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AWS E349 vs. C70260 Copper

AWS E349 belongs to the iron alloys classification, while C70260 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 E349 and the bottom bar is C70260 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 29
9.5 to 19
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
44
Tensile Strength: Ultimate (UTS), MPa 770
520 to 760

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Melting Completion (Liquidus), °C 1470
1060
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 15
160
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
40 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
40 to 51

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 4.9
2.7
Embodied Energy, MJ/kg 72
43
Embodied Water, L/kg 150
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 27
16 to 24
Strength to Weight: Bending, points 24
16 to 21
Thermal Diffusivity, mm2/s 4.1
45
Thermal Shock Resistance, points 20
18 to 27

Alloy Composition

Carbon (C), % 0 to 0.13
0
Chromium (Cr), % 18 to 21
0
Copper (Cu), % 0 to 0.75
95.8 to 98.8
Iron (Fe), % 60.5 to 71.1
0
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 0.35 to 0.65
0
Nickel (Ni), % 8.0 to 10
1.0 to 3.0
Niobium (Nb), % 0.75 to 1.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 1.0
0.2 to 0.7
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0 to 0.15
0
Tungsten (W), % 1.3 to 1.8
0
Vanadium (V), % 0.1 to 0.3
0
Residuals, % 0
0 to 0.5