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C99300 Copper vs. AWS ERNiCu-7

C99300 copper belongs to the copper alloys classification, while AWS ERNiCu-7 belongs to the nickel alloys. They have 44% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C99300 copper and the bottom bar is AWS ERNiCu-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
160
Elongation at Break, % 2.0
34
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 46
61
Tensile Strength: Ultimate (UTS), MPa 660
550

Thermal Properties

Latent Heat of Fusion, J/g 240
280
Melting Completion (Liquidus), °C 1080
1280
Melting Onset (Solidus), °C 1070
1240
Specific Heat Capacity, J/kg-K 450
440
Thermal Conductivity, W/m-K 43
20
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
3.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 35
50
Density, g/cm3 8.2
8.7
Embodied Carbon, kg CO2/kg material 4.5
8.5
Embodied Energy, MJ/kg 70
120
Embodied Water, L/kg 400
250

Common Calculations

Stiffness to Weight: Axial, points 8.3
10
Stiffness to Weight: Bending, points 20
21
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 12
5.3
Thermal Shock Resistance, points 22
19

Alloy Composition

Aluminum (Al), % 10.7 to 11.5
0 to 1.3
Carbon (C), % 0
0 to 0.15
Cobalt (Co), % 1.0 to 2.0
0
Copper (Cu), % 68.6 to 74.4
18.3 to 36.5
Iron (Fe), % 0.4 to 1.0
0 to 2.5
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 4.0
Nickel (Ni), % 13.5 to 16.5
62 to 69
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.020
0 to 1.3
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0
1.5 to 3.0
Residuals, % 0
0 to 0.5