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C87800 Brass vs. Z21721 Zinc

C87800 brass belongs to the copper alloys classification, while Z21721 zinc belongs to the zinc 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 C87800 brass and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
87
Elongation at Break, % 25
40
Poisson's Ratio 0.33
0.25
Shear Modulus, GPa 42
35
Tensile Strength: Ultimate (UTS), MPa 590
150
Tensile Strength: Yield (Proof), MPa 350
120

Thermal Properties

Latent Heat of Fusion, J/g 260
110
Maximum Temperature: Mechanical, °C 170
90
Melting Completion (Liquidus), °C 920
410
Melting Onset (Solidus), °C 820
390
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 28
110
Thermal Expansion, µm/m-K 18
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
27
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
37

Otherwise Unclassified Properties

Base Metal Price, % relative 27
11
Density, g/cm3 8.3
6.6
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 44
53
Embodied Water, L/kg 300
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
57
Resilience: Unit (Modulus of Resilience), kJ/m3 540
88
Stiffness to Weight: Axial, points 7.4
7.3
Stiffness to Weight: Bending, points 19
22
Strength to Weight: Axial, points 20
6.4
Strength to Weight: Bending, points 19
9.6
Thermal Diffusivity, mm2/s 8.3
44
Thermal Shock Resistance, points 21
4.8

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.0020
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Cadmium (Cd), % 0
0 to 0.070
Copper (Cu), % 80 to 84.2
0 to 0.0050
Iron (Fe), % 0 to 0.15
0 to 0.010
Lead (Pb), % 0 to 0.15
0 to 1.0
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 3.8 to 4.2
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 12 to 16
98.9 to 100
Residuals, % 0 to 0.5
0