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Commercially Pure Zinc vs. CC761S Brass

Commercially pure zinc belongs to the zinc alloys classification, while CC761S brass belongs to the copper alloys. There are 28 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 commercially pure zinc and the bottom bar is CC761S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 38
8.7
Poisson's Ratio 0.25
0.33
Shear Modulus, GPa 35
42
Tensile Strength: Ultimate (UTS), MPa 97
540
Tensile Strength: Yield (Proof), MPa 79
340

Thermal Properties

Latent Heat of Fusion, J/g 110
260
Maximum Temperature: Mechanical, °C 90
170
Melting Completion (Liquidus), °C 410
960
Melting Onset (Solidus), °C 400
910
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 110
27
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
40
Electrical Conductivity: Equal Weight (Specific), % IACS 37
43

Otherwise Unclassified Properties

Base Metal Price, % relative 11
27
Density, g/cm3 6.6
8.3
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 53
45
Embodied Water, L/kg 340
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
41
Resilience: Unit (Modulus of Resilience), kJ/m3 36
530
Stiffness to Weight: Axial, points 7.4
7.4
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 4.1
18
Strength to Weight: Bending, points 7.1
18
Thermal Diffusivity, mm2/s 44
8.0
Thermal Shock Resistance, points 3.0
19

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.1
Antimony (Sb), % 0
0 to 0.050
Cadmium (Cd), % 0 to 0.010
0
Copper (Cu), % 0 to 0.080
78 to 83
Iron (Fe), % 0 to 0.020
0 to 0.6
Lead (Pb), % 0 to 0.030
0 to 0.8
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
3.0 to 5.0
Tin (Sn), % 0 to 0.0030
0 to 0.3
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 99.827 to 100
8.9 to 19