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AWS E349 vs. C70600 Copper-nickel

AWS E349 belongs to the iron alloys classification, while C70600 copper-nickel belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E349 and the bottom bar is C70600 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 29
3.0 to 34
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
46
Tensile Strength: Ultimate (UTS), MPa 770
290 to 570

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Melting Completion (Liquidus), °C 1470
1150
Melting Onset (Solidus), °C 1420
1100
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 15
44
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
9.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 25
33
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 4.9
3.4
Embodied Energy, MJ/kg 72
51
Embodied Water, L/kg 150
300

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 27
9.1 to 18
Strength to Weight: Bending, points 24
11 to 17
Thermal Diffusivity, mm2/s 4.1
13
Thermal Shock Resistance, points 20
9.8 to 19

Alloy Composition

Carbon (C), % 0 to 0.13
0
Chromium (Cr), % 18 to 21
0
Copper (Cu), % 0 to 0.75
84.7 to 90
Iron (Fe), % 60.5 to 71.1
1.0 to 1.8
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.5 to 2.5
0 to 1.0
Molybdenum (Mo), % 0.35 to 0.65
0
Nickel (Ni), % 8.0 to 10
9.0 to 11
Niobium (Nb), % 0.75 to 1.2
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
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
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.5