Commodity  Tantalum bar

Standard  ASTM B364-92 Dimension  Dia 70-120mmPurity       99.9%Note  Ingots of normmal diameter: 70-150mm×>L1200mm

Model Number: ASTM

Material: R05200,R05400,R05255,R05252,R05240

Surface brightness: silvery white

Melting point: 2996 degree centigrade

Density: 16.6 g/cc

The Special sizes are available upon customer’s requirement

Chemistry                                                                ppm

Designation

Chief component

Impurities  maxmium

Ta

Nb

Fe

Si

Ni

W

Mo

Ti

O

C

H

N

Ta1

Remainder

400

80

50

30

40

40

20

150

40

15

20

Ta2

Remainder

800

100

80

50

80

80

40

180

80

15

50