Model Number

ASTM B

Changsha South Tantalum Niobium  Co.,Ltd, specialize in manufacture and sale quality niobium(Nb) and its alloy( Ta3Nb,Ta20Nb, Ta30Nb, Ta40Nb) plate, sheet, foil, strip, ribbon, tape, rod, bar, wire, tube and pipe according to ASTM specifications.

NIOBIUM
- Niobium rods (ASTM B392-95)
3mm up to 120mm Diameter x random length.
- Niobium wires (ASTM B 392-95)
0. 3mm up to 3. 0mm Diameter x R / L in coil
- Niobium 1% Zirconium wires (Nb-1Zr, Niobium alloy wires)
0. 3mm up to 3. 0mm Diameter x R / L in coil
- Niobium plates (ASTM B393-95 R04210)
Thick 0. 1 up to 20mm x Width up to 1000mm x Length
 Niobium sheets (ASTM B393-95 R04210)
  Niobium foils (ASTM B393 )
Thick 0. 05 up to 0. 08mm x Width 5-130mm x Length
- Niobium seamless tubes (ASTM B394-98)
Out Diameter1.5mm up to 120 mm x Wall Thickness 0. 2mm up to 5 mm x Length 6 meters max. .

Niobium capillary tubes / pipes (seamless)

Outer Diameter 1. 0mm up to 2. 0 mm x Wall Thickness 0. 2mm up to 0. 35 mm x Length 1 meters max.

Niobium circular targets: Diameter  25mm up to 400mm x Thickness 3mm up to 28mm

Niobium rectangular targets:Thickness 1mm up to 12.7mm x Width up to 600mm x Length up to 2000mm

Niobium  crucibles:

Applications: For rare-earth metallurgy, load plates for the anodes of  niobium electrolyzing capacitors and for corrosion resistant containers in chemical industries.

Special requirements to be agreed on by the supplier and buyer of negotiation