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CC381H Copper-nickel vs. AWS E630

CC381H copper-nickel belongs to the copper alloys classification, while AWS E630 belongs to the iron alloys. 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 E630.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 20
8.0
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 52
76
Tensile Strength: Ultimate (UTS), MPa 380
1040

Thermal Properties

Latent Heat of Fusion, J/g 240
280
Melting Completion (Liquidus), °C 1180
1430
Melting Onset (Solidus), °C 1120
1380
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 30
17
Thermal Expansion, µm/m-K 16
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 40
14
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.0
2.8
Embodied Energy, MJ/kg 73
40
Embodied Water, L/kg 280
140

Common Calculations

Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
37
Strength to Weight: Bending, points 13
29
Thermal Diffusivity, mm2/s 8.4
4.5
Thermal Shock Resistance, points 13
28

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 0
16 to 16.8
Copper (Cu), % 64.5 to 69.9
3.3 to 4.0
Iron (Fe), % 0.5 to 1.5
71.6 to 75.9
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0.25 to 0.75
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 29 to 31
4.5 to 5.0
Niobium (Nb), % 0
0.15 to 0.3
Phosphorus (P), % 0 to 0.010
0 to 0.040
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