Tantalum Tube and Pipe

CAS Number:	7440-25-7
Standard:	ASTM B521-98, ISO 13602, ASME SB-521
Purity:	≥99.9% or 99.95%
Size:	OD: 1.0-150mm; WT: 0.2-5.0mm; L: 100-12000mm
Material Grade:	R05200, unalloyed tantalum, electron-beam furnace or vacuum-arc melt, or both R05400, unalloyed tantalum, powder-metallurgy consolidation.

 

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Product Description

Our tantalum tubes and pipes are made from high-purity tantalum, a rare and corrosion-resistant metal. Known for its exceptional thermal conductivity, high melting point, and biocompatibility, tantalum is an ideal material for critical applications in industries such as chemical processing, electronics, medical devices, and aerospace.

 

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Features and Properties

Purity: Up to 99.95% or 99.99% for premium applications.

Corrosion Resistance: Unaffected by most acids, including hydrochloric acid and concentrated sulfuric acid.

Thermal Stability: High melting point of 3,017°C ensures stability in extreme environments.

Biocompatibility: Non-toxic and inert, making it ideal for medical implants.

Workability: Excellent machinability and ductility for manufacturing complex shapes.

 

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Product Forms

Seamless tantalum tubes

Welded tantalum pipes

Custom lengths, shapes, and sizes available

 

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Production Method and Production Equipments

Tantalum tubes and pipes are manufactured using advanced metallurgy processes:

Vacuum Melting: Ensures high purity and homogeneity of the material.

Extrusion and Rolling Mills: For shaping and reducing thickness.

Annealing Furnaces: Heat treatments to improve ductility and strength.

CNC Machining and Polishing Tools: For precise dimensions and superior surface finishes.

 

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Applications and Related Industries

Chemical Processing: Heat exchangers, condensers, and lining for acid-resistant equipment.

Aerospace: Fuel systems and components exposed to high temperatures.

Electronics: Cathode tubes, capacitors, and semiconductor components.

Medical Devices: Surgical implants, orthopedic instruments, and dental equipment.

Energy Industry: Nuclear reactors and fuel cell components.

 

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Interesting Facts

Tantalum is named after the Greek mythological figure Tantalus due to its "unquenchable" nature in acidic environments.

Tantalum's melting point is one of the highest among all elements, only surpassed by tungsten and rhenium.

It is often used in capacitors for electronics due to its excellent charge storage capabilities.

 

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Synonyms

Tantalum Pipe

Tantalum Tubing

Tantalum Seamless Tube

 

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Health & Safety Information

Toxicity: Tantalum metal is non-toxic and biocompatible, but dust from machining should be handled carefully to avoid respiratory issues.

Handling Precautions: Use protective equipment during fabrication to prevent skin and eye contact with fine particles.

Storage Guidelines: Store in a clean, dry, and corrosion-free environment to maintain product integrity.

 

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Chemical Composition

Element	C	O	N	H	Fe	Mo	Nb	Ni	Si	Ti	W
R05200 (%,Max)	0.0006	0.012	0.001	0.0005	0.0022	0.002	0.01	0.0012	0.0029	0.0012	0.003
R05400 (%,Max)	0.01	0.03	0.01	0.0015	0.01	0.02	0.1	0.01	0.005	0.01	0.05

Chemical Identifiers

Linear Formula	Ta
MDL Number	MFCD00011252
EC No.	231-135-5
Beilstein/Reaxys No.	N/A
Pubchem CID	23956
SMILES	[Ta]
InchI Identifier	InChI=1S/Ta
InchI Key	GUVRBAGPIYLISA-UHFFFAOYSA-N

Tantalum Tube and Pipe Properties (Theoretical)

Molecular Weight	180.94
Appearance	Silvery-gray solid
Melting Point	3017 °C
Boiling Point	5458 °C
Density	16.69 g/cm3 (20 °C)
Solubility in H2O	N/A
Crystal Phase / Structure	α: body-centered cubic (bcc) / β: tetragonal
Electrical Resistivity	131 nΩ·m (20 °C)
Electronegativity	1.5 Paulings
Heat of Fusion	36.57 kJ/mol
Heat of Vaporization	753 kJ/mol
Poisson's Ratio	0.34
Specific Heat	140 J/kg·K
Thermal Conductivity	57.5 W/m·K
Thermal Expansion	6.3 µm/m·K
Vickers Hardness	870–1200 MPa
Young's Modulus	186 GPa

 

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