Hempel Special Metals

Tantalum

Wido Glombitza

Business Unit Manager Medical, Aerospace, Industry

+41 (0)44 823 88 27
Wido Glombitza

ASTM F560 Used in the medical industry, typically used as X-ray marker in polyethylene or other x-ray translucent materials.

Chemical composition of Tantalum

CONHNbFe
≤ 0.010≤ 0.015*/ ≤ 0.03**≤ 0.010≤ 0.0015≤ 0.10≤ 0.010
TiWMoSiNiTa
≤ 0.010≤ 0.050≤ 0.020≤ 0.005≤ 0.010balance

R05200* E-beam or VAR cast Tantalum / R05400** Sintered Tantalum

Mechanical properties of Tantalum

annealedTypical values (annealed .. cold worked)
tensile strength Rm≥ 172 .. ≥ 517 Mpa
Yield strength Rp 0.2≥138 .. ≥ 345 Mpa
Elongation A≥ 25 .. ≥ 2%

Delivery program

Material is mainly used in bars or as wire. Various dimensions are available upon request.