Patriot-Class Battleship [1894] (Mazantsi)

Patriot-Class, Mazantsi Dominion Battleship laid down 1894

Displacement:
	17,473 t light; 18,800 t standard; 20,271 t normal; 21,448 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(435.00 ft / 420.00 ft) x 91.50 ft x (30.00 / 31.44 ft)
	(132.59 m / 128.02 m) x 27.89 m  x (9.14 / 9.58 m)

Armament:
      4 - 16.25" / 413 mm 35.0 cal guns - 1,934.82lbs / 877.62kg shells, 100 per gun
	  Breech loading guns in turret on barbette mounts, 1885 Model
	  2 x Twin mounts on centreline, evenly spread
      12 - 9.40" / 239 mm 38.0 cal guns - 388.26lbs / 176.11kg shells, 100 per gun
	  Breech loading guns in casemate mounts, 1888 Model
	  12 x Single mounts on sides, evenly spread
		12 hull mounts in casemates- Limited use in heavy seas
      12 - 6.25" / 159 mm 42.0 cal guns - 118.37lbs / 53.69kg shells, 250 per gun
	  Quick firing guns in casemate mounts, 1892 Model
	  12 x Single mounts on sides, evenly spread
      8 - 3.00" / 76.2 mm 42.0 cal guns - 13.10lbs / 5.94kg shells, 300 per gun
	  Quick firing guns in deck mounts, 1890 Model
	  8 x Single mounts on sides, evenly spread
		8 raised mounts
      32 - 1.25" / 31.8 mm 53.0 cal guns - 1.01lbs / 0.46kg shells, 1,000 per gun
	  Quick firing guns in deck mounts, 1887 Model
	  8 x Quad mounts on sides, evenly spread
		8 double raised mounts
      Weight of broadside 13,956 lbs / 6,330 kg
      Main Torpedoes
      4 - 16.0" / 406 mm, 16.00 ft / 4.88 m torpedoes - 0.377 t each, 1.510 t total
	submerged bow & stern tubes
      2nd Torpedoes
      4 - 16.0" / 406 mm, 16.00 ft / 4.88 m torpedoes - 0.377 t each, 1.510 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	13.0" / 330 mm	315.00 ft / 96.01 m	11.48 ft / 3.50 m
	Ends:	4.00" / 102 mm	104.99 ft / 32.00 m	11.48 ft / 3.50 m
	Upper:	6.00" / 152 mm	315.00 ft / 96.01 m	8.00 ft / 2.44 m
	  Main Belt covers 115 % of normal length
	  Main Belt inclined 10.00 degrees (positive = in)

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		2.00" / 51 mm	315.00 ft / 96.01 m	28.47 ft / 8.68 m
	Beam between torpedo bulkheads 78.50 ft / 23.93 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	12.0" / 305 mm	8.00" / 203 mm		10.8" / 273 mm
	2nd:	9.00" / 229 mm	2.00" / 51 mm		9.00" / 229 mm
	3rd:	4.00" / 102 mm	2.00" / 51 mm		4.00" / 102 mm
	4th:	2.00" / 51 mm	1.00" / 25 mm		      -
	5th:	1.00" / 25 mm	      -			      -

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

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

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 4 shafts, 21,498 ihp / 16,038 Kw = 19.00 kts
	Range 8,000nm at 9.00 kts
	Bunker at max displacement = 2,648 tons (100% coal)

Complement:
	849 - 1,104

Cost:
	£1.946 million / $7.783 million

Distribution of weights at normal displacement:
	Armament: 1,793 tons, 8.8 %
	   - Guns: 1,788 tons, 8.8 %
	   - Weapons: 5 tons, 0.0 %
	Armour: 6,559 tons, 32.4 %
	   - Belts: 2,944 tons, 14.5 %
	   - Torpedo bulkhead: 664 tons, 3.3 %
	   - Armament: 1,696 tons, 8.4 %
	   - Armour Deck: 1,064 tons, 5.2 %
	   - Conning Tower: 192 tons, 0.9 %
	Machinery: 3,707 tons, 18.3 %
	Hull, fittings & equipment: 5,289 tons, 26.1 %
	Fuel, ammunition & stores: 2,798 tons, 13.8 %
	Miscellaneous weights: 125 tons, 0.6 %
	   - On freeboard deck: 25 tons
	   - Above deck: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  21,796 lbs / 9,886 Kg = 10.2 x 16.3 " / 413 mm shells or 11.5 torpedoes
	Stability (Unstable if below 1.00): 1.57
	Metacentric height 9.3 ft / 2.8 m
	Roll period: 12.6 seconds
	Steadiness	- As gun platform (Average = 50 %): 76 %
			- Recoil effect (Restricted arc if above 1.00): 0.42
	Seaboat quality  (Average = 1.00): 1.52

Hull form characteristics:
	Hull has rise forward of midbreak,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.615 / 0.621
	Length to Beam Ratio: 4.59 : 1
	'Natural speed' for length: 20.49 kts
	Power going to wave formation at top speed: 53 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -4.00 degrees
	Stern overhang: 5.00 ft / 1.52 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  20.00 ft / 6.10 m,  20.00 ft / 6.10 m
	   - Forward deck:	30.00 %,  20.00 ft / 6.10 m,  20.00 ft / 6.10 m
	   - Aft deck:	35.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
	   - Quarter deck:	15.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
	   - Average freeboard:		17.50 ft / 5.33 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 114.6 %
		- Above water (accommodation/working, high = better): 110.7 %
	Waterplane Area: 28,513 Square feet or 2,649 Square metres
	Displacement factor (Displacement / loading): 93 %
	Structure weight / hull surface area: 172 lbs/sq ft or 839 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.88
		- Longitudinal: 2.91
		- Overall: 1.00
	Cramped machinery, storage, compartmentation space
	Adequate 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