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  1. Products Products
  2. Tantalum Alloys Tantalum Alloys
  3. Tantalum Tungsten Alloy Tantalum Tungsten Alloy
  4. Applications Applications

Tantalum Tungsten Alloy

We provide tantalum tungsten alloy shaped and machined product upon your request.
We can provide all items by Ta-2.5W, but thin foil is not available for Ta-10W. Ta-10W has poor ductility and machinability cause the high content of tungsten.  

Specifications for tantalum tungsten rolling products.  Inquiry

Tantalum tungsten alloy sheet (Ta2.5W, Ta10W)
Tantalum tungsten alloy foil (Ta2.5W)
Tantalum tungsten alloy board (Ta2.5W, Ta10W)
Material: R05200, R05252(Ta-2.5W), R05255(Ta-10W) 
Ta-2.5W ( 97.5% Pure tantalum, 2.5% Pure tungsten)
Ta-10W ( 90% Pure tantalum, 10% Pure tungsten)
Standard: ASTM B708-98

Product Thickness (mm) Width (mm) Length (mm)
Tantalum Tungsten Alloy Foil 0.03-0.07 30-200 >50
Tantalum Tungsten Alloy Sheet 0.07-0.5 30- 700 30-2000
TantalumTungsten Alloy Plate 0.5-10 50-1000 50-3000

Special requirements to be agreed on by the supplier and buyer of negotiations.

Information for tantalum tungsten alloy forged, swagged and drawn products.  Inquiry

Tantalum tungsten alloy rod (Ta-2.5W, Ta-7.5W, Ta-10W)
Tantalum tungsten alloy bar (Ta-2.5W, Ta-7.5W, Ta-10W)
Tantalum tungsten alloy wire (Ta-2.5W, Ta-7.5W, Ta-10W)
Available size: φ0.25~φ150mm
Material: Ta-2.5W ( 97.5% Pure tantalum ,2.5% Pure tungsten), R05252
Ta-7.5W ( 92.5% Pure tantalum, 7.5% Pure tungsten)
Ta-10W ( 90% Pure tantalum, 10% Pure tungsten), R05255
Standard: As per ASTM B365-98
Special requirements to be agreed on by the supplier and buyer of negotiations

Specification for tantalum tungsten alloy tube & pipe products.  Inquiry

Tantalum tungsten alloy tube (Ta-2.5W, Ta-7.5W, Ta-10W)
Tantalum tungsten alloy pipe (Ta-2.5W, Ta-7.5W, Ta-10W)
Outer Diameter: φ2.0-120mm
Wall Thickness: 0.2-5.0mm
Length: 200mm-9000mm
Standard: As per ASTM B521 - 98
Material: Ta-2.5W ( 99.75% Pure tantalum, 2.5% Pure tungsten), R05252
Ta-7.5W ( 92.5% Pure tantalum, 7.5% Pure tungsten)
Ta-10W ( 90% Pure tantalum, 10% Pure tungsten), R05255
Special requirements to be agreed on by the supplier and buyer of negotiations

Specification for round tantalum tungsten alloy products.  Inquiry

Tantalum tungsten alloy sputtering target (Ta2.5W, Ta7.5W, Ta10W)
Tantalum tungsten alloy sputtering disc (Ta2.5W, Ta7.5W, Ta10W)
Material: R05252 (Ta-2.5W), R05255 (Ta-10W)
Circular targets: 25mm up to 400mm Diameter x 3mm up to 28mm Thickness (1” – 16” diameter x 0.1181” – 1” thickness)
Rectangular targets: 1mm up to 25.4mm Thickness x Width up to 1000mm x Length up to 2000mm (.04” – 1” thick x width up to 23.62” x length up to 40”);
Recrystallization: 95%min 
Grain size: ASTM 4 or finer
Surface finish: 16Rms max. or Ra 0.4 ( RMS64 or better) 
Flatness: 0.1mm or 0.15% max.
Special requirements to be agreed on by the supplier and buyer of negotiations

Other Tantalum tungsten alloy products:

Tantalum tungsten alloy crucibles, Tantalum tungsten alloy nuts, Tantalum tungsten alloy bolts, Tantalum tungsten alloy heating elements, Tantalum tungsten alloy shielding screens, etc.
Special requirements to be agreed on by the supplier and buyer of negotiations

Chemical compositions of our tantalum tungsten alloys

Chemical Composition (%)
Grade Main Content Impurities (≤%)
Ta Nb/W Fe Si Ni W Mo Ti Nb O C H N
Ta1 Remainder —— 0.005 0.005 0.002 0.01 0.01 0.002 0.03 0.015 0.01 0.0015 0.01
Ta2 Remainder —— 0.03 0.02 0.005 0.04 0.03 0.005 0.1 0.02 0.01 0.0015 0.01
TaNb3 Remainder <3.5 0.03 0.03 0.005 0.04 0.03 0.005 —— 0.02 0.01 0.0015 0.01
TaNb20 Remainder 17~23 0.03 0.03 0.005 0.04 0.03 0.005 —— 0.02 0.01 0.0015 0.01
Ta2.5W Remainder 2.0~3.0 0.005 0.005 0.002 3.0 0.01 0.002 0.04 0.015 0.01 0.0015 0.01
Ta10W Remainder 9~11 0.005 0.005 0.002 11 0.01 0.002 0.04 0.015 0.01 0.0015 0.01
Other details per customer’s request

Related Tantalum products: Tantalum Rod, Tantalum Mesh, Tantalum Alloy, Tantalum Niobium, Tantalum Sheet, Tantalum Tubing.



EdgeTech Industries LLC16518 SW 36th St, Miramar, FL 33027sales@edge-techind.com