24-CENTIMETRE COAST-DEFENOE GUN.
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a ridge on tlie transom, and prevent the raising of the | runs the whole length of the gun, and in which is
mounting. ! screwed the breech-block ; of a jacket which surrounds
24 - Centimetre (9.449 - In.) Coast - Defence Gun on the tube from tlie rear end, to forward of the trunnion-
Central-Pivoted Mounting (Fig. 868). — Armaments of 1 ring; the trunnion-ring; strengthening coils that surround
Figs. 868 and 869. 24-Centimetre Coast-Defence Guns, with Schneider-Canet Mounting.
this type have been supplied to the Chinese Govern-
ment. The gun is 36 calibres in leno-th ; it is of foreed
and temperet! steel, constructed to the requirements
and spécification of the French Navy; it weighs 20,300
kilogrammes (about 20 tons), and consista of a tube which
the jacket, and chase-coils on two-thirds of the length of
the chase. The jacket and coils are placed on the
cylindrical parts of the gun, the diametrical shrinkage
allowance being 1| millimétrés per metre. From the front
of tlie jacket, the thickness of the tube is made to diminish
3n