Tantalum Niobium Alloy Products

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Tantalum (Ta) is a high corrosion resistance metal that makes it a valuable material in a large number of chemical applications. Tantalum can be used in equipment construction sector, furnace construction, medical and electronics industry.

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Tantalum and Tantalum Alloy UNS Grade

Ø  UNS R05240, tantalum alloy, 60 % tantalum, 40 % niobium, electron-beam furnace or vacuum-arc melt.

Ø  We also can provide Ta3Nb, Ta20Nb, Ta30Nb

Ta3Nb (99.7% Pure tantalum, 3% Pure niobium)

Ta20Nb (80% Pure tantalum, 20% Pure niobium)

Ta30Nb (70% Pure tantalum, 30% Pure niobium)

Ta40Nb (60% Pure tantalum, 40% Pure niobium)

 

Standards: Chemical Requirements for Tantalum

ASTM B365, B708:
Additional Chemical Requirements for Finished Product*

(When specified by the purchaser)
Content, Maximum % Weight Grades

Element

Electron-Beam
Cast (R05200)
Unalloyed
Tantalum

Sintered
(R05400)
Unalloyed
Tantalum

Electron-Beam
Cast (R05255)
90% Tantalum
10% Niobium

Electron-Beam
Cast (R05252)
97% Tantalum
2.5% Niobium

Electron-Beam
Cast (R05240)
60% Tantalum
40% Niobium

O

0.025

0.035

0.025

0.025

0.025

N

0.010

0.010

0.010

0.010

0.010

C

0.0015

0.0015

0.0015

0.0015

0.0015

H

0.020

0.020

0.020

0.020

0.020

*Certifiable per ASTM B365 and B708, report values for ASTM B521

 

ASTM B364, B365, B521, B708:
Chemical Requirements for Tantalum and Tantalum Alloy Ingots

(Content, Maximum Weight %)

Element

Electron Beam Cast (R05200)
Unalloyed Ta

Sintered
(R05400)
Unalloyed Ta

Electron Beam Cast (R05255)
90% Ta 10% W

Electron Beam Cast (R05252)
97.5% Ta 2.5% W

Electron Beam Cast (R05240)
60% Ta 40% Nb

C

0.010

0.010

0.010

0.010

0.010

O

0.015

0.030

0.015

0.015

0.020

N

0.010

0.010

0.010

0.010

0.010

H

0.0015

0.0015

0.0015

0.0015

0.0015

Nb

0.100

0.100

0.100

0.500

35.0-42.0

Fe

0.010

0.010

0.10

0.010

0.010

Ti

0.010

0.010

0.10

0.010

0.010

W

0.050

0.050

9.0-11.0

2.0-3.5

0.050

Mo

0.020

0.020

0.020

0.020

0.020

Si

0.005

0.005

0.005

0.005

0.005

Ni

0.010

0.010

0.010

0.010

0.010

Ta

remainder

remainder

remainder

remainder

remainder

 

Tantalum Niobium Alloy:

Materials

Ta40Nb

Ta30Nb

Ta20Nb

Ta3Nb

Plate

Sheet

Strip

Rod

Sputtering Target

Tube

 

Ø  Other Tantalum-Niobium products:

Tantalum Niobium alloy crucibles, Tantalum-Niobium alloy nuts, Tantalum-Niobium alloy bolts, Tantalum-Niobium alloy heating elements, Tantalum-Niobium alloy shielding screens

Contact sales@heegermaterials.com for current pricing or for a quote on tantalum Niobium alloy and other tantalum products not listed.

 Tantalum Niobium Alloy Product

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