Order of Battle
Fuji class (1894)
Fuji, SUNK 1912
Yashima, DMG 50%, SCRAPPED 1913
Shikishima class(1899)
Shikishima
Hatsuse, DMG 33%
Mikasa
Asahi
Katori class (1904)
Katori, DMG 25%
Kashima
Satsuma class (1908)
Satsuma
Aki
Kawachi class (1913)
Kawachi
Settsu
San Francisco class (1897)
Sagami (San Francisco), PURCHASED 1915
Suwo (San Antonio), PURCHASED 1915
Hizen (San Sebastian) PURCHASED 1916
Tsukuba class (1905)
Tsukuba, RECLASSIFIED
Ikoma, RECLASSIFIED
Fuso class (1915)
Fuso
Yamashiro
Ise class (1918)
Ise, UNDER CONSTRUCTION
Hyuga, UNDER CONSTRUCTION
Nieposkromiony class (1897)
Tango (Nieposkromiony), PURCHASED 1916, ARMY CONTROLLED
Fuji, SUNK 1912
Yashima, SCRAPPED 1913
Shikishima
Hatsuse
Mikasa
Asahi
Shikishima class, Japan Battleship laid down 1899/refit 1907
Displacement:
11,050 t light; 11,724 t standard; 12,552 t normal; 13,214 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(420.00 ft / 420.00 ft) x 74.00 ft x (25.70 / 26.77 ft)
(128.02 m / 128.02 m) x 22.56 m x (7.83 / 8.16 m)
Armament:
4 - 12.00" / 305 mm 45.0 cal guns - 871.37lbs / 395.24kg shells, 141 per gun
Breech loading guns in turret on barbette mounts, 1899 Model
2 x Twin mounts on centreline ends, evenly spread
14 - 6.00" / 152 mm 45.0 cal guns - 108.92lbs / 49.41kg shells, 150 per gun
Quick firing guns in casemate mounts, 1899 Model
8 x Single mounts on sides, evenly spread
6 x Single mounts on sides, evenly spread
6 raised mounts
20 - 3.00" / 76.2 mm 45.0 cal guns - 13.62lbs / 6.18kg shells, 150 per gun
Quick firing guns in deck mounts, 1899 Model
20 x Single mounts on sides, evenly spread
14 raised mounts
Weight of broadside 5,283 lbs / 2,396 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 12.0" / 305 mm 260.00 ft / 79.25 m 8.00 ft / 2.44 m
Ends: 4.00" / 102 mm 160.00 ft / 48.77 m 8.00 ft / 2.44 m
Upper: 4.00" / 102 mm 260.00 ft / 79.25 m 10.00 ft / 3.05 m
Main Belt covers 95 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 10.0" / 254 mm 12.0" / 305 mm
2nd: 4.00" / 102 mm - -
- Armoured deck - single deck:
For and Aft decks: 2.40" / 61 mm
Forecastle: 2.40" / 61 mm Quarter deck: 2.40" / 61 mm
- Conning towers: Forward 14.00" / 356 mm, Aft 4.00" / 102 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 15,248 ihp / 11,375 Kw = 19.00 kts
Range 5,100nm at 10.00 kts
Bunker at max displacement = 1,491 tons (100% coal)
Complement:
592 - 770
Cost:
£1.137 million / $4.546 million
Distribution of weights at normal displacement:
Armament: 931 tons, 7.4 %
- Guns: 931 tons, 7.4 %
Armour: 3,803 tons, 30.3 %
- Belts: 1,776 tons, 14.1 %
- Armament: 847 tons, 6.7 %
- Armour Deck: 971 tons, 7.7 %
- Conning Towers: 209 tons, 1.7 %
Machinery: 2,420 tons, 19.3 %
Hull, fittings & equipment: 3,651 tons, 29.1 %
Fuel, ammunition & stores: 1,502 tons, 12.0 %
Miscellaneous weights: 244 tons, 1.9 %
- Hull below water: 50 tons
- Above deck: 194 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
13,292 lbs / 6,029 Kg = 15.4 x 12.0 " / 305 mm shells or 1.9 torpedoes
Stability (Unstable if below 1.00): 1.32
Metacentric height 5.2 ft / 1.6 m
Roll period: 13.6 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.42
Seaboat quality (Average = 1.00): 1.50
Hull form characteristics:
Hull has a flush deck,
a normal bow and a cruiser stern
Block coefficient (normal/deep): 0.550 / 0.556
Length to Beam Ratio: 5.68 : 1
'Natural speed' for length: 20.49 kts
Power going to wave formation at top speed: 48 %
Trim (Max stability = 0, Max steadiness = 100): 47
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: 20.00 %, 15.00 ft / 4.57 m, 15.00 ft / 4.57 m
- Forward deck: 30.00 %, 15.00 ft / 4.57 m, 15.00 ft / 4.57 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: 15.00 ft / 4.57 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 94.2 %
- Above water (accommodation/working, high = better): 104.7 %
Waterplane Area: 21,690 Square feet or 2,015 Square metres
Displacement factor (Displacement / loading): 98 %
Structure weight / hull surface area: 131 lbs/sq ft or 642 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.92
- Longitudinal: 2.13
- Overall: 1.00
Adequate 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
Refit 1907 added fire control/wireless
100t for Long and short-ranged wireless and flagship accommodations
94t for 1905 Fire Control
50t for 4 x 18" torpedo tubes plus reloads
6 of the secondaries are on deck mounts with shields.
Katori
Kashima
Katori class, Japan Battleship laid down 1904, refit 1907/1913
Displacement:
12,301 t light; 13,133 t standard; 14,488 t normal; 15,572 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(470.00 ft / 470.00 ft) x 74.00 ft x (27.00 / 28.58 ft)
(143.26 m / 143.26 m) x 22.56 m x (8.23 / 8.71 m)
Armament:
4 - 12.00" / 305 mm 45.0 cal guns - 871.38lbs / 395.25kg shells, 130 per gun
Breech loading guns in turret on barbette mounts, 1904 Model
2 x Twin mounts on centreline ends, evenly spread
8 - 8.00" / 203 mm 45.0 cal guns - 258.18lbs / 117.11kg shells, 147 per gun
Breech loading guns in turret on barbette mounts, 1904 Model
4 x Twin mounts on sides, evenly spread
12 - 6.00" / 152 mm 45.0 cal guns - 108.93lbs / 49.41kg shells, 150 per gun
Breech loading guns in casemate mounts, 1904 Model
12 x Single mounts on sides, evenly spread
12 - 3.00" / 76.2 mm 45.0 cal guns - 13.62lbs / 6.18kg shells, 150 per gun
Quick firing guns in deck mounts, 1904 Model
12 x Single mounts on sides, evenly spread
12 raised mounts
Weight of broadside 7,022 lbs / 3,185 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 10.0" / 254 mm 290.00 ft / 88.39 m 10.00 ft / 3.05 m
Ends: 4.00" / 102 mm 180.00 ft / 54.86 m 8.00 ft / 2.44 m
Upper: 4.00" / 102 mm 270.00 ft / 82.30 m 8.00 ft / 2.44 m
Main Belt covers 95 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 7.00" / 178 mm 12.0" / 305 mm
2nd: 7.00" / 178 mm 2.00" / 51 mm 7.00" / 178 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 4.00" / 102 mm
Machinery:
Coal and oil fired boilers, steam turbines,
Direct drive, 2 shafts, 23,309 shp / 17,389 Kw = 21.00 kts
Range 6,700nm at 10.00 kts
Bunker at max displacement = 2,439 tons (90% coal)
Complement:
659 - 858
Cost:
£1.343 million / $5.371 million
Distribution of weights at normal displacement:
Armament: 1,308 tons, 9.0 %
- Guns: 1,308 tons, 9.0 %
Armour: 4,059 tons, 28.0 %
- Belts: 1,871 tons, 12.9 %
- Armament: 1,086 tons, 7.5 %
- Armour Deck: 897 tons, 6.2 %
- Conning Towers: 205 tons, 1.4 %
Machinery: 2,308 tons, 15.9 %
Hull, fittings & equipment: 4,390 tons, 30.3 %
Fuel, ammunition & stores: 2,188 tons, 15.1 %
Miscellaneous weights: 235 tons, 1.6 %
- Hull below water: 40 tons
- Above deck: 195 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
14,797 lbs / 6,712 Kg = 17.1 x 12.0 " / 305 mm shells or 2.0 torpedoes
Stability (Unstable if below 1.00): 1.17
Metacentric height 4.3 ft / 1.3 m
Roll period: 15.1 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.63
Seaboat quality (Average = 1.00): 1.29
Hull form characteristics:
Hull has a flush deck,
a normal bow and a cruiser stern
Block coefficient (normal/deep): 0.540 / 0.548
Length to Beam Ratio: 6.35 : 1
'Natural speed' for length: 21.68 kts
Power going to wave formation at top speed: 48 %
Trim (Max stability = 0, Max steadiness = 100): 54
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: 20.00 %, 15.00 ft / 4.57 m, 15.00 ft / 4.57 m
- Forward deck: 30.00 %, 15.00 ft / 4.57 m, 15.00 ft / 4.57 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: 15.00 ft / 4.57 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 90.2 %
- Above water (accommodation/working, high = better): 104.3 %
Waterplane Area: 24,046 Square feet or 2,234 Square metres
Displacement factor (Displacement / loading): 100 %
Structure weight / hull surface area: 143 lbs/sq ft or 696 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.93
- Longitudinal: 1.88
- Overall: 1.00
Adequate machinery, storage, compartmentation space
Adequate accommodation and workspace room
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily
Refit 1907 added fire control
64t for Long and short-rnaged wireless and flagship accomodations
131t for 1908 Fire Control
40t for 4 x 18" torpedo tubes plus reloads
Satsuma
Aki
Satsuma class, Japan Battleship laid down 1908
Displacement:
14,201 t light; 15,191 t standard; 16,738 t normal; 17,976 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(493.70 ft / 490.00 ft) x 82.00 ft x (27.00 / 28.56 ft)
(150.48 m / 149.35 m) x 24.99 m x (8.23 / 8.70 m)
Armament:
4 - 12.00" / 305 mm 45.0 cal guns - 871.38lbs / 395.25kg shells, 140 per gun
Breech loading guns in turret on barbette mounts, 1908 Model
2 x Twin mounts on centreline ends, evenly spread
8 - 10.00" / 254 mm 45.0 cal guns - 504.26lbs / 228.73kg shells, 141 per gun
Breech loading guns in turret on barbette mounts, 1908 Model
4 x Twin mounts on sides, evenly spread
12 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
Quick firing guns in deck mounts, 1908 Model
12 x Single mounts on sides, evenly spread
8 raised mounts
4 - 3.00" / 76.2 mm 45.0 cal guns - 13.62lbs / 6.18kg shells, 150 per gun
Quick firing guns in deck mounts, 1908 Model
4 x Single mounts on sides, evenly spread
4 raised mounts
Weight of broadside 8,330 lbs / 3,779 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 10.0" / 254 mm 240.00 ft / 73.15 m 10.00 ft / 3.05 m
Ends: 4.00" / 102 mm 250.00 ft / 76.20 m 10.00 ft / 3.05 m
Upper: 4.00" / 102 mm 240.00 ft / 73.15 m 10.00 ft / 3.05 m
Main Belt covers 75 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 7.00" / 178 mm 12.0" / 305 mm
2nd: 10.0" / 254 mm 4.00" / 102 mm 10.0" / 254 mm
3rd: 1.00" / 25 mm - -
- Armoured deck - multiple decks:
For and Aft decks: 3.00" / 76 mm
Forecastle: 2.00" / 51 mm Quarter deck: 2.00" / 51 mm
- Conning towers: Forward 12.00" / 305 mm, Aft 4.00" / 102 mm
Machinery:
Coal and oil fired boilers, steam turbines,
Direct drive, 2 shafts, 25,330 shp / 18,896 Kw = 21.00 kts
Range 7,300nm at 11.00 kts
Bunker at max displacement = 2,785 tons (90% coal)
Complement:
735 - 956
Cost:
£1.433 million / $5.733 million
Distribution of weights at normal displacement:
Armament: 1,657 tons, 9.9 %
- Guns: 1,657 tons, 9.9 %
Armour: 5,285 tons, 31.6 %
- Belts: 1,953 tons, 11.7 %
- Armament: 1,712 tons, 10.2 %
- Armour Deck: 1,394 tons, 8.3 %
- Conning Towers: 226 tons, 1.3 %
Machinery: 1,393 tons, 8.3 %
Hull, fittings & equipment: 5,546 tons, 33.1 %
Fuel, ammunition & stores: 2,537 tons, 15.2 %
Miscellaneous weights: 320 tons, 1.9 %
- Hull below water: 50 tons
- Above deck: 270 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
23,876 lbs / 10,830 Kg = 27.6 x 12.0 " / 305 mm shells or 3.1 torpedoes
Stability (Unstable if below 1.00): 1.18
Metacentric height 5.0 ft / 1.5 m
Roll period: 15.4 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.63
Seaboat quality (Average = 1.00): 1.50
Hull form characteristics:
Hull has a flush deck,
a normal bow and a cruiser stern
Block coefficient (normal/deep): 0.540 / 0.548
Length to Beam Ratio: 5.98 : 1
'Natural speed' for length: 22.14 kts
Power going to wave formation at top speed: 48 %
Trim (Max stability = 0, Max steadiness = 100): 47
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 35.00 %, 21.00 ft / 6.40 m, 19.00 ft / 5.79 m
- Forward deck: 20.00 %, 19.00 ft / 5.79 m, 17.00 ft / 5.18 m
- Aft deck: 30.00 %, 17.00 ft / 5.18 m, 17.00 ft / 5.18 m
- Quarter deck: 15.00 %, 17.00 ft / 5.18 m, 17.00 ft / 5.18 m
- Average freeboard: 18.18 ft / 5.54 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 69.1 %
- Above water (accommodation/working, high = better): 125.3 %
Waterplane Area: 27,780 Square feet or 2,581 Square metres
Displacement factor (Displacement / loading): 108 %
Structure weight / hull surface area: 158 lbs/sq ft or 770 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.91
- Longitudinal: 2.14
- 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
170t for 1905 Fire Control (refitted with 1908 FC)
100t for Long-range wireless and flagshipaccomodations
50t for 4 x 18" torpedo tubes plus reloads
Kawachi, Settsu. Uses the Tosa-class layout.
(https://www.navypedia.org/uploads/images/ships/japan/jap_bb65.gif)
Kawachi class, Japan Battleship laid down 1913
Displacement:
17,990 t light; 19,198 t standard; 20,616 t normal; 21,750 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(574.23 ft / 570.00 ft) x 84.00 ft x (27.40 / 28.59 ft)
(175.03 m / 173.74 m) x 25.60 m x (8.35 / 8.71 m)
Armament:
10 - 12.00" / 305 mm 45.0 cal guns - 871.37lbs / 395.24kg shells, 140 per gun
Breech loading guns in turret on barbette mounts, 1913 Model
5 x Twin mounts on centreline ends, majority aft
2 raised mounts - superfiring
12 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
Quick firing guns in casemate mounts, 1913 Model
12 x Single mounts on sides, evenly spread
8 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
Quick firing guns in deck mounts, 1913 Model
8 x Single mounts on sides, evenly spread
8 raised mounts
12 - 3.00" / 76.2 mm 45.0 cal guns - 13.62lbs / 6.18kg shells, 140 per gun
Quick firing guns in deck mounts, 1913 Model
12 x Single mounts on sides, evenly spread
6 raised mounts
Weight of broadside 10,138 lbs / 4,598 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 12.0" / 305 mm 370.00 ft / 112.78 m 14.00 ft / 4.27 m
Ends: Unarmoured
Main Belt covers 100 % of normal length
- Torpedo Bulkhead - Additional damage containing bulkheads:
1.00" / 25 mm 370.00 ft / 112.78 m 24.00 ft / 7.32 m
Beam between torpedo bulkheads 64.00 ft / 19.51 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 7.00" / 178 mm 12.0" / 305 mm
2nd: 2.00" / 51 mm - -
3rd: 1.00" / 25 mm - -
- Armoured deck - multiple decks:
For and Aft decks: 3.00" / 76 mm
- Conning towers: Forward 12.00" / 305 mm, Aft 0.00" / 0 mm
Machinery:
Oil fired boilers, steam turbines,
Direct drive, 2 shafts, 45,645 shp / 34,051 Kw = 24.00 kts
Range 5,700nm at 14.00 kts
Bunker at max displacement = 2,553 tons
Complement:
859 - 1,118
Cost:
£1.922 million / $7.687 million
Distribution of weights at normal displacement:
Armament: 1,799 tons, 8.7 %
- Guns: 1,799 tons, 8.7 %
Armour: 6,460 tons, 31.3 %
- Belts: 2,680 tons, 13.0 %
- Torpedo bulkhead: 329 tons, 1.6 %
- Armament: 2,238 tons, 10.9 %
- Armour Deck: 1,019 tons, 4.9 %
- Conning Tower: 194 tons, 0.9 %
Machinery: 1,789 tons, 8.7 %
Hull, fittings & equipment: 7,412 tons, 36.0 %
Fuel, ammunition & stores: 2,626 tons, 12.7 %
Miscellaneous weights: 530 tons, 2.6 %
- Hull below water: 200 tons
- On freeboard deck: 50 tons
- Above deck: 280 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
29,767 lbs / 13,502 Kg = 34.5 x 12.0 " / 305 mm shells or 4.7 torpedoes
Stability (Unstable if below 1.00): 1.15
Metacentric height 5.0 ft / 1.5 m
Roll period: 15.8 seconds
Steadiness - As gun platform (Average = 50 %): 51 %
- Recoil effect (Restricted arc if above 1.00): 0.73
Seaboat quality (Average = 1.00): 1.34
Hull form characteristics:
Hull has a flush deck,
a normal bow and a cruiser stern
Block coefficient (normal/deep): 0.550 / 0.556
Length to Beam Ratio: 6.79 : 1
'Natural speed' for length: 23.87 kts
Power going to wave formation at top speed: 49 %
Trim (Max stability = 0, Max steadiness = 100): 38
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 50.00 %, 24.00 ft / 7.32 m, 19.00 ft / 5.79 m
- Forward deck: 20.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Aft deck: 15.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Quarter deck: 15.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Average freeboard: 20.00 ft / 6.10 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 91.4 %
- Above water (accommodation/working, high = better): 140.8 %
Waterplane Area: 33,415 Square feet or 3,104 Square metres
Displacement factor (Displacement / loading): 109 %
Structure weight / hull surface area: 168 lbs/sq ft or 818 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.94
- Longitudinal: 1.71
- Overall: 1.00
Adequate machinery, storage, compartmentation space
Excellent accommodation and workspace room
Good seaboat, rides out heavy weather easily
180t for 1908 FC
100t for Long-range wireless and flagship facilities
50t Spare
200t for Enhanced Damage Control
Sagami (San Francisco de Asiz, 1897), PURCHASED 1915
Suwo (San Antonio, 1897), PURCHASED 1915
(https://dl.dropboxusercontent.com/s/6z7h90k4o0ucn1m/BB%20San%20Francisco%20de%20Asiz%201896.png)
San Francisco De Asiz, Spain Battleship laid down 1897
Displacement:
12 010 t light; 12 616 t standard; 13 720 t normal; 14 603 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(408,01 ft / 402,10 ft) x 74,11 ft x (25,30 / 26,67 ft)
(124,36 m / 122,56 m) x 22,59 m x (7,71 / 8,13 m)
Armament:
4 - 12,01" / 305 mm 40,0 cal guns - 829,70lbs / 376,34kg shells, 95 per gun
Breech loading guns in turret on barbette mounts, 1897 Model
1 x Twin mount on centreline, forward deck forward
1 x Twin mount on centreline, aft deck aft
12 - 6,30" / 160 mm 40,0 cal guns - 119,78lbs / 54,33kg shells, 150 per gun
Breech loading guns in casemate mounts, 1897 Model
12 x Single mounts on sides, evenly spread
20 - 2,95" / 75,0 mm 40,0 cal guns - 12,34lbs / 5,60kg shells, 200 per gun
Breech loading guns in casemate mounts, 1897 Model
20 x Single mounts on sides, evenly spread
12 hull mounts in casemates- Limited use in heavy seas
12 - 2,24" / 57,0 mm 45,0 cal guns - 5,70lbs / 2,58kg shells, 250 per gun
Breech loading guns in casemate mounts, 1897 Model
12 x Single mounts on sides, evenly spread
8 raised mounts
Weight of broadside 5 071 lbs / 2 300 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 12,0" / 305 mm 259,19 ft / 79,00 m 11,15 ft / 3,40 m
Ends: 3,94" / 100 mm 117,95 ft / 35,95 m 10,50 ft / 3,20 m
24,97 ft / 7,61 m Unarmoured ends
Upper: 3,54" / 90 mm 226,35 ft / 68,99 m 7,22 ft / 2,20 m
Main Belt covers 99% of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12,0" / 305 mm 4,72" / 120 mm 12,0" / 305 mm
2nd: 5,51" / 140 mm - -
5th: 0,98" / 25 mm - -
- Armoured deck - multiple decks:
For and Aft decks: 2,17" / 55 mm
Forecastle: 2,17" / 55 mm Quarter deck: 2,17" / 55 mm
- Conning towers: Forward 12,01" / 305 mm, Aft 5,91" / 150 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 18 386 ihp / 13 716 Kw = 19,39 kts
Range 6 300nm at 10,00 kts
Bunker at max displacement = 1 987 tons (100% coal)
Complement:
633 - 823
Cost:
£1,193 million / $4,770 million
Distribution of weights at normal displacement:
Armament: 763 tons, 5,6%
- Guns: 763 tons, 5,6%
Armour: 4 068 tons, 29,6%
- Belts: 2 019 tons, 14,7%
- Armament: 918 tons, 6,7%
- Armour Deck: 910 tons, 6,6%
- Conning Towers: 221 tons, 1,6%
Machinery: 3 014 tons, 22,0%
Hull, fittings & equipment: 4 025 tons, 29,3%
Fuel, ammunition & stores: 1 710 tons, 12,5%
Miscellaneous weights: 140 tons, 1,0%
- Hull above water: 140 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
15 659 lbs / 7 103 Kg = 18,1 x 12,0 " / 305 mm shells or 1,9 torpedoes
Stability (Unstable if below 1.00): 1,26
Metacentric height 4,9 ft / 1,5 m
Roll period: 14,1 seconds
Steadiness - As gun platform (Average = 50 %): 96 %
- Recoil effect (Restricted arc if above 1.00): 0,68
Seaboat quality (Average = 1.00): 1,60
Hull form characteristics:
Hull has low quarterdeck ,
a ram bow and a cruiser stern
Block coefficient (normal/deep): 0,637 / 0,643
Length to Beam Ratio: 5,43 : 1
'Natural speed' for length: 20,05 kts
Power going to wave formation at top speed: 53 %
Trim (Max stability = 0, Max steadiness = 100): 60
Bow angle (Positive = bow angles forward): -6,00 degrees
Stern overhang: -6,14 ft / -1,87 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 27,00%, 22,97 ft / 7,00 m, 21,00 ft / 6,40 m
- Forward deck: 30,00%, 21,00 ft / 6,40 m, 20,34 ft / 6,20 m
- Aft deck: 17,00%, 20,34 ft / 6,20 m, 20,34 ft / 6,20 m
- Quarter deck: 26,00%, 12,14 ft / 3,70 m, 12,47 ft / 3,80 m
- Average freeboard: 18,74 ft / 5,71 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 96,6%
- Above water (accommodation/working, high = better): 139,5%
Waterplane Area: 22 558 Square feet or 2 096 Square metres
Displacement factor (Displacement / loading): 101%
Structure weight / hull surface area: 132 lbs/sq ft or 647 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,89
- Longitudinal: 2,69
- Overall: 1,00
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
Miscellaneous weights: 140 tons
----18t 12x350mm Torpedo
----2t Additional Torpedo handling equipment
----5t Additional Pumps
----30t Flag Facilities
----20t Improved Officer Accommodations
----10t Improved Crew Accomodations
----20t Admiraltiy Accommodations
----25t Long range radio
----10t Construction reserve
Tsukuba
Ikoma
Tsukuba class, Japan Battlecruiser laid down 1905
Displacement:
12,201 t light; 12,924 t standard; 14,542 t normal; 15,837 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(478.74 ft / 470.00 ft) x 74.00 ft x (27.10 / 28.98 ft)
(145.92 m / 143.26 m) x 22.56 m x (8.26 / 8.83 m)
Armament:
4 - 12.00" / 305 mm 45.0 cal guns - 871.38lbs / 395.25kg shells, 140 per gun
Breech loading guns in turret on barbette mounts, 1905 Model
2 x Twin mounts on centreline ends, evenly spread
12 - 6.00" / 152 mm 45.0 cal guns - 108.93lbs / 49.41kg shells, 145 per gun
Breech loading guns in casemate mounts, 1905 Model
12 x Twin mounts on sides, evenly spread
8 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
Quick firing guns in deck mounts, 1905 Model
8 x Single mounts on sides, evenly spread
8 raised mounts
12 - 3.00" / 76.2 mm 45.0 cal guns - 13.62lbs / 6.18kg shells, 150 per gun
Quick firing guns in deck mounts, 1905 Model
12 x Single mounts on sides, evenly spread
12 raised mounts
Weight of broadside 5,460 lbs / 2,477 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 9.00" / 229 mm 310.00 ft / 94.49 m 11.00 ft / 3.35 m
Ends: 4.00" / 102 mm 160.00 ft / 48.77 m 11.00 ft / 3.35 m
Upper: 4.00" / 102 mm 310.00 ft / 94.49 m 10.00 ft / 3.05 m
Main Belt covers 101 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 4.00" / 102 mm 9.00" / 229 mm
3rd: 1.00" / 25 mm - -
- Armoured deck - multiple decks:
For and Aft decks: 2.00" / 51 mm
Forecastle: 1.00" / 25 mm Quarter deck: 1.00" / 25 mm
- Conning towers: Forward 9.00" / 229 mm, Aft 4.00" / 102 mm
Machinery:
Coal and oil fired boilers, steam turbines,
Direct drive, 2 shafts, 39,602 shp / 29,543 Kw = 24.00 kts
Range 7,000nm at 11.00 kts
Bunker at max displacement = 2,913 tons (90% coal)
Complement:
661 - 860
Cost:
£1.304 million / $5.215 million
Distribution of weights at normal displacement:
Armament: 902 tons, 6.2 %
- Guns: 902 tons, 6.2 %
Armour: 3,606 tons, 24.8 %
- Belts: 2,121 tons, 14.6 %
- Armament: 539 tons, 3.7 %
- Armour Deck: 779 tons, 5.4 %
- Conning Towers: 167 tons, 1.1 %
Machinery: 3,268 tons, 22.5 %
Hull, fittings & equipment: 4,284 tons, 29.5 %
Fuel, ammunition & stores: 2,341 tons, 16.1 %
Miscellaneous weights: 140 tons, 1.0 %
- On freeboard deck: 50 tons
- Above deck: 90 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
14,479 lbs / 6,568 Kg = 16.8 x 12.0 " / 305 mm shells or 1.8 torpedoes
Stability (Unstable if below 1.00): 1.25
Metacentric height 4.8 ft / 1.4 m
Roll period: 14.3 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.50
Seaboat quality (Average = 1.00): 1.20
Hull form characteristics:
Hull has a flush deck,
a normal bow and a cruiser stern
Block coefficient (normal/deep): 0.540 / 0.550
Length to Beam Ratio: 6.35 : 1
'Natural speed' for length: 21.68 kts
Power going to wave formation at top speed: 55 %
Trim (Max stability = 0, Max steadiness = 100): 59
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 30.00 %, 24.00 ft / 7.32 m, 17.00 ft / 5.18 m
- Forward deck: 30.00 %, 17.00 ft / 5.18 m, 17.00 ft / 5.18 m
- Aft deck: 25.00 %, 17.00 ft / 5.18 m, 17.00 ft / 5.18 m
- Quarter deck: 15.00 %, 17.00 ft / 5.18 m, 17.00 ft / 5.18 m
- Average freeboard: 17.84 ft / 5.44 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 100.4 %
- Above water (accommodation/working, high = better): 117.8 %
Waterplane Area: 24,046 Square feet or 2,234 Square metres
Displacement factor (Displacement / loading): 102 %
Structure weight / hull surface area: 129 lbs/sq ft or 631 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.92
- Longitudinal: 2.14
- Overall: 1.00
Adequate machinery, storage, compartmentation space
Adequate accommodation and workspace room
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily
90t - 1905 Fire Control (refitted with 1908 FC)
50t - Long-range wireless and flagship accommodations
Fuso
Yamashiro
Follow on to the Kawachis, same (Tosa style) layout but now with 14" guns.
(https://www.navypedia.org/uploads/images/ships/japan/jap_bb65.gif)
Fuso class, Japan Battleship laid down 1915
Displacement:
22,999 t light; 24,735 t standard; 26,621 t normal; 28,131 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(624.41 ft / 620.00 ft) x 92.00 ft x (29.70 / 31.03 ft)
(190.32 m / 188.98 m) x 28.04 m x (9.05 / 9.46 m)
Armament:
10 - 14.00" / 356 mm 45.0 cal guns - 1,383.70lbs / 627.63kg shells, 142 per gun
Breech loading guns in turret on barbette mounts, 1915 Model
5 x Twin mounts on centreline ends, majority aft
2 raised mounts - superfiring
12 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
Quick firing guns in casemate mounts, 1915 Model
12 x Single mounts on sides, evenly spread
8 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
Quick firing guns in deck mounts, 1915 Model
8 x Single mounts on sides, evenly spread
8 raised mounts
12 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 250 per gun
Quick firing guns in deck mounts, 1915 Model
4 x Triple mounts on sides, evenly spread
4 raised mounts
Weight of broadside 15,146 lbs / 6,870 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 12.0" / 305 mm 400.00 ft / 121.92 m 14.00 ft / 4.27 m
Ends: Unarmoured
Main Belt covers 99 % of normal length
- Torpedo Bulkhead - Additional damage containing bulkheads:
1.00" / 25 mm 400.00 ft / 121.92 m 24.00 ft / 7.32 m
Beam between torpedo bulkheads 70.00 ft / 21.34 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 7.00" / 178 mm 12.0" / 305 mm
2nd: 2.00" / 51 mm - -
3rd: 1.00" / 25 mm - -
- Armoured deck - multiple decks:
For and Aft decks: 3.00" / 76 mm
- Conning towers: Forward 12.00" / 305 mm, Aft 0.00" / 0 mm
Machinery:
Oil fired boilers, steam turbines,
Direct drive, 2 shafts, 52,014 shp / 38,802 Kw = 24.00 kts
Range 7,100nm at 14.00 kts
Bunker at max displacement = 3,396 tons
Complement:
1,041 - 1,354
Cost:
£3.540 million / $14.161 million
Distribution of weights at normal displacement:
Armament: 2,577 tons, 9.7 %
- Guns: 2,577 tons, 9.7 %
Armour: 7,917 tons, 29.7 %
- Belts: 2,905 tons, 10.9 %
- Torpedo bulkhead: 355 tons, 1.3 %
- Armament: 2,783 tons, 10.5 %
- Armour Deck: 1,644 tons, 6.2 %
- Conning Tower: 230 tons, 0.9 %
Machinery: 1,970 tons, 7.4 %
Hull, fittings & equipment: 9,974 tons, 37.5 %
Fuel, ammunition & stores: 3,622 tons, 13.6 %
Miscellaneous weights: 560 tons, 2.1 %
- Hull below water: 200 tons
- On freeboard deck: 100 tons
- Above deck: 260 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
35,626 lbs / 16,160 Kg = 26.0 x 14.0 " / 356 mm shells or 5.3 torpedoes
Stability (Unstable if below 1.00): 1.15
Metacentric height 5.7 ft / 1.7 m
Roll period: 16.1 seconds
Steadiness - As gun platform (Average = 50 %): 50 %
- Recoil effect (Restricted arc if above 1.00): 0.77
Seaboat quality (Average = 1.00): 1.29
Hull form characteristics:
Hull has a flush deck,
a normal bow and a cruiser stern
Block coefficient (normal/deep): 0.550 / 0.556
Length to Beam Ratio: 6.74 : 1
'Natural speed' for length: 24.90 kts
Power going to wave formation at top speed: 47 %
Trim (Max stability = 0, Max steadiness = 100): 38
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 30.00 %, 25.00 ft / 7.62 m, 19.00 ft / 5.79 m
- Forward deck: 20.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Aft deck: 35.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Quarter deck: 15.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Average freeboard: 19.72 ft / 6.01 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 95.4 %
- Above water (accommodation/working, high = better): 138.4 %
Waterplane Area: 39,808 Square feet or 3,698 Square metres
Displacement factor (Displacement / loading): 105 %
Structure weight / hull surface area: 193 lbs/sq ft or 943 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.95
- Longitudinal: 1.58
- Overall: 1.00
Adequate machinery, storage, compartmentation space
Excellent accommodation and workspace room
Good seaboat, rides out heavy weather easily
260t for 1908 FC
100t for Long-range wireless and flagship facilities
200t for Enhanced Damage Control
The Nieposkromiony (was Oforskrackt) class introduced a larger main battery, and centralized its intermediate battery - considered most desirable in the sometimes foggy/stormy/dark Baltic - in turrets amidships.
Tango (Drastyczny), L-14, laid down 1898, to Japan 1916
Nieposkromiony, Wilno Battleship laid down 1897
Displacement:
13,814 t light; 14,472 t standard; 15,347 t normal; 16,047 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(436.35 ft / 426.51 ft) x 78.74 ft x (24.61 / 25.56 ft)
(133.00 m / 130.00 m) x 24.00 m x (7.50 / 7.79 m)
Armament:
4 - 11.02" / 280 mm 40.0 cal guns - 641.94lbs / 291.18kg shells, 90 per gun
Breech loading guns in turret on barbette mounts, 1897 Model
2 x Twin mounts on centreline, evenly spread
8 - 7.87" / 200 mm 40.0 cal guns - 233.94lbs / 106.11kg shells, 150 per gun
Breech loading guns in turret on barbette mounts, 1897 Model
4 x Twin mounts on sides, evenly spread
12 - 5.12" / 130 mm 40.0 cal guns - 64.25lbs / 29.14kg shells, 150 per gun
Breech loading guns in casemate mounts, 1897 Model
12 x Single mounts on sides, evenly spread
12 hull mounts in casemates- Limited use in heavy seas
8 - 1.97" / 50.0 mm 40.0 cal guns - 3.66lbs / 1.66kg shells, 150 per gun
Quick firing guns in deck mounts, 1897 Model
8 x Single mounts on sides, evenly spread
8 raised mounts
Weight of broadside 5,240 lbs / 2,377 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 11.8" / 300 mm 277.23 ft / 84.50 m 11.81 ft / 3.60 m
Ends: 3.94" / 100 mm 149.25 ft / 45.49 m 11.81 ft / 3.60 m
Upper: 5.91" / 150 mm 277.23 ft / 84.50 m 11.81 ft / 3.60 m
Main Belt covers 100 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 11.8" / 300 mm 7.87" / 200 mm 11.0" / 280 mm
2nd: 7.87" / 200 mm 0.59" / 15 mm 7.87" / 200 mm
3rd: 1.97" / 50 mm 0.79" / 20 mm 3.94" / 100 mm
4th: 0.79" / 20 mm 0.39" / 10 mm -
- Armoured deck - multiple decks:
For and Aft decks: 2.36" / 60 mm
Forecastle: 1.18" / 30 mm Quarter deck: 2.36" / 60 mm
- Conning towers: Forward 11.81" / 300 mm, Aft 7.87" / 200 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 14,745 ihp / 11,000 Kw = 18.06 kts
Range 4,500nm at 10.00 kts
Bunker at max displacement = 1,575 tons (100% coal)
Complement:
689 - 896
Cost:
£1.225 million / $4.901 million
Distribution of weights at normal displacement:
Armament: 898 tons, 5.8 %
- Guns: 898 tons, 5.8 %
Armour: 5,543 tons, 36.1 %
- Belts: 2,880 tons, 18.8 %
- Armament: 1,317 tons, 8.6 %
- Armour Deck: 1,083 tons, 7.1 %
- Conning Towers: 262 tons, 1.7 %
Machinery: 2,417 tons, 15.8 %
Hull, fittings & equipment: 4,656 tons, 30.3 %
Fuel, ammunition & stores: 1,533 tons, 10.0 %
Miscellaneous weights: 300 tons, 2.0 %
- Hull below water: 50 tons
---50 t: Torpedo tubes and reloads
- On freeboard deck: 250 tons
---50 t: Command facilities
---25 t: Long range radio
---175 t: Weight reserve
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
22,753 lbs / 10,320 Kg = 34.0 x 11.0 " / 280 mm shells or 2.7 torpedoes
Stability (Unstable if below 1.00): 1.36
Metacentric height 6.0 ft / 1.8 m
Roll period: 13.5 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.43
Seaboat quality (Average = 1.00): 1.93
Hull form characteristics:
Hull has a flush deck,
a ram bow and a cruiser stern
Block coefficient (normal/deep): 0.650 / 0.654
Length to Beam Ratio: 5.42 : 1
'Natural speed' for length: 20.65 kts
Power going to wave formation at top speed: 47 %
Trim (Max stability = 0, Max steadiness = 100): 37
Bow angle (Positive = bow angles forward): -10.00 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 %, 19.69 ft / 6.00 m, 19.69 ft / 6.00 m
- Forward deck: 30.00 %, 19.69 ft / 6.00 m, 19.69 ft / 6.00 m
- Aft deck: 35.00 %, 19.69 ft / 6.00 m, 19.69 ft / 6.00 m
- Quarter deck: 15.00 %, 19.69 ft / 6.00 m, 19.69 ft / 6.00 m
- Average freeboard: 19.69 ft / 6.00 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 76.5 %
- Above water (accommodation/working, high = better): 140.0 %
Waterplane Area: 25,727 Square feet or 2,390 Square metres
Displacement factor (Displacement / loading): 106 %
Structure weight / hull surface area: 138 lbs/sq ft or 675 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.91
- Longitudinal: 2.43
- Overall: 1.01
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
More guns and more deck armor. Slight improvements to secondaries and range.
(http://www.stardestroyer.net/Armour/ShepStuff/Website/DrakaWB/Ise1918.gif)
Ise class, Japan Battleship laid down 1918
Displacement:
27,011 t light; 29,064 t standard; 31,020 t normal; 32,585 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(704.23 ft / 700.00 ft) x 94.00 ft x (30.00 / 31.19 ft)
(214.65 m / 213.36 m) x 28.65 m x (9.14 / 9.51 m)
Armament:
12 - 14.00" / 356 mm 45.0 cal guns - 1,383.70lbs / 627.63kg shells, 142 per gun
Breech loading guns in turret on barbette mounts, 1918 Model
6 x Twin mounts on centreline ends, evenly spread
3 raised mounts - superfiring
12 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
Quick firing guns in casemate mounts, 1918 Model
12 x Single mounts on sides, evenly spread
10 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
Quick firing guns in deck mounts, 1918 Model
8 x Single mounts on sides, evenly spread
8 raised mounts
12 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 250 per gun
Quick firing guns in deck mounts, 1918 Model
4 x Triple mounts on sides, evenly spread
4 raised mounts
Weight of broadside 18,039 lbs / 8,183 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 12.0" / 305 mm 410.00 ft / 124.97 m 14.00 ft / 4.27 m
Ends: Unarmoured
Main Belt covers 90 % of normal length
- Torpedo Bulkhead - Additional damage containing bulkheads:
1.00" / 25 mm 410.00 ft / 124.97 m 24.00 ft / 7.32 m
Beam between torpedo bulkheads 74.00 ft / 22.56 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 7.00" / 178 mm 12.0" / 305 mm
2nd: 2.00" / 51 mm - -
3rd: 1.00" / 25 mm - -
- Armoured deck - multiple decks:
For and Aft decks: 4.00" / 102 mm
- Conning towers: Forward 12.00" / 305 mm, Aft 0.00" / 0 mm
Machinery:
Oil fired boilers, steam turbines,
Direct drive, 2 shafts, 54,780 shp / 40,866 Kw = 24.00 kts
Range 7,400nm at 14.00 kts
Bunker at max displacement = 3,521 tons
Complement:
1,168 - 1,519
Cost:
£5.679 million / $22.714 million
Distribution of weights at normal displacement:
Armament: 3,069 tons, 9.9 %
- Guns: 3,069 tons, 9.9 %
Armour: 9,561 tons, 30.8 %
- Belts: 2,996 tons, 9.7 %
- Torpedo bulkhead: 364 tons, 1.2 %
- Armament: 3,417 tons, 11.0 %
- Armour Deck: 2,528 tons, 8.2 %
- Conning Tower: 255 tons, 0.8 %
Machinery: 1,976 tons, 6.4 %
Hull, fittings & equipment: 11,945 tons, 38.5 %
Fuel, ammunition & stores: 4,009 tons, 12.9 %
Miscellaneous weights: 460 tons, 1.5 %
- Hull below water: 50 tons
- On freeboard deck: 100 tons
- Above deck: 310 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
41,485 lbs / 18,817 Kg = 30.2 x 14.0 " / 356 mm shells or 6.0 torpedoes
Stability (Unstable if below 1.00): 1.08
Metacentric height 5.3 ft / 1.6 m
Roll period: 17.2 seconds
Steadiness - As gun platform (Average = 50 %): 50 %
- Recoil effect (Restricted arc if above 1.00): 0.92
Seaboat quality (Average = 1.00): 1.26
Hull form characteristics:
Hull has a flush deck,
a normal bow and a cruiser stern
Block coefficient (normal/deep): 0.550 / 0.556
Length to Beam Ratio: 7.45 : 1
'Natural speed' for length: 26.46 kts
Power going to wave formation at top speed: 43 %
Trim (Max stability = 0, Max steadiness = 100): 40
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 30.00 %, 24.00 ft / 7.32 m, 19.00 ft / 5.79 m
- Forward deck: 20.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Aft deck: 35.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Quarter deck: 15.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Average freeboard: 19.60 ft / 5.97 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 88.7 %
- Above water (accommodation/working, high = better): 142.3 %
Waterplane Area: 45,921 Square feet or 4,266 Square metres
Displacement factor (Displacement / loading): 106 %
Structure weight / hull surface area: 202 lbs/sq ft or 985 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.97
- Longitudinal: 1.27
- Overall: 1.00
Adequate machinery, storage, compartmentation space
Excellent accommodation and workspace room
Good seaboat, rides out heavy weather easily
310t for 1912 FC
150t for Long-range wireless and spare