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C19025 Copper vs. C71580 Copper-nickel

Both C19025 copper and C71580 copper-nickel are copper alloys. They have 69% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C19025 copper and the bottom bar is C71580 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 8.0 to 17
40
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
51
Shear Strength, MPa 300 to 360
230
Tensile Strength: Ultimate (UTS), MPa 480 to 620
330

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 200
260
Melting Completion (Liquidus), °C 1080
1180
Melting Onset (Solidus), °C 1020
1120
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 160
39
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 40
4.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
41
Density, g/cm3 8.9
8.9
Embodied Carbon, kg CO2/kg material 2.8
5.1
Embodied Energy, MJ/kg 44
74
Embodied Water, L/kg 320
280

Common Calculations

Stiffness to Weight: Axial, points 7.2
8.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 15 to 19
10
Strength to Weight: Bending, points 15 to 18
12
Thermal Diffusivity, mm2/s 47
11
Thermal Shock Resistance, points 17 to 22
11

Alloy Composition

Carbon (C), % 0
0 to 0.070
Copper (Cu), % 97.1 to 98.5
65.5 to 71
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0.8 to 1.2
29 to 33
Phosphorus (P), % 0.030 to 0.070
0
Tin (Sn), % 0.7 to 1.1
0
Zinc (Zn), % 0 to 0.2
0 to 0.050
Residuals, % 0
0 to 0.5