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C82200 Copper vs. AWS E70C-Ni2

C82200 copper belongs to the copper alloys classification, while AWS E70C-Ni2 belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C82200 copper and the bottom bar is AWS E70C-Ni2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 8.0 to 20
27
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
72
Tensile Strength: Ultimate (UTS), MPa 390 to 660
560
Tensile Strength: Yield (Proof), MPa 210 to 520
450

Thermal Properties

Latent Heat of Fusion, J/g 220
250
Melting Completion (Liquidus), °C 1080
1450
Melting Onset (Solidus), °C 1040
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 180
52
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 46
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 55
3.3
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 4.8
1.6
Embodied Energy, MJ/kg 74
22
Embodied Water, L/kg 310
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 66
140
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1130
540
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 12 to 20
20
Strength to Weight: Bending, points 13 to 19
19
Thermal Diffusivity, mm2/s 53
14
Thermal Shock Resistance, points 14 to 23
17

Alloy Composition

Beryllium (Be), % 0.35 to 0.8
0
Carbon (C), % 0
0 to 0.080
Cobalt (Co), % 0 to 0.3
0
Copper (Cu), % 97.4 to 98.7
0 to 0.35
Iron (Fe), % 0
94.1 to 98.3
Manganese (Mn), % 0
0 to 1.3
Nickel (Ni), % 1.0 to 2.0
1.8 to 2.8
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.9
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.030
Residuals, % 0
0 to 0.5