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HMS ''H12'' was a British ''H''-class submarine built by Fore River Yard, Quincy, Massachusetts. She was laid down on an unknown date and commissioned in 1915. HMS ''H12'' along with HMS ''H11'' and HMS ''H13'' to HMS ''H20'' were all built in America but were interned by the United States government until the USA entered World War I. HMS ''H12'' was sold in April 1920 in Dover. ==Design== Like all pre-''H21'' British H-class submarines, ''H12'' had a displacement of at the surface and while submerged.〔(【引用サイトリンク】title=H-class )〕 It had a total length of , a beam length of , and a draught length of .〔 It contained a diesel engines providing a total power of and two electric motors each providing power.〔 Retrieved from (Naval-History ) on 20 August 2015.〕 The use of its electric motors made the submarine travel at . It would normally carry of fuel and had a maximum capacity of . The submarine had a maximum surface speed of and a submerged speed of . British H-class submarines had ranges of at speeds of .〔 ''H12'' was fitted with a Hotchkiss quick-firing gun gun (6-pounder) and four torpedo tubes. Its torpedo tubes were fitted to the bows and the submarine was loaded with eight torpedoes.〔 It is a Holland 602 type submarine but was designed to meet Royal Navy specifications. Its complement was twenty-two crew members.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「HMS H12」の詳細全文を読む スポンサード リンク
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