Materials Atlas DefMetrix

Tantalum · Product form

Tantalum Ingot

Who melts this metal in the United States, and is the melt source DFARS compliant?

What it is

The first solid form after melting. A large cast cylinder, typically double or triple vacuum arc remelted for aerospace and defense use, that is subsequently broken down into billet, slab or bar.

Typical dimensions
Commonly 26 to 36 inches diameter, several thousand to 20,000+ lb per ingot.
Also known as
ingots, melt stock, VAR ingot, remelt ingot

Suppliers

Grouped by what they actually are. A mill and a distributor answer different needs.

Mills and producers 1

Companies that manufacture this form. Mill direct means longer lead times and mill minimums, with full melt traceability.

  • Boyertown, PA · Mill

    Tantalum metallurgical products. Specific forms beyond powder are described generally rather than enumerated; confirm the form you need.

    source

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