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CC381H Copper-nickel vs. AWS E310

CC381H copper-nickel belongs to the copper alloys classification, while AWS E310 belongs to the iron alloys. They have a modest 24% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 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 CC381H copper-nickel and the bottom bar is AWS E310.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 20
34
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 52
79
Tensile Strength: Ultimate (UTS), MPa 380
620

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Melting Completion (Liquidus), °C 1180
1400
Melting Onset (Solidus), °C 1120
1360
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 30
14
Thermal Expansion, µm/m-K 16
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 40
26
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 5.0
4.6
Embodied Energy, MJ/kg 73
65
Embodied Water, L/kg 280
200

Common Calculations

Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
22
Strength to Weight: Bending, points 13
20
Thermal Diffusivity, mm2/s 8.4
3.7
Thermal Shock Resistance, points 13
15

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0.080 to 0.2
Chromium (Cr), % 0
25 to 28
Copper (Cu), % 64.5 to 69.9
0 to 0.75
Iron (Fe), % 0.5 to 1.5
44.5 to 53.9
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
1.0 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 29 to 31
20 to 22.5
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030
Zinc (Zn), % 0 to 0.5
0