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ZA-27 vs. CR016A Copper

ZA-27 belongs to the zinc alloys classification, while CR016A copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ZA-27 and the bottom bar is CR016A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
120
Elongation at Break, % 2.0 to 4.5
15
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 31
43
Tensile Strength: Ultimate (UTS), MPa 400 to 430
230
Tensile Strength: Yield (Proof), MPa 260 to 370
140

Thermal Properties

Latent Heat of Fusion, J/g 130
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 480
1090
Melting Onset (Solidus), °C 380
1040
Specific Heat Capacity, J/kg-K 530
390
Thermal Conductivity, W/m-K 130
390
Thermal Expansion, µm/m-K 26
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
98
Electrical Conductivity: Equal Weight (Specific), % IACS 53
99

Otherwise Unclassified Properties

Base Metal Price, % relative 11
35
Density, g/cm3 5.0
9.0
Embodied Carbon, kg CO2/kg material 4.2
2.7
Embodied Energy, MJ/kg 80
42
Embodied Water, L/kg 570
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1 to 18
31
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
83
Stiffness to Weight: Axial, points 8.6
7.2
Stiffness to Weight: Bending, points 28
18
Strength to Weight: Axial, points 22 to 24
7.1
Strength to Weight: Bending, points 24 to 25
9.3
Thermal Diffusivity, mm2/s 47
110
Thermal Shock Resistance, points 14 to 15
8.1

Alloy Composition

Aluminum (Al), % 25 to 28
0
Bismuth (Bi), % 0
0 to 0.00050
Cadmium (Cd), % 0 to 0.0060
0
Copper (Cu), % 2.0 to 2.5
99.843 to 99.919
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.010 to 0.020
0
Nickel (Ni), % 0 to 0.020
0
Phosphorus (P), % 0
0.0010 to 0.0070
Silicon (Si), % 0 to 0.080
0
Silver (Ag), % 0
0.080 to 0.12
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 69.3 to 73
0