WWI U-boat Types

Type U 9

Gasoline-powered boats class

4 boats commissioned

Construction history of type U 9

U-boats	#	Shipyard	Werk #	Built during
U 9 - U 12	4	Kaiserliche Werft, Danzig	4 - 7	1908 - 1911

All U-boats of type U 9

Below are the 4 commissioned U-boats of this type.

U 9, U 10, U 11, and U 12.

Technical information for type U 9

Displacement: (tons)	493 (sf) 611 (sm) (total)
Length: (m)	57,38 oa 48,00 ph
Beam: (m)	6,00 oa 3,65 ph
Draught: (draft)	3,15 m
Height:	7,05 m
Power: (hp)	1000 (sf) 1160 (sm)

Speed: (knots)	14,2 (sf) 8,1 (sm)
Range: (miles / knots)	3300/9 (sf) 80/5 (sm)
Torpedoes:	6 2/2 (bow / stern tubes)
Mines:	No mines carried
Deck gun:	105mm 300 rounds
Crew:	35 men
Max depth:	ca. 50 m (164 feet)

sm = submerged, sf = surfaced, ph = pressure hull,
oa = overall, hp = horsepower.