PRODUCTS
Features
|
Linear Formula: |
Ta-W |
|
Standard: |
ASTM B708 |
|
Purity: |
≥99.9% or 99.95% |
|
Size: |
Thickness: 0.01-0.09 mm, Width: 30-200 mm, Length: >50 mm |
|
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 foil and strip are advanced materials engineered for applications that demand exceptional strength, corrosion resistance, and stability in extreme environments. The addition of tungsten enhances tantalum's mechanical properties, making these alloys ideal for high-performance industries like aerospace, electronics, and chemical processing.
Features and Properties
High Corrosion Resistance: Suitable for aggressive chemical environments, including exposure to strong acids.
Elevated Strength: Improved mechanical properties due to tungsten's reinforcement.
Thermal Stability: Maintains structural integrity at temperatures exceeding 1,500°C.
Precision Thickness: Available in ultra-thin foils for specialized applications.
Excellent Workability: Can be processed into precise shapes for industrial use.
Product Specifications
Alloy Composition: Tantalum (90-97.5%), Tungsten (2.5-10%), customizable based on application.
Thickness Range: 0.01 mm to 0.09 mm.
Width Range: 30 mm to 200 mm.
Surface Finish: Bright, polished, or matte finishes available.
Tensile Strength: ≥600 MPa (depending on the alloy composition).
Product Standards
ASTM B708 (Standard Specification for Tantalum and Tantalum Alloy Strip, Sheet, and Foil).
ISO 9001: Ensures quality consistency and manufacturing precision.
Product Forms
Foil: Ultra-thin sheets for precision applications.
Strip: Wider, thicker sections for structural applications.
Production Method and Production Equipments
Production Methods:
Melting and Alloying: Tantalum and tungsten are melted in a vacuum or inert atmosphere.
Rolling: The alloy is cold-rolled or hot-rolled into thin foils and strips.
Annealing: Heat treatment enhances ductility and mechanical strength.
Equipment Used:
Vacuum Induction Furnaces: For alloy preparation.
Rolling Mills: For precision thickness control.
Annealing Ovens: For thermal treatment to achieve desired mechanical properties.
Applications and Related Industries
Aerospace: High-temperature components like heat shields and thrust chambers.
Electronics: Capacitors, high-performance circuits, and semiconductors.
Chemical Processing: Equipment for highly corrosive environments, including heat exchangers and reaction vessels.
Medical Devices: Surgical instruments and biocompatible implants.
Defense: Used in missile components and protective armor.
Interesting Facts
Tantalum tungsten alloys are favored in applications requiring both high corrosion resistance and high mechanical strength.
Their resistance to chemical attack makes them essential for handling highly corrosive substances, including hydrochloric and sulfuric acids.
These alloys play a key role in modern technology, especially in miniaturized electronic devices.
Synonyms
Ta-W Alloy Foil
Tantalum-Tungsten Strip
Tungsten-Enhanced Tantalum Foil
Health & Safety Information
Precautions:
Use appropriate protective equipment when handling and processing to avoid exposure to fine particles or high temperatures.
Ensure adequate ventilation when machining the material.
Storage: Store in a clean, dry environment to maintain the material's surface quality and prevent contamination.
Reactivity: Stable under normal conditions but avoid exposure to strong oxidizing agents.
Why Choose Us for Tantalum Tungsten Alloy Foil and Strip?
Superior Quality: Produced to exacting standards with high-purity materials.
Custom Solutions: Tailored specifications to meet diverse application requirements.
Reliable Delivery: Timely global shipping for all orders.
Contact us today for a personalized quote or further details about our tantalum tungsten alloy foil and strip!
Chemical Composition of Tantalum Tungsten Alloy Foil and Strip
|
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 Foil and Strip
|
Grade and size |
Annealed (Regular temper) |
||
|
Tensile strength Min, psi (MPa) |
Yield strength min, psi (MPa)(2%) |
Elongation min, % (1 inch gage length) |
|
|
Ta-10W (R05255) tantalum tungsten alloy |
|||
|
Thickness<0.125" (3.175mm) |
70000 (482) |
60000 (414) |
15 |
|
Thickness≥0.125" (3.175mm) |
70000 (482) |
55000 (379) |
20 |
|
Ta-2.5W (R05252) tantalum tungsten alloy |
|||
|
Thickness<0.125" (3.175mm) |
40000 (276) |
30000 (207) |
20 |
|
Thickness≥0.125" (3.175mm) |
40000 (276) |
22000 (152) |
25 |
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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