Image originally by Wes/thesmilingassassin and modified by me.
Valparaiso, Chilean Battlecruiser laid down 1911; Refitted 1934-1935 (Nordish designed; Gota Lejon-class)
Displacement:
25,268 t light; 26,557 t standard; 28,929 t normal; 30,828 t full load
Dimensions: Length overall / water x beam x draught
710.00 ft / 700.00 ft x 88.50 ft (Bulges 98.50 ft) x 26.70 ft (normal load)
216.41 m / 213.36 m x 26.97 m (Bulges 30.02 m) x 8.14 m
Armament:
8 - 13.39" / 340 mm guns (4x2 guns), 1,199.24lbs / 543.97kg shells, 1911 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread, 1 raised mount - superfiring
20 - 4.33" / 110 mm guns (10x2 guns), 40.61lbs / 18.42kg shells, 1934 Model
Dual purpose guns in deck mounts with hoists
on side, evenly spread, 4 raised mounts
20 - 1.46" / 37.0 mm guns (8 mounts), 1.55lbs / 0.70kg shells, 1911 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised mounts
8 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1911 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 10,438 lbs / 4,734 kg
Shells per gun, main battery: 120
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 10.0" / 254 mm 484.00 ft / 147.52 m 12.00 ft / 3.66 m
Ends: Unarmoured
Upper: 4.50" / 114 mm 484.00 ft / 147.52 m 8.00 ft / 2.44 m
Main Belt covers 106 % of normal length
- Torpedo Bulkhead and Bulges:
1.50" / 38 mm 484.00 ft / 147.52 m 26.00 ft / 7.92 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 10.0" / 254 mm 10.0" / 254 mm
2nd: 2.00" / 51 mm 1.00" / 25 mm 1.00" / 25 mm
3rd: 0.50" / 13 mm - -
4th: 0.50" / 13 mm - -
- Armour deck: 5.00" / 127 mm, Conning tower: 10.00" / 254 mm
Machinery:
Oil fired boilers, steam turbines,
Electric cruising motors plus geared drives, 4 shafts, 83,318 shp / 62,155 Kw = 27.00 kts
Range 10,000nm at 15.00 kts
Bunker at max displacement = 4,271 tons
Complement:
1,108 - 1,441
Cost:
£2.316 million / $9.264 million
Distribution of weights at normal displacement:
Armament: 1,305 tons, 4.5 %
Armour: 10,252 tons, 35.4 %
- Belts: 3,183 tons, 11.0 %
- Torpedo bulkhead: 698 tons, 2.4 %
- Armament: 2,168 tons, 7.5 %
- Armour Deck: 3,999 tons, 13.8 %
- Conning Tower: 203 tons, 0.7 %
Machinery: 2,397 tons, 8.3 %
Hull, fittings & equipment: 11,014 tons, 38.1 %
Fuel, ammunition & stores: 3,661 tons, 12.7 %
Miscellaneous weights: 300 tons, 1.0 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
45,869 lbs / 20,806 Kg = 38.2 x 13.4 " / 340 mm shells or 8.0 torpedoes
Stability (Unstable if below 1.00): 1.13
Metacentric height 5.2 ft / 1.6 m
Roll period: 18.1 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.51
Seaboat quality (Average = 1.00): 1.25
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.550
Length to Beam Ratio: 7.11 : 1
'Natural speed' for length: 26.46 kts
Power going to wave formation at top speed: 49 %
Trim (Max stability = 0, Max steadiness = 100): 56
Bow angle (Positive = bow angles forward): 18.43 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 30.00 ft / 9.14 m
- Forecastle (20 %): 24.00 ft / 7.32 m
- Mid (68 %): 22.00 ft / 6.71 m (14.00 ft / 4.27 m aft of break)
- Quarterdeck (15 %): 14.00 ft / 4.27 m
- Stern: 14.00 ft / 4.27 m
- Average freeboard: 20.80 ft / 6.34 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 81.4 %
- Above water (accommodation/working, high = better): 153.5 %
Waterplane Area: 43,234 Square feet or 4,017 Square metres
Displacement factor (Displacement / loading): 112 %
Structure weight / hull surface area: 174 lbs/sq ft or 848 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.99
- Longitudinal: 1.22
- Overall: 1.01
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily
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Santiago, Chilean Battlecruiser laid down 1911; Refitted 1930 (Nordish designed; Gota Lejon-class)
Displacement:
25,635 t light; 26,929 t standard; 30,438 t normal; 33,245 t full load
Dimensions: Length overall / water x beam x draught
704.06 ft / 700.00 ft x 88.50 ft (Bulges 100.00 ft) x 26.70 ft (normal load)
214.60 m / 213.36 m x 26.97 m (Bulges 30.48 m) x 8.14 m
Armament:
8 - 13.40" / 340 mm guns (4x2 guns), 1,203.05lbs / 545.69kg shells, 1911 Model
Breech loading guns in turrets (on barbettes)
on centreline, evenly spread, 1 raised mount
Aft Main mounts separated by engine room
12 - 5.90" / 150 mm guns (4x3 guns), 102.69lbs / 46.58kg shells, 1930 Model
Breech loading guns in turrets (on barbettes)
on side ends, evenly spread
12 - 4.33" / 110 mm guns in single mounts, 40.61lbs / 18.42kg shells, 1930 Model
Dual purpose guns in deck mounts with hoists
on side, evenly spread
32 - 1.46" / 37.0 mm guns (4x8 guns), 1.55lbs / 0.70kg shells, 1911 Model
Anti-aircraft guns in deck mounts
on side, evenly spread
20 - 0.79" / 20.0 mm guns in single mounts, 0.24lbs / 0.11kg shells, 1911 Model
Anti-aircraft guns in deck mounts
on side, evenly spread
Weight of broadside 11,398 lbs / 5,170 kg
Shells per gun, main battery: 105
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 10.0" / 254 mm 484.00 ft / 147.52 m 12.00 ft / 3.66 m
Ends: Unarmoured
Upper: 4.50" / 114 mm 484.00 ft / 147.52 m 8.00 ft / 2.44 m
Main Belt covers 106 % of normal length
- Torpedo Bulkhead and Bulges:
1.50" / 38 mm 484.00 ft / 147.52 m 26.00 ft / 7.92 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 12.0" / 305 mm 10.0" / 254 mm 10.0" / 254 mm
2nd: 6.00" / 152 mm 2.50" / 64 mm 3.00" / 76 mm
3rd: 4.00" / 102 mm 2.00" / 51 mm 2.00" / 51 mm
4th: 0.50" / 13 mm - -
5th: 0.50" / 13 mm - -
- Armour deck: 5.00" / 127 mm, Conning tower: 5.00" / 127 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 86,908 shp / 64,833 Kw = 27.00 kts
Range 14,000nm at 15.00 kts
Bunker at max displacement = 6,316 tons
Complement:
1,151 - 1,497
Cost:
£2.463 million / $9.851 million
Distribution of weights at normal displacement:
Armament: 1,425 tons, 4.7 %
Armour: 10,542 tons, 34.6 %
- Belts: 3,187 tons, 10.5 %
- Torpedo bulkhead: 698 tons, 2.3 %
- Armament: 2,476 tons, 8.1 %
- Armour Deck: 4,075 tons, 13.4 %
- Conning Tower: 105 tons, 0.3 %
Machinery: 2,634 tons, 8.7 %
Hull, fittings & equipment: 10,984 tons, 36.1 %
Fuel, ammunition & stores: 4,803 tons, 15.8 %
Miscellaneous weights: 50 tons, 0.2 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
46,581 lbs / 21,129 Kg = 38.7 x 13.4 " / 340 mm shells or 8.0 torpedoes
Stability (Unstable if below 1.00): 1.23
Metacentric height 6.1 ft / 1.9 m
Roll period: 17.0 seconds
Steadiness - As gun platform (Average = 50 %): 53 %
- Recoil effect (Restricted arc if above 1.00): 0.38
Seaboat quality (Average = 1.00): 1.06
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.570
Length to Beam Ratio: 7.00 : 1
'Natural speed' for length: 26.46 kts
Power going to wave formation at top speed: 50 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 23.00 ft / 7.01 m
- Forecastle (20 %): 21.00 ft / 6.40 m
- Mid (62 %): 21.00 ft / 6.40 m (13.00 ft / 3.96 m aft of break)
- Quarterdeck (20 %): 13.00 ft / 3.96 m
- Stern: 13.00 ft / 3.96 m
- Average freeboard: 18.12 ft / 5.52 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 82.9 %
- Above water (accommodation/working, high = better): 135.6 %
Waterplane Area: 44,053 Square feet or 4,093 Square metres
Displacement factor (Displacement / loading): 112 %
Structure weight / hull surface area: 174 lbs/sq ft or 851 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.00
- Longitudinal: 1.03
- Overall: 1.00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Breakdown of Weights
N/A
Ships in Class
-
Valparaiso (BB-7) - 1911, rebuilt 1935 (ex-
Folkunga Leon, acquired 1934) - traded to Nordmark, 1940
-
Santiago (BB-8) - 1911, rebuilt 1930 (ex-
Den Norske Løve, acquired 1937) - traded to Nordmark, 1940