1913 MN Flandre

Flandre, LA FRANCE LE CURIASSE RAIPIDE laid down 1913

Displacement:
	23,298 t light; 24,819 t standard; 26,306 t normal; 27,495 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(729.07 ft / 729.07 ft) x 88.58 ft x (27.95 / 28.87 ft)
	(222.22 m / 222.22 m) x 27.00 m  x (8.52 / 8.80 m)

Armament:
      6 - 14.57" / 370 mm 45.0 cal guns - 1,940.07lbs / 880.00kg shells, 100 per gun
	  Breech loading guns in turret on barbette mounts, 1913 Model
	  1 x Triple mount on centreline, aft deck aft
	  1 x Triple mount on centreline, forward deck forward
      48 - 5.46" / 139 mm 55.0 cal guns - 87.08lbs / 39.50kg shells, 150 per gun
	  Quick firing guns in casemate mounts, 1913 Model
	  48 x Single mounts on centreline, aft evenly spread
		24 raised mounts
      Weight of broadside 15,820 lbs / 7,176 kg
      Main Torpedoes
      4 - 17.7" / 450 mm, 18.86 ft / 5.75 m torpedoes - 0.886 t each, 3.544 t total
	submerged side tubes
      2nd Torpedoes
      12 - 17.7" / 450 mm, 18.86 ft / 5.75 m torpedoes - 0.886 t each, 10.633 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	13.4" / 340 mm	444.29 ft / 135.42 m	11.48 ft / 3.50 m
	Ends:	3.94" / 100 mm	284.02 ft / 86.57 m	11.48 ft / 3.50 m
	  0.76 ft / 0.23 m Unarmoured ends
	Upper:	3.94" / 100 mm	444.29 ft / 135.42 m	8.20 ft / 2.50 m
	  Main Belt covers 94 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		3.15" / 80 mm	656.17 ft / 200.00 m	29.53 ft / 9.00 m
	Beam between torpedo bulkheads 72.18 ft / 22.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	13.4" / 340 mm	5.51" / 140 mm		9.84" / 250 mm
	2nd:	3.94" / 100 mm	      -			3.94" / 100 mm

   - Protected deck - multiple decks:
	For and Aft decks: 1.97" / 50 mm
	Forecastle: 1.97" / 50 mm  Quarter deck: 1.97" / 50 mm

   - Conning towers: Forward 13.39" / 340 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, steam turbines,
	Direct drive, 4 shafts, 66,380 shp / 49,520 Kw = 27.00 kts
	Range 2,800nm at 15.00 kts
	Bunker at max displacement = 2,676 tons (100% coal)

Complement:
	1,032 - 1,342

Cost:
	£2.544 million / $10.176 million

Distribution of weights at normal displacement:
	Armament: 2,473 tons, 9.4 %
	   - Guns: 2,452 tons, 9.3 %
	   - Weapons: 20 tons, 0.1 %
	Armour: 9,729 tons, 37.0 %
	   - Belts: 3,992 tons, 15.2 %
	   - Torpedo bulkhead: 2,258 tons, 8.6 %
	   - Armament: 1,565 tons, 6.0 %
	   - Armour Deck: 1,658 tons, 6.3 %
	   - Conning Tower: 255 tons, 1.0 %
	Machinery: 2,861 tons, 10.9 %
	Hull, fittings & equipment: 8,235 tons, 31.3 %
	Fuel, ammunition & stores: 3,008 tons, 11.4 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  37,828 lbs / 17,159 Kg = 24.5 x 14.6 " / 370 mm shells or 9.5 torpedoes
	Stability (Unstable if below 1.00): 1.23
	Metacentric height 6.1 ft / 1.9 m
	Roll period: 15.0 seconds
	Steadiness	- As gun platform (Average = 50 %): 75 %
			- Recoil effect (Restricted arc if above 1.00): 0.80
	Seaboat quality  (Average = 1.00): 1.51

Hull form characteristics:
	Hull has rise forward of midbreak,
	  a normal bow and large transom stern
	Block coefficient (normal/deep): 0.510 / 0.516
	Length to Beam Ratio: 8.23 : 1
	'Natural speed' for length: 31.27 kts
	Power going to wave formation at top speed: 45 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 0.00 degrees
	Stern overhang: 0.00 ft / 0.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	25.00 %,  29.56 ft / 9.01 m,  26.25 ft / 8.00 m
	   - Forward deck:	11.00 %,  26.25 ft / 8.00 m,  26.25 ft / 8.00 m
	   - Aft deck:	50.00 %,  18.04 ft / 5.50 m,  18.04 ft / 5.50 m
	   - Quarter deck:	14.00 %,  18.04 ft / 5.50 m,  18.04 ft / 5.50 m
	   - Average freeboard:		21.33 ft / 6.50 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 92.8 %
		- Above water (accommodation/working, high = better): 162.8 %
	Waterplane Area: 45,170 Square feet or 4,196 Square metres
	Displacement factor (Displacement / loading): 101 %
	Structure weight / hull surface area: 181 lbs/sq ft or 883 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.97
		- Longitudinal: 1.42
		- Overall: 1.01
	Adequate 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

370mm/45 Model 1913 - 880kg 2rpm 20,000m
138.6mm/55 Model 1913 - 39.5kg 8rpm 16,100m
45cm M12D Toulon - 5.75m 145kg 8000m@28kt

Attach machine-guns for AA if desired (0 tons)