Seuxpa (ex Hrvatska) Thai (ex Yugoslavian) Light Cruiser, laid down 1916
Displacement: 4.033 t light; 4.190 t standard; 4.881 t normal; 5.413 t full load
Dimensions: Length overall / water x beam x draught
429,41 ft / 425,00 ft x 43,50 ft x 16,50 ft (normal load)
130,88 m / 129,54 m x 13,26 m x 5,03 m
Armament:
5 - 6,00" / 152 mm guns in single mounts, 108,00lbs / 48,99kg shells, 1916 Model Breech loading guns in deck mounts on centreline ends, majority forward, 2 raised mounts - superfiring
4 - 4,00" / 102 mm guns in single mounts, 32,00lbs / 14,51kg shells, 1916 Model Anti-aircraft guns in deck mounts on side, all amidships
4 - 1,57" / 40,0 mm guns (1x4 guns), 1,95lbs / 0,88kg shells, 1916 Model Anti-aircraft guns in deck mount on centreline aft
4 - 0,79" / 20,0 mm guns in single mounts, 0,24lbs / 0,11kg shells, 1916 Model Anti-aircraft guns in deck mounts on side, evenly spread
Weight of broadside 677 lbs / 307 kg
Shells per gun, main battery: 150
8 - 21,0" / 533,4 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 3,00" / 76 mm 360,00 ft / 109,73 m 9,00 ft / 2,74 m
Ends: 2,50" / 64 mm 65,00 ft / 19,81 m 8,00 ft / 2,44 m
Main Belt covers 130 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3,00" / 76 mm - -
2nd: 1,00" / 25 mm - -
3rd: 0,50" / 13 mm - -
4th: 0,50" / 13 mm - -
- Armour deck: 1,00" / 25 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 43.296 shp / 32.299 Kw = 29,00 kts
Range 6.430nm at 15,00 kts (Bunkerage = 1.243 tons)
Complement: 291 - 379
Cost: £0,717 million / $2,867 million
Distribution of weights at normal displacement:
Armament: 85 tons, 1,7 %
Armour: 730 tons, 14,9 %
- Belts: 439 tons, 9,0 %
- Torpedo bulkhead: 0 tons, 0,0 %
- Armament: 57 tons, 1,2 %
- Armour Deck: 234 tons, 4,8 %
- Conning Tower: 0 tons, 0,0 %
Machinery: 1.613 tons, 33,1 %
Hull, fittings & equipment: 1.566 tons, 32,1 %
Fuel, ammunition & stores: 848 tons, 17,4 %
Miscellaneous weights: 40 tons, 0,8 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
3.992 lbs / 1.811 Kg = 37,0 x 6,0 " / 152 mm shells or 0,8 torpedoes
Stability (Unstable if below 1.00): 1,37
Metacentric height 2,5 ft / 0,8 m
Steadiness - As gun platform (Average = 50 %): 63 %
- Recoil effect (Restricted arc if above 1.00): 0,20
Seaboat quality (Average = 1.00): 1,26
Hull form characteristics:
Hull has raised forecastle
Block coefficient: 0,560
Length to Beam Ratio: 9,77 : 1
'Natural speed' for length: 20,62 kts
Power going to wave formation at top speed: 62 %
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: 25,00 ft / 7,62 m
- Forecastle (35 %): 23,00 ft / 7,01 m (14,50 ft / 4,42 m aft of break)
- Mid (50 %): 14,50 ft / 4,42 m
- Quarterdeck (15 %): 14,50 ft / 4,42 m
- Stern: 14,50 ft / 4,42 m
- Average freeboard: 17,76 ft / 5,41 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 121,6 %
- Above water (accommodation/working, high = better): 84,3 %
Waterplane Area: 12.653 Square feet or 1.176 Square metres
Displacement factor (Displacement / loading): 104 %
Structure weight / hull surface area: 66 lbs/sq ft or 321 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,92
- Longitudinal: 2,13
- Overall: 1,00
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is cramped
Good seaboat, rides out heavy weather easily
One unit
Simmer unknown