Method and apparatus for fatigue and fracture testing of large c

Details Method and apparatus for fatigue and fracture testing of large c Method and apparatus for fatigue and fracture testing of large c

1989-07-24

1990-06-05

Jordan, Charles T.

Ordnance

Gun heaters

73167, F41A 3102

Patent

active

049303910

ABSTRACT:
Fatigue and fracture testing of a larger caliber cannon is accomplished by explosively thermally decomposing within the cannon bore acetylene of 0.27 grams per cc density and repeating this operation a predetermined number of times or until the surface and subsurface portions of the bore exhibit microstruictrual and other changes characteristic of those resulting from actual firing operations.

REFERENCES:
patent: 2789428 (1957-04-01), Mackas
patent: 3626451 (1971-12-01), Bourgeot
patent: 3863499 (1975-02-01), Von Boutteville et al.
patent: 4263807 (1981-04-01), Brown et al.
patent: 4793179 (1988-12-01), Carlson

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