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CR007A Copper vs. Z41321 Zinc

CR007A copper belongs to the copper alloys classification, while Z41321 zinc belongs to the zinc alloys.

For each property being compared, the top bar is CR007A copper and the bottom bar is Z41321 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
87
Elongation at Break, % 15
60
Poisson's Ratio 0.34
0.25
Shear Modulus, GPa 43
35
Tensile Strength: Ultimate (UTS), MPa 230
190
Tensile Strength: Yield (Proof), MPa 140
150

Thermal Properties

Latent Heat of Fusion, J/g 210
110
Maximum Temperature: Mechanical, °C 200
90
Melting Completion (Liquidus), °C 1090
410
Melting Onset (Solidus), °C 1040
400
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 380
110
Thermal Expansion, µm/m-K 17
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
27
Electrical Conductivity: Equal Weight (Specific), % IACS 100
37

Otherwise Unclassified Properties

Base Metal Price, % relative 31
12
Density, g/cm3 9.0
6.6
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
54
Embodied Water, L/kg 310
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
100
Resilience: Unit (Modulus of Resilience), kJ/m3 83
130
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 7.1
7.9
Strength to Weight: Bending, points 9.3
11
Thermal Diffusivity, mm2/s 110
44
Thermal Shock Resistance, points 8.1
5.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0 to 0.00040
0
Arsenic (As), % 0 to 0.00050
0
Bismuth (Bi), % 0 to 0.00020
0
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 99.994 to 100
0.5 to 1.0
Iron (Fe), % 0 to 0.0010
0 to 0.010
Lead (Pb), % 0 to 0.00050
0 to 0.010
Selenium (Se), % 0 to 0.00020
0
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0.080 to 0.18
Zinc (Zn), % 0
98.8 to 99.42