HMS Alcide (P415), was an of the Royal Navy, built by Vickers-Armstrongs and launched 12 April 1945. Design Like all Amphion-class submarines, Alcide had a displacement of when at the surface and while submerged. It had a total length of , a beam of , and a draught of . The submarine was powered by two Admiralty ML eight-cylinder diesel engines generating a power of each. It also contained four electric motors each producing that drove two shafts. It could carry a maximum of of diesel, although it usually carried between . The submarine had a maximum surface speed of and a submerged speed of . When submerged, it could operate at for or at for . When surfaced, it was able to travel at or at . Alcide was fitted with ten torpedo tubes, one QF 4 inch naval gun Mk XXIII, one Oerlikon 20 mm cannon, and a .303 British Vickers machine gun. Its torpedo tubes were fitted to the bow and stern, and it could carry twenty torpedoes. Its complement was sixty-one crew members. Service In 1952 Alcide deployed to Canada for anti-submarine training with the Royal Canadian Navy. In 1968 she took part in Navy Days at Portsmouth. References Publications External links Pictures of HMS Alcide at MaritimeQuest Amphion-class submarines Cold War submarines of the United Kingdom Ships built in Barrow-in-Furness 1945 ships