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ASTM B780 Alloy vs. Z13004 Zinc

ASTM B780 alloy belongs to the otherwise unclassified metals classification, while Z13004 zinc belongs to the zinc alloys. 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 ASTM B780 alloy and the bottom bar is Z13004 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
87
Elongation at Break, % 1.1 to 9.1
30
Poisson's Ratio 0.36
0.25
Shear Modulus, GPa 30
35
Tensile Strength: Ultimate (UTS), MPa 330 to 590
93

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 10
6.6

Common Calculations

Stiffness to Weight: Axial, points 4.5
7.4
Stiffness to Weight: Bending, points 14
23
Strength to Weight: Axial, points 9.1 to 16
3.9
Strength to Weight: Bending, points 11 to 15
7.0
Thermal Shock Resistance, points 16 to 29
2.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0 to 0.050
0 to 0.0030
Copper (Cu), % 23.5 to 25.7
0 to 0.0030
Iron (Fe), % 0 to 0.050
0 to 0.0030
Lead (Pb), % 0 to 0.030
0 to 0.0030
Nickel (Ni), % 0.35 to 0.65
0
Silver (Ag), % 74 to 76
0
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0 to 0.060
99.985 to 100