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Z20301 Zinc vs. ASTM B780 Alloy

Z20301 zinc belongs to the zinc alloys classification, while ASTM B780 alloy belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is Z20301 zinc and the bottom bar is ASTM B780 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
83
Elongation at Break, % 53
1.1 to 9.1
Poisson's Ratio 0.25
0.36
Shear Modulus, GPa 35
30
Tensile Strength: Ultimate (UTS), MPa 160
330 to 590

Thermal Properties

Latent Heat of Fusion, J/g 110
140
Specific Heat Capacity, J/kg-K 390
270
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
70 to 76
Electrical Conductivity: Equal Weight (Specific), % IACS 37
62 to 68

Otherwise Unclassified Properties

Density, g/cm3 6.6
10

Common Calculations

Stiffness to Weight: Axial, points 7.4
4.5
Stiffness to Weight: Bending, points 23
14
Strength to Weight: Axial, points 6.7
9.1 to 16
Strength to Weight: Bending, points 9.9
11 to 15
Thermal Shock Resistance, points 5.0
16 to 29

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0
Cadmium (Cd), % 0 to 0.010
0 to 0.050
Copper (Cu), % 0 to 0.0050
23.5 to 25.7
Iron (Fe), % 0 to 0.010
0 to 0.050
Lead (Pb), % 0 to 0.1
0 to 0.030
Nickel (Ni), % 0
0.35 to 0.65
Silver (Ag), % 0
74 to 76
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 99.853 to 100
0 to 0.060