MakeItFrom.com
Menu (ESC)

Cold-rolled Z21210 Zinc vs. Cold Worked R30605 Cobalt

Cold-rolled Z21210 zinc belongs to the zinc alloys classification, while cold worked R30605 cobalt belongs to the cobalt alloys. There are 12 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is cold-rolled Z21210 zinc and the bottom bar is cold worked R30605 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Tensile Strength: Ultimate (UTS), MPa 170
1900

Thermal Properties

Melting Completion (Liquidus), °C 420
1410
Melting Onset (Solidus), °C 420
1330
Specific Heat Capacity, J/kg-K 400
410
Thermal Conductivity, W/m-K 110
9.6
Thermal Expansion, µm/m-K 32
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 35
1.8

Otherwise Unclassified Properties

Density, g/cm3 7.1
9.6

Common Calculations

Strength to Weight: Axial, points 6.4
55
Strength to Weight: Bending, points 9.4
36
Thermal Diffusivity, mm2/s 38
2.5