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Viribus Unitis Class

Name	Builders	Laid down	Launched	Commissioned
Prinz Eugen	S	16th January 1912	30th November 1912	8 July 1914
Tegetthoff	S	24th September 1910	21st March 1912	14th July 1913
Szent Istvan	D	29th January 1912	17th January 1914	17th November 1915
Viribus Unitis	S	24th July 1910	24th June 1911	5th December 1912

Builders:
D : Danubius, Fiume, Italy
S : STT, Trieste, Italy

Dimensions:
499' 3" x 89' 8" x 29' / 152.20m x 27.30m x 8.90m

Displacement:
20013 tons std / 21595 tons max

Complement:
1087

Armament:
All ships:-
12 x 12"/45 guns in triple turrets
12 x 5.9"/50 guns in single casemates
18 x 11pdr guns in single mountings
4 x 21" torpedo tubes

Aircraft Facilities:
None provided.

Armour:
Belt : 6" - 11"
Turrets : 2" - 11"
Deck : 1.2" - 2"
Casemates : 4.7"

Powerplant:
Svent Istvan:-
Twelve Babcok & Wilcox boilers fitted with four AEG Curtis steam turbines totalling 26400shp on four shafts.

All other ships:-
Twelve Yarrow boilers fitted with four Parsons steam turbines totalling 27000shp on four shafts.

Maximum speed is 20kts and range at 10kts is 4200NM. Maximum fuel load is 2000 tons coal.

Electronics Fit:
Radar:
None

Sonar:
None

Other:
N/A

Miscellaneous: