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rhenium-tungsten wire

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Tungsten rhenium wire

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Tungsten rhenium wire

  • Taxonomy:W-Re alloy

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  • Date of release:2018/11/29
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Detailed introduction

Tungsten rhenium wire

Performance characteristics

   By alloying tungsten with rhenium, tungsten rhenium wire has good electrical conductivity, ductility and processability.

Application

   Commonly used in probes, tungsten-rhenium thermocouples, cathodes for electron tubes, display tubes, tube heaters, high-temperature binding wires for crystal growth, etc.

Type: WRe1%, WRe3%, WRe5%, WRe10%, WRe25%, WRe26%

Dimensions: φ0.1, φ0.2, φ0.25, φ0.3, φ0.35, φ0.5.


Impurities Content(%,max)

Element

Content

Element

Content

Element

Content

Element

Content

O

0.005

K

0.0005

Cu

0.0005

Mo

0.003

Na

0.0005

Fe

0.001

Al

0.0005

Si

0.001

Ca

0.0005

Mg

0.0005

Co

0.0005

——

——


Physical Performance


W-3Re

(doped)

W-3Re

W-25Re

W-26Re

Density(g/cm3

19.4

19.40

19.65

19.66

Melting Point(℃)

3360

3360

3100

2950

Tensile Strength(MPa)

Machined state

Annealed state

 

2200

1620

 

3300

1750

 

2400

1950

 

2410

1970

Elongation(%)

Machined state

Annealed state

 

1~2

12~13

 

1~2

2~3

 

2~3

15~20

 

2~3

15~20

Resistivity(μΩ·cm-1

20℃

1000℃

 

9.7

37.8

 

9.7

37.8

 

27.9

54.7

 

29.6

55.5


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