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Z21210 Zinc vs. C63800 Bronze

Z21210 zinc belongs to the zinc alloys classification, while C63800 bronze belongs to the copper alloys. There are 13 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is Z21210 zinc and the bottom bar is C63800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Rockwell B Hardness 45 to 58
94 to 110
Tensile Strength: Ultimate (UTS), MPa 150 to 170
460 to 1010

Thermal Properties

Melting Completion (Liquidus), °C 420
1030
Melting Onset (Solidus), °C 420
1000
Specific Heat Capacity, J/kg-K 400
410
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 32
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
10
Electrical Conductivity: Equal Weight (Specific), % IACS 35
10

Otherwise Unclassified Properties

Density, g/cm3 7.1
8.6

Common Calculations

Strength to Weight: Axial, points 5.7 to 6.4
15 to 33
Strength to Weight: Bending, points 8.6 to 9.4
15 to 26
Thermal Diffusivity, mm2/s 38
11