Patrol Class

Patrol class, SPQO:Navy Corvette laid down 1900
== Displacement: ==
           	937 t light; 965 t standard; 1.023 t normal; 1.069 t full load
=== Dimensions: Length (overall / waterline) x beam x draught (normal/deep) ===
           	(185,51 ft / 180,00 ft) x 30,00 ft x (10,00 / 10,39 ft)
           	(56,54 m / 54,86 m) x 9,14 m  x (3,05 / 3,17 m)
== Armament: ==
 	2 - 4,00" / 102 mm 40,0 cal guns - 30,67lbs / 13,91kg shells, 150 per gun
           	  Breech loading guns in deck mounts, 1900 Model
           	  2 x Single mounts on centreline, forward deck forward
 	4 - 2,24" / 57,0 mm 45,0 cal guns - 5,71lbs / 2,59kg shells, 150 per gun
           	  Quick firing guns in deck mounts, 1900 Model
           	  4 x Single mounts on sides, evenly spread
 	Weight of broadside 84 lbs / 38 kg
=== 	Main Torpedoes ===
 	4 - 18,0" / 457 mm, 18,00 ft / 5,49 m torpedoes - 0,651 t each, 2,604 t total
           	In 4 sets of deck mounted side rotating tubes
== Armour: ==
  - Belts:            	Width (max)       	Length (avg)                     	Height (avg)
           	Main:  	1,20" / 30 mm    	143,00 ft / 43,59 m          	16,00 ft / 4,88 m
           	Ends:  	Unarmoured
           	  Main Belt covers 122 % of normal length
===   - Gun armour: ===
Face (max)         	Other gunhouse (avg)      	Barbette/hoist (max)
           	Main:  	1,00" / 25 mm    	  	-                                   	  	-
           	2nd:    	1,00" / 25 mm    	  	-                                   	  	-
===   - Armoured deck - multiple decks: ===
           	For and Aft decks: 1,00" / 25 mm
===   - Conning towers: ===
Forward 1,00" / 25 mm, Aft 0,00" / 0 mm
== Machinery: ==
           	Coal fired boilers, complex reciprocating steam engines,
           	Direct drive, 2 shafts, 2.372 ihp / 1.770 Kw = 16,00 kts
           	Range 1.500nm at 10,00 kts
           	Bunker at max displacement = 105 tons (100% coal)
== Complement: ==
           	89 - 117
== Cost: ==
           	£0,089 million / $0,354 million
=== Distribution of weights at normal displacement: ===
           	Armament: 18 tons, 1,8 %
           	   - Guns: 13 tons, 1,3 %
           	   - Weapons: 5 tons, 0,5 %
           	Armour: 196 tons, 19,1 %
           	   - Belts: 117 tons, 11,4 %
           	   - Armament: 13 tons, 1,3 %
           	   - Armour Deck: 63 tons, 6,2 %
           	   - Conning Tower: 2 tons, 0,2 %
           	Machinery: 371 tons, 36,2 %
           	Hull, fittings & equipment: 333 tons, 32,5 %
           	Fuel, ammunition & stores: 86 tons, 8,4 %
           	Miscellaneous weights: 20 tons, 2,0 %
           	   - On freeboard deck: 20 tons
=== Overall survivability and seakeeping ability: ===
           	Survivability (Non-critical penetrating hits needed to sink ship):
           	  1.134 lbs / 514 Kg = 35,4 x 4,0 " / 102 mm shells or 0,9 torpedoes
           	Stability (Unstable if below 1.00): 1,30
           	Metacentric height 1,3 ft / 0,4 m
           	Roll period: 11,0 seconds
           	Steadiness         	- As gun platform (Average = 50 %): 100 %
                                          	- Recoil effect (Restricted arc if above 1.00): 0,18
           	Seaboat quality  (Average = 1.00): 2,00
=== Hull form characteristics: ===
           	Hull has a flush deck,
           	  a normal bow and a cruiser stern
           	Block coefficient (normal/deep): 0,663 / 0,667
           	Length to Beam Ratio: 6,00 : 1
           	'Natural speed' for length: 13,42 kts
           	Power going to wave formation at top speed: 61 %
           	Trim (Max stability = 0, Max steadiness = 100): 50
           	Bow angle (Positive = bow angles forward): 19,00 degrees
           	Stern overhang: 0,00 ft / 0,00 m
           	Freeboard (% = length of deck as a percentage of waterline length):
                                                          	Fore end,           	 Aft end
           	   - Forecastle:   	20,00 %,  16,00 ft / 4,88 m,  16,00 ft / 4,88 m
           	   - Forward deck: 30,00 %,  16,00 ft / 4,88 m,  16,00 ft / 4,88 m
           	   - Aft deck:      	35,00 %,  16,00 ft / 4,88 m,  16,00 ft / 4,88 m
           	   - Quarter deck:  15,00 %,  16,00 ft / 4,88 m,  16,00 ft / 4,88 m
           	   - Average freeboard:                    	16,00 ft / 4,88 m
=== Ship space, strength and comments: ===
           	Space  	- Hull below water (magazines/engines, low = better): 121,6 %
                          	- Above water (accommodation/working, high = better): 134,1 %
           	Waterplane Area: 4.186 Square feet or 389 Square metres
           	Displacement factor (Displacement / loading): 103 %
           	Structure weight / hull surface area: 38 lbs/sq ft or 186 Kg/sq metre
           	Hull strength (Relative):
                          	- Cross-sectional: 0,77
                          	- Longitudinal: 10,90
                          	- Overall: 1,00
           	Cramped machinery, storage, compartmentation space
           	Excellent accommodation and workspace room
           	Ship has slow, easy roll, a good, steady gun platform
           	Excellent seaboat, comfortable, can fire her guns in the heaviest weather
Category:Patrol Craft
Category:Octavia
Category:Ship