C72150 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
150
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 62
55
Tensile Strength: Ultimate (UTS), MPa 450
490

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 880
1210
Melting Onset (Solidus), °C 880
1250
Specific Heat Capacity, J/kg-K 480
410
Thermal Expansion, µm/m-K 9.8
14

Otherwise Unclassified Properties

Base Metal Price, % relative 55
45
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 9.4
6.1
Embodied Energy, MJ/kg 130
88
Embodied Water, L/kg 210
270

Common Calculations

Stiffness to Weight: Axial, points 11
9.1
Stiffness to Weight: Bending, points 22
20
Strength to Weight: Axial, points 15
15
Strength to Weight: Bending, points 16
15
Thermal Shock Resistance, points 20
18

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0 to 0.060
0 to 0.1
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
52.5 to 57
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 0.050
Nickel (Ni), % 87.2 to 90
43 to 46
Phosphorus (P), % 10 to 12
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.5