Composite barrel and process for the manufacture thereof

Details Composite barrel and process for the manufacture thereof Composite barrel and process for the manufacture thereof

1980-09-02

1983-10-18

Bentley, Stephen C.

Ordnance

Barrels

Composite

428667, F41C 2102

Patent

active

044098812

ABSTRACT:
This barrel is characterized in that it comprises three layers superimposed without any break in continuity of surface contact between layers, namely: an internal layer of a refractory material; a core layer of a material the mechanical strength of which is higher than about 250 MPa at 900.degree. and an external layer of an alloyed steel. The invention relates also to a process for the manufacture of such barrel.

REFERENCES:
patent: 464978 (1891-12-01), Mannesmann
patent: 1792082 (1931-02-01), Fink et al.
patent: 2767464 (1956-10-01), Nack et al.
William T. Ebihara, Wear and Erosion Characteristics of a Cast Cobalt Base Alloy, AD-759 125, Jan. 1973, pp. 1-16.
Lamb et al., Ordnance, "Plating Gun Bores," Mar.-Apr. 1961, pp. 725-727.

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