73 Ta 180.948

Tantalum

transition metal · Group 5 · Period 6

USGS 2025 DLA 3 section(s) thin

Atomic properties

Atomic number
73
Z
Atomic weight
180.948[1]
g/mol
Density
16.69 g/cm³
at STP
Melting point
3017 °C
at 1 atm
Boiling point
5458 °C
at 1 atm
Crystal structure
BCC
Electron config.
[Xe] 4f¹⁴ 5d³ 6s²
Oxidation states
+5
most common

Market data

No tradeable futures market for Ta on Yahoo / Stooq. Live market data is not available; pricing in this page is based on contract reference figures from the source documents.

Commercial forms & specifications

Product FormChemical FormulaMolecular WeightTypical PurityPrice Range (USD/kg)Main Applications
Tantalum IngotTa180.95 g/mol99.95-99.99%$450-600Melting stock, superalloys
Tantalum Sheet/PlateTa180.95 g/mol99.95%$550-750Chemical processing equipment
Tantalum WireTa180.95 g/mol99.95-99.99%$800-1,200Medical implants, heating elements
Tantalum Rod/BarTa180.95 g/mol99.95%$500-700Machining stock, fasteners
Capacitor Grade PowderTa180.95 g/mol99.9-99.99%$500-1,500Electronic capacitors
Metallurgical Grade PowderTa180.95 g/mol99.5-99.9%$350-500Powder metallurgy, alloys
Tantalum PentoxideTa₂O₅441.89 g/mol99.5-99.99%$150-350Optical coatings, ceramics
Potassium Tantalum FluorideK₂TaF₇392.14 g/mol99-99.5%$80-150Tantalum metal production
Tantalum CarbideTaC192.96 g/mol99-99.9%$300-600Cutting tools, hard coatings
Tantalum NitrideTaN194.96 g/mol99-99.5%$400-800Thin film resistors, diffusion barriers
Tantalum ChlorideTaCl₅358.21 g/mol99-99.9%$200-400CVD precursor, catalysts
Tantalum EthoxideTa(OC₂H₅)₅406.25 g/mol99-99.9%$1,000-2,000Sol-gel processing, thin films

Suppliers by country

🇺🇸 United States

CompanyProduct FormsSpecialties
Global Advanced Metals (GAM)Capacitor powder, metallurgical powder, ingotsHigh CV capacitor powders, conflict-free sourcing
H.C. Starck SolutionsPowder, fabricated products, compoundsUltra-high purity powders, specialty alloys
Materion CorporationMill products, powders, specialty alloysMedical grade tantalum, precision parts

🇩🇪 Germany

CompanyProduct FormsSpecialties
H.C. Starck Tantalum & NiobiumPowders, wire, sheets, compoundsElectronic grade materials, recycling
PLANSEE GroupSheets, rods, fabricated partsHigh-temperature applications

🇨🇳 China

CompanyProduct FormsSpecialties
Ningxia Orient Tantalum IndustryCapacitor powder, wire, mill productsIntegrated producer, large capacity
Jiujiang TanbrePowders, compounds, metal productsTantalum/niobium processing
OTIC (Ningxia Non-ferrous)Ingots, powders, fabricated productsVertical integration

🇰🇿 Kazakhstan

CompanyProduct FormsSpecialties
Ulba Metallurgical PlantPowders, ingots, compoundsTantalum/niobium products

🇯🇵 Japan

CompanyProduct FormsSpecialties
JX Nippon Mining & MetalsSputtering targets, high-purity productsElectronic materials, recycling
Mitsui Mining & SmeltingCompounds, specialty productsElectronic chemicals

🇧🇷 Brazil

CompanyProduct FormsSpecialties
AMG Brasil (formerly CBMM)Tantalum concentrates, compoundsMining and primary processing

Market demand by product form

Product FormGlobal Market SizeUSA MarketAsia MarketGrowth Rate (CAGR)
Capacitor Grade Powder$800 million25% share65% share6.5%
Metallurgical Products$450 million30% share45% share4.2%
Chemical Processing Equipment$320 million35% share40% share5.1%
Sputtering Targets$180 million20% share70% share7.8%
Medical/Dental Applications$150 million40% share35% share8.2%
Superalloy Additives$120 million45% share30% share5.5%
Carbides & Hard Materials$90 million25% share50% share4.8%
Optical & Thin Film$70 million30% share55% share6.0%

Moles per kilogram

Product FormFormulaMW (g/mol)Moles/kg
Tantalum MetalTa180.955.53
Tantalum PentoxideTa₂O₅441.892.26
Potassium Tantalum FluorideK₂TaF₇392.142.55
Tantalum CarbideTaC192.965.18
Tantalum NitrideTaN194.965.13
Tantalum ChlorideTaCl₅358.212.79

References

No citations on this page yet. References will appear here once enrichment runs.

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Coverage notes

The following sections are thin or absent in the source document for this element. They will be filled by enrichment passes (NIST atomic, OSHA/NIOSH safety, USGS / IAI environmental).