Zinc Rod

Zinc Rod offers excellent corrosion resistance, good machinability, and a combination of strength and ductility that makes it ideal for custom-fabricated components. The solid cylindrical form is widely used in marine engineering, architectural hardware, and electrical systems. Applications include precision-machined anodes for cathodic protection, structural components in corrosion-prone environments, and connectors in electrical grounding systems. In research, zinc rods serve as source material for alloy development, galvanic corrosion studies, and electrode fabrication. Their consistent form, ease of machining, and protective qualities make them a preferred choice in industries requiring long-lasting, corrosion-resistant metallic components.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Rod

Diameter	=<10mm	±10%
Diameter	>10mm	±5%

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	30
Crystal structure	Hexagonal close packed
Electronic structure	Ar 3d¹⁰ 4s²
Valences shown	2
Atomic weight( amu )	65.38
Thermal neutron absorption cross-section( Barns )	1.1
Photo-electric work function( eV )	4.3
Natural isotope distribution( Mass No./% )	64/ 48.6
Natural isotope distribution( Mass No./% )	67/ 4.1
Natural isotope distribution( Mass No./% )	68/ 18.8
Natural isotope distribution( Mass No./% )	70/ 0.6
Natural isotope distribution( Mass No./% )	66/ 27.9
Atomic radius - Goldschmidt( nm )	0.137
Ionisation potential( No./eV )	6/ 108
Ionisation potential( No./eV )	1/ 9.39
Ionisation potential( No./eV )	4/ 59.4
Ionisation potential( No./eV )	3/ 39.7
Ionisation potential( No./eV )	2/ 17.96
Ionisation potential( No./eV )	5/ 82.6

Mechanical Properties

Element	Value
Hardness - Mohs	2.5
Material condition	Polycrystalline
Poisson's ratio	0.249
Bulk modulus( GPa )	69.4
Tensile modulus( GPa )	104.5

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	5.96@20@20°C
Superconductivity critical temperature( K )	0.85
Temperature coefficient( K⁻¹ )	0.0042@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV )	0.76

Physical Properties

Element	Value
Boiling point( C )	907
Density( gcm⁻³ )	7.14@20°C

Thermal Properties

Element	Value
Melting point( C )	419.5
Latent heat of evaporation( J g⁻¹ )	1748
Latent heat of fusion( J g⁻¹ )	111
Specific heat( J K⁻¹ kg⁻¹ )	388@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	116@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	31@0-100°C