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- Wulao-Class, Taishe Dynasty Coastal Defense Ship laid down 1910 (Engine 1928)
- Displacement:
- 28,766 t light; 30,424 t standard; 31,567 t normal; 32,481 t full load
- Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
- (531.50 ft / 524.93 ft) x 111.55 ft x (29.53 / 30.25 ft)
- (162.00 m / 160.00 m) x 34.00 m x (9.00 / 9.22 m)
- Armament:
- 12 - 12.60" / 320 mm 50.0 cal guns - 1,267.66lbs / 575.00kg shells, 100 per gun
- Breech loading guns in turret on barbette mounts, 1924 Model
- 4 x 3-gun mounts on centreline, evenly spread
- 2 raised mounts
- 12 - 5.91" / 150 mm 50.0 cal guns - 109.02lbs / 49.45kg shells, 200 per gun
- Quick firing guns in casemate mounts, 1914 Model
- 12 x Single mounts on sides, evenly spread
- 12 - 3.15" / 80.0 mm 60.0 cal guns - 17.11lbs / 7.76kg shells, 300 per gun
- Quick firing guns in deck and hoist mounts, 1904 Model
- 6 x Twin mounts on sides, evenly spread
- 6 raised mounts
- 8 - 0.79" / 20.0 mm 70.0 cal guns - 0.26lbs / 0.12kg shells, 1,500 per gun
- Anti-air guns in deck mounts, 1918 Model
- 8 x Single mounts on sides, evenly spread
- Weight of broadside 16,728 lbs / 7,587 kg
- Armour:
- - Belts: Width (max) Length (avg) Height (avg)
- Main: 15.7" / 400 mm 341.21 ft / 104.00 m 11.91 ft / 3.63 m
- Ends: 9.84" / 250 mm 183.69 ft / 55.99 m 11.91 ft / 3.63 m
- Upper: 9.84" / 250 mm 341.21 ft / 104.00 m 8.01 ft / 2.44 m
- Main Belt covers 100 % of normal length
- - Torpedo Bulkhead - Additional damage containing bulkheads:
- 2.56" / 65 mm 341.21 ft / 104.00 m 28.25 ft / 8.61 m
- Beam between torpedo bulkheads 65.62 ft / 20.00 m
- - Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
- Main: 15.7" / 400 mm 9.84" / 250 mm 11.8" / 300 mm
- 2nd: 5.91" / 150 mm 1.97" / 50 mm 5.91" / 150 mm
- 3rd: 2.95" / 75 mm 1.97" / 50 mm 1.97" / 50 mm
- - Armoured deck - multiple decks:
- For and Aft decks: 5.91" / 150 mm
- Forecastle: 3.94" / 100 mm Quarter deck: 3.94" / 100 mm
- - Conning towers: Forward 15.75" / 400 mm, Aft 0.00" / 0 mm
- Machinery:
- Oil fired boilers, steam turbines,
- Electric motors, 4 shafts, 32,542 shp / 24,276 Kw = 20.00 kts
- Range 10,000nm at 10.00 kts
- Bunker at max displacement = 2,057 tons
- Complement:
- 1,183 - 1,539
- Cost:
- £2.562 million / $10.248 million
- Distribution of weights at normal displacement:
- Armament: 3,350 tons, 10.6 %
- - Guns: 3,350 tons, 10.6 %
- Armour: 13,961 tons, 44.2 %
- - Belts: 5,002 tons, 15.8 %
- - Torpedo bulkhead: 913 tons, 2.9 %
- - Armament: 3,123 tons, 9.9 %
- - Armour Deck: 4,585 tons, 14.5 %
- - Conning Tower: 339 tons, 1.1 %
- Machinery: 1,013 tons, 3.2 %
- Hull, fittings & equipment: 10,242 tons, 32.4 %
- Fuel, ammunition & stores: 2,801 tons, 8.9 %
- Miscellaneous weights: 200 tons, 0.6 %
- - On freeboard deck: 150 tons
- - Above deck: 50 tons
- Overall survivability and seakeeping ability:
- Survivability (Non-critical penetrating hits needed to sink ship):
- 61,529 lbs / 27,909 Kg = 61.5 x 12.6 " / 320 mm shells or 13.0 torpedoes
- Stability (Unstable if below 1.00): 1.25
- Metacentric height 8.8 ft / 2.7 m
- Roll period: 15.8 seconds
- Steadiness - As gun platform (Average = 50 %): 72 %
- - Recoil effect (Restricted arc if above 1.00): 0.53
- Seaboat quality (Average = 1.00): 1.45
- Hull form characteristics:
- Hull has a flush deck,
- a straight bulbous bow and a cruiser stern
- Block coefficient (normal/deep): 0.639 / 0.642
- Length to Beam Ratio: 4.71 : 1
- 'Natural speed' for length: 22.91 kts
- Power going to wave formation at top speed: 49 %
- Trim (Max stability = 0, Max steadiness = 100): 50
- Bow angle (Positive = bow angles forward): -5.00 degrees
- Stern overhang: 6.56 ft / 2.00 m
- Freeboard (% = length of deck as a percentage of waterline length):
- Fore end, Aft end
- - Forecastle: 20.00 %, 26.25 ft / 8.00 m, 22.97 ft / 7.00 m
- - Forward deck: 30.00 %, 22.97 ft / 7.00 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: 21.10 ft / 6.43 m
- Ship space, strength and comments:
- Space - Hull below water (magazines/engines, low = better): 88.6 %
- - Above water (accommodation/working, high = better): 146.2 %
- Waterplane Area: 44,406 Square feet or 4,125 Square metres
- Displacement factor (Displacement / loading): 106 %
- Structure weight / hull surface area: 205 lbs/sq ft or 999 Kg/sq metre
- Hull strength (Relative):
- - Cross-sectional: 0.92
- - Longitudinal: 2.16
- - Overall: 1.00
- Adequate machinery, storage, compartmentation space
- Excellent accommodation and workspace room
- Ship has slow, easy roll, a good, steady gun platform
- Good seaboat, rides out heavy weather easily
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