Cape Infante , laid down 1926, refitted 1942
Cape Agulhas , laid down 1927, refitted 1943
Displacement:
10.000 t light; 10.515 t standard (10.200 t officially); 11.458 t normal; 12.213 t full load
Dimensions: Length overall / water x beam x draught
631,64 ft / 617,62 ft x 62,34 ft x 20,83 ft (normal load)
192,53 m / 188,25 m x 19,00 m x 6,35 m
Armament:
8 - 8,27" / 210 mm guns (4x2 guns), 282,57lbs / 128,17kg shells, 1926 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread, 2 raised mounts - superfiring
12 - 4,13" / 105 mm guns (6x2 guns), 35,32lbs / 16,02kg shells, 1926 Model
Breech loading guns in deck mounts
on side, evenly spread
20 - 1,57" / 40,0 mm guns (8 mounts), 1,95lbs / 0,88kg shells, 1923 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, 6 raised mounts
12 - 0,79" / 20,0 mm guns (10 mounts), 0,24lbs / 0,11kg shells, 1924 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, 2 raised mounts
Weight of broadside 2.726 lbs / 1.237 kg
Shells per gun, main battery: 180
8 - 21,0" / 533 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 4,72" / 120 mm 439,17 ft / 133,86 m 8,53 ft / 2,60 m
Ends: Unarmoured
Main Belt covers 109% of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 4,13" / 105 mm 2,76" / 70 mm 3,94" / 100 mm
2nd: 0,98" / 25 mm - -
3rd: 0,59" / 15 mm - -
4th: 0,39" / 10 mm - -
- Armour deck: 1,77" / 45 mm, Conning tower: 1,18" / 30 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 93.834 shp / 70.000 Kw = 32,30 kts
Range 10.360nm at 12,00 kts
Bunker at max displacement = 1.699 tons
Complement:
553 - 719
Cost:
£3,651 million / $14,603 million
Distribution of weights at normal displacement:
Armament: 341 tons, 3,0%
Armour: 2.027 tons, 17,7%
- Belts: 727 tons, 6,3%
- Torpedo bulkhead: 0 tons, 0,0%
- Armament: 446 tons, 3,9%
- Armour Deck: 841 tons, 7,3%
- Conning Tower: 13 tons, 0,1%
Machinery: 3.004 tons, 26,2%
Hull, fittings & equipment: 4.553 tons, 39,7%
Fuel, ammunition & stores: 1.459 tons, 12,7%
Miscellaneous weights: 75 tons, 0,7%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
10.602 lbs / 4.809 Kg = 37,5 x 8,3 " / 210 mm shells or 1,4 torpedoes
Stability (Unstable if below 1.00): 1,05
Metacentric height 2,7 ft / 0,8 m
Roll period: 15,9 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0,68
Seaboat quality (Average = 1.00): 1,00
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0,500
Length to Beam Ratio: 9,91 : 1
'Natural speed' for length: 24,85 kts
Power going to wave formation at top speed: 56 %
Trim (Max stability = 0, Max steadiness = 100): 70
Bow angle (Positive = bow angles forward): 20,00 degrees
Stern overhang: 5,91 ft / 1,80 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22,31 ft / 6,80 m
- Forecastle (31%): 18,21 ft / 5,55 m
- Mid (50%): 18,21 ft / 5,55 m
- Quarterdeck (15%): 18,21 ft / 5,55 m
- Stern: 18,21 ft / 5,55 m
- Average freeboard: 18,72 ft / 5,71 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 109,4%
- Above water (accommodation/working, high = better): 137,9%
Waterplane Area: 25.651 Square feet or 2.383 Square metres
Displacement factor (Displacement / loading): 106%
Structure weight / hull surface area: 113 lbs/sq ft or 554 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,98
- Longitudinal: 1,18
- Overall: 1,00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
After refit
Displacement:
9.994 t light; 10.515 t standard; 11.458 t normal; 12.213 t full load
Dimensions: Length overall / water x beam x draught
631,88 ft / 617,62 ft x 62,34 ft x 20,83 ft (normal load)
192,60 m / 188,25 m x 19,00 m x 6,35 m
Armament:
8 - 8,27" / 210 mm guns (4x2 guns), 282,57lbs / 128,17kg shells, 1926 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread, 2 raised mounts - superfiring
20 - 2,95" / 75,0 mm guns (10x2 guns), 12,87lbs / 5,84kg shells, 1942 Model
Automatic rapid fire guns in deck mounts with hoists
on side, evenly spread, 6 raised mounts
12 - 0,79" / 20,0 mm guns (2x6 guns), 0,24lbs / 0,11kg shells, 1935 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
12 - 0,79" / 20,0 mm guns (6x2 guns), 0,24lbs / 0,11kg shells, 1924 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 2.524 lbs / 1.145 kg
Shells per gun, main battery: 200
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 4,72" / 120 mm 439,17 ft / 133,86 m 8,53 ft / 2,60 m
Ends: Unarmoured
Main Belt covers 109% of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 4,13" / 105 mm 2,76" / 70 mm 3,94" / 100 mm
2nd: 1,18" / 30 mm - 0,98" / 25 mm
3rd: 0,39" / 10 mm - -
4th: 0,39" / 10 mm - -
- Armour deck: 1,77" / 45 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 93.834 shp / 70.000 Kw = 32,30 kts
Range 10.360nm at 12,00 kts
Bunker at max displacement = 1.699 tons
Complement:
553 - 719
Cost:
£3,595 million / $14,381 million
Distribution of weights at normal displacement:
Armament: 322 tons, 2,8%
Armour: 2.021 tons, 17,6%
- Belts: 727 tons, 6,3%
- Torpedo bulkhead: 0 tons, 0,0%
- Armament: 453 tons, 4,0%
- Armour Deck: 841 tons, 7,3%
- Conning Tower: 0 tons, 0,0%
Machinery: 3.004 tons, 26,2%
Hull, fittings & equipment: 4.548 tons, 39,7%
Fuel, ammunition & stores: 1.464 tons, 12,8%
Miscellaneous weights: 100 tons, 0,9%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
10.657 lbs / 4.834 Kg = 37,7 x 8,3 " / 210 mm shells or 1,4 torpedoes
Stability (Unstable if below 1.00): 1,03
Metacentric height 2,6 ft / 0,8 m
Roll period: 16,2 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0,68
Seaboat quality (Average = 1.00): 1,00
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0,500
Length to Beam Ratio: 9,91 : 1
'Natural speed' for length: 24,85 kts
Power going to wave formation at top speed: 56 %
Trim (Max stability = 0, Max steadiness = 100): 70
Bow angle (Positive = bow angles forward): 20,00 degrees
Stern overhang: 5,91 ft / 1,80 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22,97 ft / 7,00 m
- Forecastle (31%): 18,21 ft / 5,55 m
- Mid (50%): 18,21 ft / 5,55 m
- Quarterdeck (15%): 18,21 ft / 5,55 m
- Stern: 18,21 ft / 5,55 m
- Average freeboard: 18,80 ft / 5,73 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 108,5%
- Above water (accommodation/working, high = better): 160,9%
Waterplane Area: 25.651 Square feet or 2.383 Square metres
Displacement factor (Displacement / loading): 107%
Structure weight / hull surface area: 113 lbs/sq ft or 553 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,98
- Longitudinal: 1,17
- Overall: 1,00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform