Hardness and strength of heavy alloys by addition of tantalum

Details Hardness and strength of heavy alloys by addition of tantalum Hardness and strength of heavy alloys by addition of tantalum

1988-07-18

1989-07-25

Lechert, Jr., Stephen J.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

419 26, 419 29, 419 38, 419 56, 419 58, 419 60, 420430, 420590, C22C 3200

Patent

active

048510424

ABSTRACT:
A tungsten heavy alloy system is modified by replacing from 2% to 10% of the tungsten by weight with tantalum to increase the strength and hardness characteristics for the alloy. This renders the alloy particularly useful for kinetic energy penetrators.

REFERENCES:
patent: 2122403 (1938-07-01), Balke et al.
patent: 3888636 (1975-06-01), Sczerzenie et al.
patent: 3988118 (1976-10-01), Grierson et al.
patent: 4012230 (1977-03-01), Dickinson et al.

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