99,95% di barra rotonda ad alta purezza di alta purezza

Impurity

Content,

%,

Max

C

0.02

0.01

0.005 

 0.004

0.003 

O

0.04

0.03

0.02 

 0.01

0.008 

N

0.02

0.01

 0.005

 0.003

0.003 

Ta

0.2

0.1

0.04

 0.02

 0.003

W

0.1

0.05

 0.02

 0.01

0.002 

Mo

0.01

0.005

 0.002

 0.001

0.0005 

Ti

0.01

0.005

 0.005

0.0003 

0.0001 

Si

0.01

0.006

 0.003

0.002 

 0.001

H

0.005

0.003

 0.001

 0.001

 0.0008

Fe

0.01

0.005

 0.0015

 0.0012

 0.0005

Application

For plate rolling tube, and wire drawing

Designation

Chief component

Impurities    maxmium

Nb

Fe

Si

Ni

W

Mo

Ti

Ta

O

C

H

N

Nb1

Remainder

0.004

0.003

0.002

0.004

0.004

0.002

0.07

0.015

0.004

0.0015

0.002

Nb2

Remainder

0.02

0.02

0.005

0.02

0.02

0.005

0.15

0.03

0.01

0.0015

0.01