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C87400 Brass vs. Z21210 Zinc

C87400 brass belongs to the copper alloys classification, while Z21210 zinc belongs to the zinc alloys. There are 12 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is C87400 brass and the bottom bar is Z21210 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Tensile Strength: Ultimate (UTS), MPa 390
150 to 170

Thermal Properties

Melting Completion (Liquidus), °C 920
420
Melting Onset (Solidus), °C 820
420
Specific Heat Capacity, J/kg-K 400
400
Thermal Conductivity, W/m-K 28
110
Thermal Expansion, µm/m-K 18
32

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
28
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
35

Otherwise Unclassified Properties

Density, g/cm3 8.3
7.1

Common Calculations

Strength to Weight: Axial, points 13
5.7 to 6.4
Strength to Weight: Bending, points 14
8.6 to 9.4
Thermal Diffusivity, mm2/s 8.3
38