Shanzhong-Class Battleship [1928] (Zhong)

Shanzhong-Class, Western Zhong Battleship laid down 1928

Displacement:
	29,814 t light; 32,000 t standard; 33,629 t normal; 34,932 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(641.40 ft / 631.56 ft) x 104.99 ft x (32.81 / 33.80 ft)
	(195.50 m / 192.50 m) x 32.00 m  x (10.00 / 10.30 m)

Armament:
      12 - 14.00" / 356 mm 48.0 cal guns - 1,489.00lbs / 675.40kg shells, 120 per gun
	  Breech loading guns in turret on barbette mounts, 1916 Model
	  6 x Twin mounts on centreline, evenly spread
		2 raised mounts
      14 - 5.50" / 140 mm 52.0 cal guns - 88.82lbs / 40.29kg shells, 400 per gun
	  Quick firing guns in deck mounts, 1924 Model
	  14 x Single mounts on sides, evenly spread
      10 - 3.00" / 76.2 mm 60.0 cal guns - 14.79lbs / 6.71kg shells, 450 per gun
	  Dual purpose guns in deck mounts, 1924 Model
	  10 x Single mounts on sides, evenly spread
		10 raised mounts
      20 - 1.00" / 25.4 mm 60.0 cal guns - 0.55lbs / 0.25kg shells, 1,500 per gun
	  Anti-air guns in deck mounts, 1920 Model
	  10 x Twin mounts on sides, evenly spread
      Weight of broadside 19,271 lbs / 8,741 kg

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	14.0" / 356 mm	447.01 ft / 136.25 m	12.30 ft / 3.75 m
	Ends:	3.00" / 76 mm	184.55 ft / 56.25 m	12.30 ft / 3.75 m
	  Main Belt covers 109 % of normal length
	  Main Belt inclined -7.50 degrees (positive = in)

   - Torpedo Bulkhead - Additional damage containing bulkheads:
		2.00" / 51 mm	447.01 ft / 136.25 m	29.92 ft / 9.12 m
	Beam between torpedo bulkheads 72.18 ft / 22.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	16.0" / 406 mm	7.00" / 178 mm		12.0" / 305 mm
	2nd:	3.00" / 76 mm	1.00" / 25 mm		      -
	3rd:	1.00" / 25 mm	      -			      -
	4th:	0.50" / 13 mm	      -			      -

   - Armoured deck - multiple decks:
	For and Aft decks: 5.00" / 127 mm
	Forecastle: 2.00" / 51 mm  Quarter deck: 2.00" / 51 mm

   - Conning towers: Forward 14.00" / 356 mm, Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,
	Geared drive, 3 shafts, 82,384 shp / 61,458 Kw = 26.00 kts
	Range 8,000nm at 13.00 kts
	Bunker at max displacement = 2,932 tons

Complement:
	1,241 - 1,614

Cost:
	£12.208 million / $48.830 million

Distribution of weights at normal displacement:
	Armament: 3,413 tons, 10.1 %
	   - Guns: 3,413 tons, 10.1 %
	Armour: 11,971 tons, 35.6 %
	   - Belts: 3,559 tons, 10.6 %
	   - Torpedo bulkhead: 990 tons, 2.9 %
	   - Armament: 3,306 tons, 9.8 %
	   - Armour Deck: 3,802 tons, 11.3 %
	   - Conning Tower: 314 tons, 0.9 %
	Machinery: 2,565 tons, 7.6 %
	Hull, fittings & equipment: 11,614 tons, 34.5 %
	Fuel, ammunition & stores: 3,815 tons, 11.3 %
	Miscellaneous weights: 250 tons, 0.7 %
	   - Hull below water: 100 tons
	   - On freeboard deck: 50 tons
	   - Above deck: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  40,772 lbs / 18,494 Kg = 29.7 x 14.0 " / 356 mm shells or 6.9 torpedoes
	Stability (Unstable if below 1.00): 1.16
	Metacentric height 7.1 ft / 2.2 m
	Roll period: 16.6 seconds
	Steadiness	- As gun platform (Average = 50 %): 50 %
			- Recoil effect (Restricted arc if above 1.00): 0.56
	Seaboat quality  (Average = 1.00): 1.00

Hull form characteristics:
	Hull has rise forward of midbreak,
	  an extended bulbous bow and a cruiser stern
	Block coefficient (normal/deep): 0.541 / 0.546
	Length to Beam Ratio: 6.02 : 1
	'Natural speed' for length: 25.13 kts
	Power going to wave formation at top speed: 53 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 7.00 degrees
	Stern overhang: 3.28 ft / 1.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  28.87 ft / 8.80 m,  23.62 ft / 7.20 m
	   - Forward deck:	30.00 %,  23.62 ft / 7.20 m,  18.37 ft / 5.60 m
	   - Aft deck:	35.00 %,  15.09 ft / 4.60 m,  15.09 ft / 4.60 m
	   - Quarter deck:	15.00 %,  15.09 ft / 4.60 m,  15.09 ft / 4.60 m
	   - Average freeboard:		18.99 ft / 5.79 m

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 108.8 %
		- Above water (accommodation/working, high = better): 125.5 %
	Waterplane Area: 45,888 Square feet or 4,263 Square metres
	Displacement factor (Displacement / loading): 98 %
	Structure weight / hull surface area: 205 lbs/sq ft or 1,000 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.95
		- Longitudinal: 1.51
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Excellent accommodation and workspace room