1929 Ersatz Renown Flak-Kreuzer

Ersatz Renown, UK Battlecruiser laid down 1929

Displacement:
	24,895 t light; 26,500 t standard; 28,133 t normal; 29,439 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(775.00 ft / 755.00 ft) x 98.00 ft x (26.00 / 26.92 ft)
	(236.22 m / 230.12 m) x 29.87 m  x (7.92 / 8.20 m)

Armament:
      100 - 4.00" / 102 mm 45.0 cal guns - 31.00lbs / 14.06kg shells, 450 per gun
	  Dual purpose guns in turret on barbette mounts, 1929 Model
	  34 x Twin mounts on sides, evenly spread
	  16 x 2-gun mounts on centreline, evenly spread
		16 raised mounts
      320 - 1.57" / 40.0 mm 45.0 cal guns - 2.01lbs / 0.91kg shells, 750 per gun
	  Anti-air guns in deck mounts, 1923 Model
	  40 x 2 row octuple mounts on sides, evenly spread
		16 raised mounts
      Weight of broadside 3,742 lbs / 1,697 kg
      Main Torpedoes
      6 - 21.0" / 533 mm, 15.00 ft / 4.57 m torpedoes - 1.043 t each, 6.259 t total
	submerged bow tubes

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	8.00" / 203 mm	453.00 ft / 138.07 m	12.00 ft / 3.66 m
	Ends:	Unarmoured
	  Main Belt covers 92 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		5.00" / 127 mm	453.00 ft / 138.07 m	23.15 ft / 7.06 m
	Beam between torpedo bulkheads 78.00 ft / 23.77 m

   - Hull void:
		6.00" / 152 mm	518.50 ft / 158.04 m	3.00 ft / 0.91 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	8.00" / 203 mm	4.00" / 102 mm		4.00" / 102 mm

   - Protected deck - single deck:
	For and Aft decks: 4.00" / 102 mm
	Forecastle: 0.00" / 0 mm  Quarter deck: 2.00" / 51 mm

   - Conning towers: Forward 12.00" / 305 mm, Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,
	Geared drive, 4 shafts, 133,820 shp / 99,830 Kw = 31.00 kts
	Range 4,250nm at 18.00 kts
	Bunker at max displacement = 2,939 tons

Complement:
	1,085 - 1,411

Cost:
	£7.194 million / $28.775 million

Distribution of weights at normal displacement:
	Armament: 1,053 tons, 3.7 %
	   - Guns: 1,041 tons, 3.7 %
	   - Weapons: 13 tons, 0.0 %
	Armour: 11,129 tons, 39.6 %
	   - Belts: 1,867 tons, 6.6 %
	   - Torpedo bulkhead: 1,940 tons, 6.9 %
	   - Void: 345 tons, 1.2 %
	   - Armament: 3,669 tons, 13.0 %
	   - Armour Deck: 3,068 tons, 10.9 %
	   - Conning Tower: 239 tons, 0.9 %
	Machinery: 4,110 tons, 14.6 %
	Hull, fittings & equipment: 8,439 tons, 30.0 %
	Fuel, ammunition & stores: 3,238 tons, 11.5 %
	Miscellaneous weights: 165 tons, 0.6 %
	   - On freeboard deck: 50 tons
	   - Above deck: 115 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  61,565 lbs / 27,925 Kg = 1,923.9 x 4.0 " / 102 mm shells or 13.9 torpedoes
	Stability (Unstable if below 1.00): 1.16
	Metacentric height 6.4 ft / 1.9 m
	Roll period: 16.3 seconds
	Steadiness	- As gun platform (Average = 50 %): 78 %
			- Recoil effect (Restricted arc if above 1.00): 0.28
	Seaboat quality  (Average = 1.00): 1.55

Hull form characteristics:
	Hull has a flush deck,
	  an extended bulbous bow and a cruiser stern
	Block coefficient (normal/deep): 0.512 / 0.517
	Length to Beam Ratio: 7.70 : 1
	'Natural speed' for length: 27.48 kts
	Power going to wave formation at top speed: 52 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 0.00 degrees
	Stern overhang: 8.00 ft / 2.44 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	25.00 %,  31.00 ft / 9.45 m,  31.00 ft / 9.45 m
	   - Forward deck:	20.00 %,  31.00 ft / 9.45 m,  31.00 ft / 9.45 m
	   - Aft deck:	40.00 %,  31.00 ft / 9.45 m,  31.00 ft / 9.45 m
	   - Quarter deck:	15.00 %,  31.00 ft / 9.45 m,  31.00 ft / 9.45 m
	   - Average freeboard:		31.00 ft / 9.45 m

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 79.4 %
		- Above water (accommodation/working, high = better): 271.2 %
	Waterplane Area: 49,835 Square feet or 4,630 Square metres
	Displacement factor (Displacement / loading): 123 %
	Structure weight / hull surface area: 147 lbs/sq ft or 717 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.96
		- Longitudinal: 1.51
		- Overall: 1.00
	Excellent 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

13.5"/45 Mark V(H)
4"/45 QF Mark V
2-pdr Mark VIII

Same range as HMS Hood - 7500nmi@14kt, 4250@18kt

Three 13.5" Turrets weigh 2452+455=2907t, 969t each

2 rotating compressed air catapults, 1 crane, 3 seaplanes, 1 enclosed hangar