en a muzzle velocity of 2,854 foot- in displacement is only about 40 per cent, the total en- to perforate 19.5 inches of Krupp armor. The table seconds and corresponding energy of 47,944 foot-tons ergy of five minutes' fire at the greatest practicable includes the new 7-inch gun, which is likely to… … muzzle velocity normal or ap- NEW NAVAL, 50-CALIBEB, 6 INCH, BAPID-FIBE GUN. of 3,100 foot- proximately Weight, 8.3 tons. Length, 35 f et. Muzzle Velocity, 2,900 foot-seconds. Muzzle Energy, 5,838 foot-tons. Breecu Closed and Locked. Breech-Plug Rotated Ready for Withdrawal. Breech Opened, Ready…
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