PRODUCTS
Features
|
Linear Formula: |
Ta-W |
|
Standard: |
ASTM B521-98 |
|
Purity: |
≥99.9% or 99.95% |
|
Size: |
Diameter: 10-300mm, Thickness: 0.5-10mm, Length: 100mm-3000mm |
|
Material Grades: |
R05255 (Ta-10W), tantalum alloy, 90 % tantalum, 10 % tungsten, electron-beam furnace of vacuum-arc melt, or both. R05252 (Ta-2.5W), tantalum alloy, 97.5 % tantalum, 2.5 % tungsten, electron-beam furnace or vacuum-arc melt, or both. |
Product Description
Tantalum tungsten alloy tubes and pipes are engineered materials that combine the corrosion-resistant properties of tantalum with the exceptional strength and high-temperature stability of tungsten. These alloys are specifically designed to perform under extreme conditions, including environments with high levels of chemical exposure, thermal cycling, and mechanical stress. Their remarkable resistance to acids, alkalis, and oxidation makes them indispensable in industries such as aerospace, chemical processing, and electronics.
The addition of tungsten to tantalum enhances its hardness, tensile strength, and thermal stability, allowing these tubes and pipes to function in demanding applications such as high-performance heat exchangers, chemical reaction vessels, and medical implants. Additionally, tantalum tungsten alloy pipes are ideal for environments requiring ultra-high vacuum integrity and are used extensively in semiconductor manufacturing. With a reputation for durability, reliability, and unmatched performance, these alloys are the material of choice for cutting-edge technological and industrial applications.
Features and Properties
Outstanding Corrosion Resistance: Resistant to most acids and alkalis, including hydrofluoric acid.
High-Temperature Performance: Operates effectively in temperatures exceeding 3,000°C.
Exceptional Strength and Durability: Enhanced by the tungsten content for prolonged performance.
High Thermal Conductivity: Ensures efficiency in heat transfer applications.
Customizable Dimensions: Available in various diameters, wall thicknesses, and lengths to suit specific needs.
Product Specifications
Composition: Tantalum (90–97.5%), Tungsten (2.5–10%), adjustable based on application.
Outer Diameter Range: 10 mm–300 mm.
Wall Thickness: 0.5 mm–10 mm.
Length: Custom lengths up to 3,000 mm.
Surface Finish: Polished, matte, or custom finishes.
Tensile Strength: ≥500 MPa (dependent on alloy composition).
Product Standards
ASTM B521 (Standard Specification for Tantalum and Tantalum Alloy Tubes and Pipes).
ISO 9001: Certified for consistent quality control.
Product Forms
Tubes: Seamless and welded options for high precision and vacuum applications.
Pipes: Larger-diameter cylindrical components for industrial-scale fluid and gas transport.
Production Method and Production Equipments
Production Techniques:
Powder Metallurgy for homogeneity and precision.
Vacuum Melting to ensure purity and eliminate impurities.
Extrusion and Rolling for seamless forms and enhanced strength.
Annealing to improve malleability and reduce residual stresses.
Equipment:
Vacuum Induction Furnaces.
Extrusion Presses and Rolling Mills.
CNC Machining Tools for final dimensioning.
Applications and Related Industries
Aerospace: Used in fuel delivery systems and thermal shielding for spacecraft.
Chemical Processing: Ideal for piping in systems involving highly corrosive media.
Semiconductor Manufacturing: Tubes and pipes used in chemical vapor deposition (CVD) processes.
Medical Technology: Biocompatible material for surgical implants and medical equipment.
Nuclear Energy: Components in reactors for their neutron resistance.
Interesting Facts
Tantalum tungsten alloys are widely used in the production of rocket nozzles and propulsion systems due to their ability to withstand intense heat and mechanical stress.
These alloys play a critical role in semiconductor production, where they are used as liners and diffusion barriers.
Tantalum tungsten tubes are a preferred choice in laboratories conducting chemical experiments, as they remain stable even in the presence of aggressive acids like aqua regia.
Due to their biocompatibility and resistance to bodily fluids, tantalum tungsten alloys are utilized in advanced medical devices, including cardiovascular implants.
Synonyms
Tantalum-Tungsten Alloy Tubes and Pipes
Ta-W Alloy Tubes
High-Temperature Tantalum Tungsten Pipes
Health & Safety Information
Handling Precautions:
Use appropriate personal protective equipment (PPE) during machining or handling.
Avoid inhaling fine dust generated during processing.
Storage: Store in a clean, dry environment to prevent contamination or surface degradation.
Stability: Chemically stable and non-reactive under normal storage and handling conditions.
Why Choose Us?
Superior Manufacturing Expertise: Decades of experience in producing high-performance tantalum tungsten alloys.
Global Distribution: Reliable shipping services to clients worldwide.
Customized Solutions: Tailored dimensions, compositions, and finishes to meet your precise requirements.
Exceptional Customer Support: Technical assistance for material selection and application optimization.
Contact us today to learn more about our tantalum tungsten alloy tube and pipe offerings or to request a customized quote tailored to your needs!
Chemical Composition of Tantalum Tungsten Alloy Tube and Pipe
|
Chemical Composition (%) |
|||||||||
|
Grade |
Main Content |
Impurities (≤%) |
|||||||
|
Ta |
Nb/W |
Fe |
Si |
Ni |
W |
Mo |
Ti |
O |
|
|
Ta2.5W |
Bal |
2.0~3.0 |
0.005 |
0.005 |
0.002 |
3.0 |
0.01 |
0.002 |
0.015 |
|
Ta10W |
Bal |
9~11 |
0.005 |
0.005 |
0.002 |
11 |
0.01 |
0.002 |
0.015 |
|
Other details per customer's request. (N,C≤0.01%, H≤0.0015%) |
|||||||||
Mechanical Properties of Tantalum Tungsten Alloy Tube and Pipe
|
Mechanical Properties |
R05252 |
R05255 |
|
Ultimate tensile strength, min, psi (MPa) |
40 000 (276) |
70 000 (481) |
|
Yield strength, 0.2% offset, min, psi (MPa) |
28 000 (193) |
60 000 (414) |
|
Elongation, min %, in 1 or 2 in. (25 or 51 mm) |
20 |
15 |
Chemical Identifiers
|
Linear Formula |
Ta-W |
|
MDL Number |
N/A |
|
EC No. |
N/A |
|
Pubchem CID |
57464935 |
|
IUPAC Name |
tantalum; tungsten |
|
SMILES |
[Ta].[W] |
|
InchI Identifier |
InChI=1S/Ta.W |
|
InchI Key |
DZZDTRZOOBJSSG-UHFFFAOYSA-N |
Tantalum Tungsten Alloy Properties (Theoretical)
|
Compound Formula |
Ta-W |
|
Appearance |
Metallic solid in various forms (plate/sheet, bar, rod, strip, foil, wire, disc, sputtering target) |
|
Melting Point |
3005-3030 °C |
|
Boiling Point |
N/A |
|
Density |
16.7-16.9 g/cm3 |
|
Solubility in H2O |
N/A |
|
Electrical Resistivity |
0.0000176 ohm-cm |
|
Tensile Strength |
550 MPa (7.5% W) |
|
Vickers Hardness |
245 (7.5% W) |
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