Best quality Tungsten Spiral Wire - Niobium Bar – Forged Tungsten

Chemical Compositions:

Impurities(%,≤)

 

TNb-1

TNb-2

O

0.05

0.15

H

-

-

C

0.02

0.03

N

0.03

0.05

Fe

0.005

0.02

Si

0.003

0.005

Ni

0.005

0.01

Cr

0.005

0.005

Ta

0.1

0.15

W

0.005

0.01

Mo

0.005

0.005

Ti

0.005

0.01

Mn

-

-

Cu

0.002

0.003

P

-

-

S

-

-

Zr

0.02

0.02

Al

0.003

0.005

Size: (17±2) ×(17±2)×(450±50)mm
Physical properties: high temperature resistance and corrosion resistance.