Fine grained embrittlement resistant tantalum wire

Details Fine grained embrittlement resistant tantalum wire Fine grained embrittlement resistant tantalum wire

1988-10-04

1989-08-22

Dean, R.

Metal treatment

Stock

Vanadium, niobum, or tantalum base

C22C 2700

Patent

active

048592579

ABSTRACT:
Tantalum and tantalum-based alloys, particularly in wire form, are significantly improved in retention of a fine grain size at elevated temperatures and in resistance to embrittlement by the addition of 10 to 1000 ppm silicon and 10 to 1000 ppm thorium-containing material.

REFERENCES:
patent: 3497402 (1970-02-01), Douglass et al.

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