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AWS BVAg-8 vs. Z21721 Zinc

AWS BVAg-8 belongs to the otherwise unclassified metals classification, while Z21721 zinc belongs to the zinc alloys. There are 15 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 AWS BVAg-8 and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 84
87
Poisson's Ratio 0.36
0.25
Shear Modulus, GPa 31
35
Tensile Strength: Ultimate (UTS), MPa 170
150

Thermal Properties

Latent Heat of Fusion, J/g 140
110
Melting Completion (Liquidus), °C 780
410
Melting Onset (Solidus), °C 780
390
Specific Heat Capacity, J/kg-K 280
390
Thermal Expansion, µm/m-K 19
26

Otherwise Unclassified Properties

Density, g/cm3 10
6.6

Common Calculations

Stiffness to Weight: Axial, points 4.6
7.3
Stiffness to Weight: Bending, points 14
22
Strength to Weight: Axial, points 4.7
6.4
Strength to Weight: Bending, points 6.8
9.6
Thermal Shock Resistance, points 7.6
4.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0 to 0.0010
0 to 0.070
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 27 to 29
0 to 0.0050
Iron (Fe), % 0
0 to 0.010
Lead (Pb), % 0 to 0.0020
0 to 1.0
Phosphorus (P), % 0 to 0.0020
0
Silver (Ag), % 71 to 73
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0 to 0.0010
98.9 to 100