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AWS E308 vs. C82000 Copper

AWS E308 belongs to the iron alloys classification, while C82000 copper belongs to the copper 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 AWS E308 and the bottom bar is C82000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 40
8.0 to 20
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
45
Tensile Strength: Ultimate (UTS), MPa 620
350 to 690

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Melting Completion (Liquidus), °C 1420
1090
Melting Onset (Solidus), °C 1380
970
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 16
260
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
45
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
46

Otherwise Unclassified Properties

Base Metal Price, % relative 16
60
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.2
5.0
Embodied Energy, MJ/kg 46
77
Embodied Water, L/kg 150
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 22
11 to 22
Strength to Weight: Bending, points 21
12 to 20
Thermal Diffusivity, mm2/s 4.2
76
Thermal Shock Resistance, points 16
12 to 24

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Beryllium (Be), % 0
0.45 to 0.8
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 18 to 21
0 to 0.1
Cobalt (Co), % 0
2.2 to 2.7
Copper (Cu), % 0 to 0.75
95.2 to 97.4
Iron (Fe), % 62.9 to 72.5
0 to 0.1
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 9.0 to 11
0 to 0.2
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.15
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5