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C90300 Bronze vs. Z21210 Zinc

C90300 bronze 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 C90300 bronze and the bottom bar is Z21210 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Tensile Strength: Ultimate (UTS), MPa 330
150 to 170

Thermal Properties

Melting Completion (Liquidus), °C 1000
420
Melting Onset (Solidus), °C 850
420
Specific Heat Capacity, J/kg-K 370
400
Thermal Conductivity, W/m-K 75
110
Thermal Expansion, µm/m-K 18
32

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
28
Electrical Conductivity: Equal Weight (Specific), % IACS 12
35

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.1

Common Calculations

Strength to Weight: Axial, points 11
5.7 to 6.4
Strength to Weight: Bending, points 12
8.6 to 9.4
Thermal Diffusivity, mm2/s 23
38