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AWS BNi-6 vs. C70620 Copper-nickel

AWS BNi-6 belongs to the nickel alloys classification, while C70620 copper-nickel belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-6 and the bottom bar is C70620 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
46
Tensile Strength: Ultimate (UTS), MPa 450
300 to 570

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Melting Completion (Liquidus), °C 880
1120
Melting Onset (Solidus), °C 880
1060
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 9.8
17

Otherwise Unclassified Properties

Base Metal Price, % relative 55
33
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 9.4
3.4
Embodied Energy, MJ/kg 130
51
Embodied Water, L/kg 210
300

Common Calculations

Stiffness to Weight: Axial, points 11
7.7
Stiffness to Weight: Bending, points 22
19
Strength to Weight: Axial, points 15
9.3 to 18
Strength to Weight: Bending, points 16
11 to 17
Thermal Shock Resistance, points 20
10 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0 to 0.060
0 to 0.050
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
86.5 to 90
Iron (Fe), % 0
1.0 to 1.8
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 87.2 to 90
9.0 to 11
Phosphorus (P), % 10 to 12
0 to 0.2
Selenium (Se), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.5
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.5