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CC140C Copper vs. AWS ER70S-A1

CC140C copper belongs to the copper alloys classification, while AWS ER70S-A1 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 CC140C copper and the bottom bar is AWS ER70S-A1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 11
22
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
73
Tensile Strength: Ultimate (UTS), MPa 340
590
Tensile Strength: Yield (Proof), MPa 230
450

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1100
1460
Melting Onset (Solidus), °C 1040
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 310
50
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 77
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 78
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.5
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 41
20
Embodied Water, L/kg 310
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
540
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 10
21
Strength to Weight: Bending, points 12
20
Thermal Diffusivity, mm2/s 89
14
Thermal Shock Resistance, points 12
17

Alloy Composition

Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0.4 to 1.2
0
Copper (Cu), % 98.8 to 99.6
0 to 0.35
Iron (Fe), % 0
96.1 to 99.3
Manganese (Mn), % 0
0 to 1.3
Molybdenum (Mo), % 0
0.4 to 0.65
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0.3 to 0.7
Sulfur (S), % 0
0 to 0.025
Residuals, % 0
0 to 0.5