MakeItFrom.com
Menu (ESC)

C70700 Copper-nickel vs. AWS BNi-8

C70700 copper-nickel belongs to the copper alloys classification, while AWS BNi-8 belongs to the nickel 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 C70700 copper-nickel and the bottom bar is AWS BNi-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
180
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 46
67
Tensile Strength: Ultimate (UTS), MPa 320
570

Thermal Properties

Latent Heat of Fusion, J/g 220
390
Melting Completion (Liquidus), °C 1120
1010
Melting Onset (Solidus), °C 1060
980
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 34
46
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 3.4
8.2
Embodied Energy, MJ/kg 52
120
Embodied Water, L/kg 300
220

Common Calculations

Stiffness to Weight: Axial, points 7.6
12
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 10
20
Strength to Weight: Bending, points 12
19
Thermal Shock Resistance, points 12
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0
0 to 0.060
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 88.5 to 90.5
4.0 to 5.0
Iron (Fe), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.5
21.5 to 24.5
Nickel (Ni), % 9.5 to 10.5
61.6 to 68.5
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0
6.0 to 8.0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5