Zunyi, China Heavy Cruiser laid down 1932
Displacement:
10.842 t light; 11.313 t standard; 12.859 t normal; 14.095 t full load
Dimensions: Length overall / water x beam x draught
576,65 ft / 557,74 ft x 57,41 ft x 24,44 ft (normal load)
175,76 m / 170,00 m x 17,50 m x 7,45 m
Armament:
9 - 7,99" / 203 mm guns (3x3 guns), 255,24lbs / 115,77kg shells, 1932 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
8 - 3,46" / 88,0 mm guns (4x2 guns), 20,79lbs / 9,43kg shells, 1932 Model
Anti-aircraft guns in deck mounts with hoists
on centreline, all aft, 2 raised mounts - superfiring
8 - 3,46" / 88,0 mm guns (4x2 guns), 20,79lbs / 9,43kg shells, 1932 Model
Anti-aircraft guns in deck mounts
on side, all forward, 2 raised mounts - superfiring
8 - 1,46" / 37,0 mm guns (4x2 guns), 1,55lbs / 0,70kg shells, 1932 Model
Quick firing guns in deck mounts
on side, evenly spread
12 - 0,79" / 20,0 mm guns in single mounts, 0,24lbs / 0,11kg shells, 1932 Model
Machine guns in deck mounts
on side, evenly spread, 4 raised mounts
Weight of broadside 2.645 lbs / 1.200 kg
Shells per gun, main battery: 140
8 - 21,0" / 533 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 5,91" / 150 mm 345,80 ft / 105,40 m 8,86 ft / 2,70 m
Ends: Unarmoured
Main Belt covers 95% of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 5,91" / 150 mm 3,74" / 95 mm 5,91" / 150 mm
2nd: 1,57" / 40 mm 0,79" / 20 mm -
3rd: 1,57" / 40 mm 0,79" / 20 mm -
4th: 0,98" / 25 mm - -
5th: 0,47" / 12 mm - -
- Armour deck: 3,35" / 85 mm, Conning tower: 5,51" / 140 mm
Machinery:
Diesel Internal combustion motors,
Geared drive, 3 shafts, 97.337 shp / 72.613 Kw = 31,40 kts
Range 9.000nm at 16,10 kts
Bunker at max displacement = 2.782 tons
Complement:
603 - 784
Cost:
£4,816 million / $19,262 million
Distribution of weights at normal displacement:
Armament: 331 tons, 2,6%
Armour: 2.872 tons, 22,3%
- Belts: 763 tons, 5,9%
- Torpedo bulkhead: 0 tons, 0,0%
- Armament: 628 tons, 4,9%
- Armour Deck: 1.416 tons, 11,0%
- Conning Tower: 65 tons, 0,5%
Machinery: 2.873 tons, 22,3%
Hull, fittings & equipment: 4.616 tons, 35,9%
Fuel, ammunition & stores: 2.017 tons, 15,7%
Miscellaneous weights: 150 tons, 1,2%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
14.590 lbs / 6.618 Kg = 57,2 x 8,0 " / 203 mm shells or 1,7 torpedoes
Stability (Unstable if below 1.00): 1,06
Metacentric height 2,5 ft / 0,7 m
Roll period: 15,4 seconds
Steadiness - As gun platform (Average = 50 %): 52 %
- Recoil effect (Restricted arc if above 1.00): 0,81
Seaboat quality (Average = 1.00): 1,04
Hull form characteristics:
Hull has low quarterdeck
Block coefficient: 0,575
Length to Beam Ratio: 9,71 : 1
'Natural speed' for length: 23,62 kts
Power going to wave formation at top speed: 60 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 25,00 degrees
Stern overhang: 5,91 ft / 1,80 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 27,89 ft / 8,50 m
- Forecastle (18%): 21,33 ft / 6,50 m
- Mid (50%): 21,33 ft / 6,50 m
- Quarterdeck (15%): 17,72 ft / 5,40 m (20,01 ft / 6,10 m before break)
- Stern: 17,72 ft / 5,40 m
- Average freeboard: 21,03 ft / 6,41 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 94,0%
- Above water (accommodation/working, high = better): 125,6%
Waterplane Area: 22.879 Square feet or 2.126 Square metres
Displacement factor (Displacement / loading): 113%
Structure weight / hull surface area: 115 lbs/sq ft or 559 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,96
- Longitudinal: 1,91
- Overall: 1,03
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent
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I hope i have learned a little and this version is now better than the others.