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C72700 Copper-nickel vs. ZA-12

C72700 copper-nickel belongs to the copper alloys classification, while ZA-12 belongs to the zinc alloys. There are 29 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 C72700 copper-nickel and the bottom bar is ZA-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
83
Elongation at Break, % 4.0 to 36
1.6 to 5.3
Poisson's Ratio 0.34
0.26
Shear Modulus, GPa 44
33
Shear Strength, MPa 310 to 620
240 to 300
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
260 to 400
Tensile Strength: Yield (Proof), MPa 580 to 1060
210 to 320

Thermal Properties

Latent Heat of Fusion, J/g 210
120
Maximum Temperature: Mechanical, °C 200
100
Melting Completion (Liquidus), °C 1100
430
Melting Onset (Solidus), °C 930
380
Specific Heat Capacity, J/kg-K 380
450
Thermal Conductivity, W/m-K 54
120
Thermal Expansion, µm/m-K 17
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
28
Electrical Conductivity: Equal Weight (Specific), % IACS 11
42

Otherwise Unclassified Properties

Base Metal Price, % relative 36
11
Density, g/cm3 8.8
6.0
Embodied Carbon, kg CO2/kg material 4.0
3.4
Embodied Energy, MJ/kg 62
64
Embodied Water, L/kg 350
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 380
4.0 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 1420 to 4770
260 to 620
Stiffness to Weight: Axial, points 7.4
7.6
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 14 to 34
12 to 19
Strength to Weight: Bending, points 15 to 26
15 to 20
Thermal Diffusivity, mm2/s 16
43
Thermal Shock Resistance, points 16 to 38
9.4 to 14

Alloy Composition

Aluminum (Al), % 0
10.5 to 11.5
Cadmium (Cd), % 0
0 to 0.0060
Copper (Cu), % 82.1 to 86
0.5 to 1.2
Iron (Fe), % 0 to 0.5
0 to 0.075
Lead (Pb), % 0 to 0.020
0 to 0.0060
Magnesium (Mg), % 0 to 0.15
0.015 to 0.030
Manganese (Mn), % 0.050 to 0.3
0
Nickel (Ni), % 8.5 to 9.5
0 to 0.020
Niobium (Nb), % 0 to 0.1
0
Silicon (Si), % 0
0 to 0.060
Tin (Sn), % 5.5 to 6.5
0 to 0.0030
Zinc (Zn), % 0 to 0.5
87.1 to 89
Residuals, % 0 to 0.3
0