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AWS ENiCu-7 vs. C96800 Copper

AWS ENiCu-7 belongs to the nickel alloys classification, while C96800 copper belongs to the copper alloys. They have 40% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCu-7 and the bottom bar is C96800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
120
Elongation at Break, % 34
3.4
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 62
46
Tensile Strength: Ultimate (UTS), MPa 550
1010

Thermal Properties

Latent Heat of Fusion, J/g 280
220
Melting Completion (Liquidus), °C 1270
1120
Melting Onset (Solidus), °C 1230
1060
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 21
52
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
10
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
10

Otherwise Unclassified Properties

Base Metal Price, % relative 50
34
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 8.0
3.4
Embodied Energy, MJ/kg 110
52
Embodied Water, L/kg 250
300

Common Calculations

Stiffness to Weight: Axial, points 10
7.6
Stiffness to Weight: Bending, points 21
19
Strength to Weight: Axial, points 17
32
Strength to Weight: Bending, points 17
25
Thermal Diffusivity, mm2/s 5.5
15
Thermal Shock Resistance, points 18
35

Alloy Composition

Aluminum (Al), % 0 to 0.75
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 20.6 to 38
87.1 to 90.5
Iron (Fe), % 0 to 2.5
0 to 0.5
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 4.0
0.050 to 0.3
Nickel (Ni), % 62 to 69
9.5 to 10.5
Phosphorus (P), % 0 to 0.020
0 to 0.0050
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.015
0 to 0.0025
Titanium (Ti), % 0 to 1.0
0
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.5