Tin Bar

Tin Bar offers a solid, easily machinable form of tin, a metal known for its corrosion resistance, low toxicity, and ability to form protective oxide layers. This format is suited to structural use, casting, and as a raw feedstock for alloying. Industries including electronics, solder manufacturing, and chemical processing employ tin bars for creating solder alloys, corrosion-resistant coatings, and electroplating anodes. Specific applications include fabricating custom solder compositions, producing protective tin plating for food-contact containers, and manufacturing bronze alloys. The bar form provides high material integrity and ease of handling in both production environments and experimental setups, making it valuable for applications that demand consistent composition and high purity.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Bar

Side Length	=<10mm	±10%
Side Length	>10mm	±1mm
Side Length (Of Longer Side)	>10mm	±1mm
Side Length (Of Longer Side)	=<10mm	±10%
Length	<100mm	±1mm
Length	>=100mm	+5% / -1%

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