Italian submarines in World War Two

CB 12
CB 12

ClassCB (42) 
Laid down Caproni-Taliedo, Milan
Commissioned24 Aug 1943
End service
Loss date
Loss position
History Scrapped in 1948


CommanderDate fromDate toCommand notes
S.T.V. Riccardo Walles27 Aug 194315 Dec 1943
S.T.V. Eolo Lorenzetti16 Dec 19435 Feb 1944
G.M. Giuseppe Sanseverino6 Feb 194429 Feb 1944
G.M. Mario Falchi1 Mar 194429 Apr 1945
S.T.V. Sebastiano Sannio29 Apr 194515 Aug 1945

Ships hit

No ships hit by this submarine.

Patrols and events

 CommanderDateTimePortArr. dateArr. timeArr. portMilesDescription
, 19 Aug 19430825Pola19 Aug 19431300PolaTrials.

, 26 Aug 19430740Pola26 Aug 19431340PolaTrials.

Walles, Riccardo27 Aug 1943Pola27 Aug 1943PolaEntered service.

Walles, Riccardo28 Aug 19430820Pola29 Aug 19430715AnconaPassage Pola-Ancona.

Walles, Riccardo31 Aug 19431015Ancona1 Sep 19431310San BenedettoPassage Ancona-San Benedetto.

Walles, Riccardo2 Sep 19431010San Benedetto2 Sep 19431900Ancona44Passage San Benedetto-Ancona, towed by the tug Petronio.

Walles, Riccardo8 Sep 19430800Ancona8 Sep 19431300Ancona30Trials.

Walles, Riccardo12 Sep 19431500Ancona13 Sep 19432130Tremiti Island197Passage Ancona-Tremiti Island with CB 11.

Walles, Riccardo16 Sep 19430100Tremiti Island17 Sep 19430530Brindisi142Passage Tremiti Island-Brindisi with CB 11. Constituted the 2a Squadriglia "CB". Used for A/S operations in Gulf of Taranto.

Walles, Riccardo12 Nov 19430555Brindisi13 Nov 19430920Taranto130Passage Brindisi-Taranto.

Walles, Riccardo26 Nov 19430820Taranto26 Nov 19431610Taranto14Exercises.

Lorenzetti, Eolo5 Feb 19441100Taranto5 Feb 19441150Taranto5Trials.

Sanseverino, Giuseppe7 Feb 19440830Taranto7 Feb 19441220Taranto17Exercises.

Sanseverino, Giuseppe18 Feb 19440810Taranto18 Feb 19441216Taranto10,8Exercises.

Falchi, Mario28 Apr 1945Taranto28 Apr 1945TarantoIn Reserve at Taranto.

Sannio, Sebastiano28 Apr 1945Taranto15 Aug 1945TarantoIn Reserve at Taranto.

16 entries. 16 total patrol entries (0 marked as war patrols) and 0 events.

All Italian submarines