Commodity: Tantalum ingot Standard: ASTM B364-92 Dimension: Dia 70-120mm Purity: 99.9% Note: Ingots of normmal diameter: ¦Õ70-150mm¡Á>L1200mm The Special sizes are available upon customer¡¯s requirement.
Table 1. Chemical composition:
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
Special requirements to be agreed on by the supplier and buyer of negotiations
