Tin Rod

Tin Rod, in its pure metallic form, is a silvery-white, malleable, and relatively soft material with a low melting point of 231.9 °C and high corrosion resistance in many environments. Its ductility allows it to be drawn, extruded, or machined into precision components, making it versatile for manufacturing. Tin rods are widely employed in electronics soldering, electroplating, and bearing alloys for automotive and industrial machinery. In nanoscale technologies, tin can be processed into nanorods for use as nanosoldering materials, enabling low-resistance electrical interconnects in microelectronics. Industrially, tin rods are valued in lead-free solder production, coating for corrosion protection in food packaging, and as a component in specialized alloys such as bronze. The metal’s non-toxic nature and ability to form intermetallic bonds contribute to its role in sustainable, environmentally friendly engineering solutions. In research, tin serves as a key platform for studying phase transformations, corrosion mechanisms, and nanoscale joining techniques, ensuring its continued relevance in both traditional manufacturing and advanced materials science.

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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	50
Crystal structure	Tetragonal
Electronic structure	Kr 4d¹⁰ 5s² 5p²
Valences shown	2,4
Atomic weight( amu )	118.69
Thermal neutron absorption cross-section( Barns )	0.63
Photo-electric work function( eV )	4.3
Natural isotope distribution( Mass No./% )	122/ 4.6
Natural isotope distribution( Mass No./% )	124/ 5.6
Natural isotope distribution( Mass No./% )	114/ 0.7
Natural isotope distribution( Mass No./% )	120/ 32.4
Natural isotope distribution( Mass No./% )	118/ 24.3
Natural isotope distribution( Mass No./% )	112/ 1.0
Natural isotope distribution( Mass No./% )	116/ 14.7
Natural isotope distribution( Mass No./% )	115/ 0.4
Natural isotope distribution( Mass No./% )	117/ 7.7
Natural isotope distribution( Mass No./% )	119/ 8.6
Atomic radius - Goldschmidt( nm )	0.158
Ionisation potential( No./eV )	2/ 14.63
Ionisation potential( No./eV )	5/ 72.3
Ionisation potential( No./eV )	3/ 30.5
Ionisation potential( No./eV )	4/ 40.7
Ionisation potential( No./eV )	1/ 7.34

Mechanical Properties

Element	Value
Hardness - Mohs	1.5-1.8
Material condition	Polycrystalline
Poisson's ratio	0.357
Bulk modulus( GPa )	58.2
Tensile modulus( GPa )	49.9

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	12.6@20@20°C
Superconductivity critical temperature( K )	3.722
Temperature coefficient( K⁻¹ )	0.0046@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV )	0.42

Physical Properties

Element	Value
Boiling point( C )	2270
Density( gcm⁻³ )	7.28@20°C

Thermal Properties

Element	Value
Melting point( C )	231.9
Latent heat of evaporation( J g⁻¹ )	2497
Latent heat of fusion( J g⁻¹ )	59.6
Specific heat( J K⁻¹ kg⁻¹ )	213@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	66.8@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	23.5@0-100°C