Niobium

Niobium

Niobium

UNS R04200

Niobium is a refractory metal with a melting point of 2,477 °C; it is chemically inert and relatively dense. It is best known for its low-temperature superconducting properties and as an alloying element in steels to improve their mechanical strength.

Properties

Corrosion Resistance
Ductility at room temperature
Thermal and Electrical Conductivity

Development

BIOLOGY STANDARD

States

BIOLOGY STANDARD

Applications

A crucible used in the manufacture of synthetic diamonds
Electronic device for the chemical industry

Chemical Composition

ElementNo. (%)Remaining (%)
Contents≥ 99.95≤0.05

Mechanical Properties

Recrystallization Temperature (°C)850–1,300

Available Sizes

Custom-made

Standards

ASTM B391
ASTM B392
ASTM B393

Certificate 3.1 available

Upon request when ordering

* These values are for reference only; they may vary depending on the standard and condition.