German submarine U-1232
German submarine U-1232 was a Type IX U-boat of Nazi Germany's Kriegsmarine during World War II. Design
German Type IXC/40 submarines were slightly larger than the original Type IXCs. U-1232 had a displacement of  when at the surface and  while submerged. The U-boat had a total length of , a pressure hull length of , a beam of , a height of , and a draught of . The submarine was powered by two MAN M 9 V 40/46 supercharged four-stroke, nine-cylinder diesel engines producing a total of  for use while surfaced, two Siemens-Schuckert 2 GU 345/34 double-acting electric motors producing a total of  for use while submerged. She had two shafts and two  propellers. The boat was capable of operating at depths of up to . The submarine had a maximum surface speed of  and a maximum submerged speed of . When submerged, the boat could operate for  at ; when surfaced, she could travel  at . U-1232 was fitted with six  torpedo tubes (four fitted at the bow and two at the stern), 22 torpedoes, one  SK C/32 naval gun, 180 rounds, and a  Flak M42 as well as two twin  C/30 anti-aircraft guns. The boat had a complement of forty-eight. Service history
She made one offensive patrol, from November 1944 until February 1945, to North America. On 14 January 1945, the boat torpedoed and sank three ships within 13 minutes near Halifax Harbour off the Atlantic coast of Canada. During this action she was damaged so severely that she was forced to return to base. Fate
In May 1945 the British military captured U-1232 at Wesermünde, Germany. On 4 March 1946 the boat sank at  after she foundered whilst being towed to the scuttling grounds. Summary of raiding history

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German Type IX submarines
World War II submarines of Germany
U-boats sunk in 1946
World War II shipwrecks in the Atlantic Ocean
U-boats commissioned in 1944
1943 ships
Ships built in Hamburg