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C19400 Copper vs. C18700 Copper

Both C19400 copper and C18700 copper are copper alloys. They have a very high 97% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C19400 copper and the bottom bar is C18700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 2.3 to 37
9.0 to 9.6
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
43
Shear Strength, MPa 210 to 300
170 to 190
Tensile Strength: Ultimate (UTS), MPa 310 to 630
290 to 330
Tensile Strength: Yield (Proof), MPa 98 to 520
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1090
1080
Melting Onset (Solidus), °C 1080
950
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 260
380
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 58 to 68
98
Electrical Conductivity: Equal Weight (Specific), % IACS 58 to 69
99

Otherwise Unclassified Properties

Base Metal Price, % relative 30
30
Density, g/cm3 8.9
9.0
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 40
41
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5 to 220
24 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 41 to 1140
240 to 280
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 9.7 to 20
9.0 to 10
Strength to Weight: Bending, points 11 to 18
11 to 12
Thermal Diffusivity, mm2/s 75
110
Thermal Shock Resistance, points 11 to 22
10 to 12

Alloy Composition

Copper (Cu), % 96.8 to 97.8
98 to 99.2
Iron (Fe), % 2.1 to 2.6
0
Lead (Pb), % 0 to 0.030
0.8 to 1.5
Phosphorus (P), % 0.015 to 0.15
0
Zinc (Zn), % 0.050 to 0.2
0
Residuals, % 0
0 to 0.5

Comparable Variants