Typ U 31

===Description===
The fourth class of diesel-powered, ocean-going German fleet submarines. All units were constructed at the Germaniawerft shipyards in Kiel, the boats were commissioned between 1912 and 1915.
===Ship data===
Performance
Endurance: 14453 km
Maximum speed: 16 kts
Armour Protection
Armour: 1
Armament
2 x 8,8cm Ubts K L/30. Ammo: 300 rounds
4 x 50cm G/6 Torpedo. Ammo: 6 torpedoes
===Ships in class===
* U 32
Category:Kaiserliche Marine
Category:Ship type
Category:Submarine
Category:Fleet Submarine