NUS Pacific Shipyards

[Jefgte]

For memory...

EC-27000SHP, NUS 2T3x230 laid down 1921 (Engine 1909)

Displacement:
   6 210 t light; 6 540 t standard; 7 330 t normal; 7 961 t full load

Dimensions: Length overall / water x beam x draught
   492.13 ft / 492.13 ft x 55.77 ft x 18.69 ft (normal load)
   150.00 m / 150.00 m x 17.00 m  x 5.70 m

Armament:
      6 - 9.06" / 230 mm guns (2x3 guns), 371.24lbs / 168.39kg shells, 1921 Model
     Breech loading guns in turrets (on barbettes)
     on centreline, evenly spread
      8 - 4.72" / 120 mm guns (4x2 guns), 52.72lbs / 23.92kg shells, 1921 Model
     Breech loading guns in deck mounts with hoists
     on side, evenly spread
      4 - 1.57" / 40.0 mm guns (2x2 guns), 1.95lbs / 0.89kg shells, 1921 Model
     Quick firing guns in deck mounts
     on side, evenly spread, all raised mounts
      4 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1921 Model
     Machine guns in deck mounts
     on side, evenly spread, all raised mounts
   Weight of broadside 2 657 lbs / 1 205 kg
   Shells per gun, main battery: 120
   6 - 21.0" / 533 mm above water torpedoes

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   4.72" / 120 mm   308.40 ft / 94.00 m   9.45 ft / 2.88 m
   Ends:   1.57" / 40 mm   131.23 ft / 40.00 m   8.01 ft / 2.44 m
     52.49 ft / 16.00 m Unarmoured ends
     Main Belt covers 96 % of normal length

   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   5.91" / 150 mm   2.36" / 60 mm      4.72" / 120 mm
   2nd:   1.57" / 40 mm   0.79" / 20 mm      1.97" / 50 mm
   3rd:   0.79" / 20 mm         -               -
   4th:   0.50" / 13 mm         -               -

   - Armour deck: 1.38" / 35 mm, Conning tower: 4.72" / 120 mm

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 4 shafts, 27 000 shp / 20 142 Kw = 24.67 kts
   Range 7 000nm at 12.00 kts
   Bunker at max displacement = 1 421 tons

Complement:
   395 - 514

Cost:
   £1.701 million / $6.803 million

Distribution of weights at normal displacement:
   Armament: 332 tons, 4.5 %
   Armour: 1 437 tons, 19.6 %
      - Belts: 644 tons, 8.8 %
      - Torpedo bulkhead: 0 tons, 0.0 %
      - Armament: 288 tons, 3.9 %
      - Armour Deck: 466 tons, 6.4 %
      - Conning Tower: 38 tons, 0.5 %
   Machinery: 1 227 tons, 16.7 %
   Hull, fittings & equipment: 2 913 tons, 39.7 %
   Fuel, ammunition & stores: 1 120 tons, 15.3 %
   Miscellaneous weights: 300 tons, 4.1 %

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     7 956 lbs / 3 609 Kg = 21.4 x 9.1 " / 230 mm shells or 1.4 torpedoes
   Stability (Unstable if below 1.00): 1.10
   Metacentric height 2.5 ft / 0.8 m
   Roll period: 14.8 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.69
   Seaboat quality  (Average = 1.00): 1.16

Hull form characteristics:
   Hull has a flush deck
   Block coefficient: 0.500
   Length to Beam Ratio: 8.82 : 1
   'Natural speed' for length: 22.18 kts
   Power going to wave formation at top speed: 49 %
   Trim (Max stability = 0, Max steadiness = 100): 60
   Bow angle (Positive = bow angles forward): 0.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      19.03 ft / 5.80 m
      - Forecastle (18 %):   15.75 ft / 4.80 m
      - Mid (50 %):      12.47 ft / 3.80 m
      - Quarterdeck (16 %):   12.47 ft / 3.80 m
      - Stern:      12.47 ft / 3.80 m
      - Average freeboard:   13.82 ft / 4.21 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 93.4 %
      - Above water (accommodation/working, high = better): 99.4 %
   Waterplane Area: 18 288 Square feet or 1 699 Square metres
   Displacement factor (Displacement / loading): 107 %
   Structure weight / hull surface area: 107 lbs/sq ft or 520 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.97
      - Longitudinal: 1.25
      - Overall: 1.00
   Hull space for machinery, storage, compartmentation is adequate
   Room for accommodation and workspaces is adequate
   Ship has slow, easy roll, a good, steady gun platform

Amazonas engines-27000shp-
cost-5BP & 6.21$

[Jefgte]

a Study to replace in 1928-30, the old PDNs

Sin Miedo (Fearless-Peur de rien), NUS Pocket BB-Coastal defender laid down 1926

Displacement:
   10 000 t light; 10 512 t standard; 11 138 t normal; 11 639 t full load

Dimensions: Length overall / water x beam x draught
   393.70 ft / 393.70 ft x 74.48 ft x 22.16 ft (normal load)
   120.00 m / 120.00 m x 22.70 m  x 6.75 m

Armament:
      4 - 13.39" / 340 mm guns (2x2 guns), 1 200.00lbs / 544.31kg shells, 1926 Model
     Breech loading guns in turrets (on barbettes)
     on centreline, evenly spread
      4 - 4.72" / 120 mm guns (2x2 guns), 52.72lbs / 23.92kg shells, 1926 Model
     Quick firing guns in deck mounts with hoists
     on side, all amidships
      2 - 4.72" / 120 mm guns (1x2 guns), 52.72lbs / 23.92kg shells, 1926 Model
     Quick firing guns in a deck mount with hoist
     on centreline amidships
      4 - 1.57" / 40.0 mm guns (2x2 guns), 1.95lbs / 0.89kg shells, 1926 Model
     Anti-aircraft guns in deck mounts
     on side, evenly spread, all raised mounts
      4 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1926 Model
     Machine guns in deck mounts
     on side, evenly spread, all raised mounts
   Weight of broadside 5 124 lbs / 2 324 kg
   Shells per gun, main battery: 100

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   12.6" / 320 mm   259.19 ft / 79.00 m   10.00 ft / 3.05 m
   Ends:   1.57" / 40 mm     98.43 ft / 30.00 m   8.01 ft / 2.44 m
     36.09 ft / 11.00 m Unarmoured ends
     Main Belt covers 101 % of normal length

   - Torpedo Bulkhead:
      1.38" / 35 mm   259.19 ft / 79.00 m   21.98 ft / 6.70 m

   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   13.4" / 340 mm   3.94" / 100 mm      11.8" / 300 mm
   2nd:   1.57" / 40 mm   0.79" / 20 mm      1.97" / 50 mm
   3rd:   0.79" / 20 mm         -               -
   4th:   0.50" / 13 mm         -               -

   - Armour deck: 2.76" / 70 mm, Conning tower: 11.81" / 300 mm

Machinery:
   Oil fired boilers, steam turbines,
   Geared drive, 3 shafts, 29 000 shp / 21 634 Kw = 22.39 kts
   Range 7 000nm at 12.00 kts
   Bunker at max displacement = 1 127 tons

Complement:
   541 - 704

Cost:
   £3.516 million / $14.063 million

Distribution of weights at normal displacement:
   Armament: 640 tons, 5.7 %
   Armour: 3 890 tons, 34.9 %
      - Belts: 1 502 tons, 13.5 %
      - Torpedo bulkhead: 290 tons, 2.6 %
      - Armament: 877 tons, 7.9 %
      - Armour Deck: 1 093 tons, 9.8 %
      - Conning Tower: 127 tons, 1.1 %
   Machinery: 928 tons, 8.3 %
   Hull, fittings & equipment: 4 246 tons, 38.1 %
   Fuel, ammunition & stores: 1 138 tons, 10.2 %
   Miscellaneous weights: 296 tons, 2.7 %

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     15 152 lbs / 6 873 Kg = 12.6 x 13.4 " / 340 mm shells or 3.1 torpedoes
   Stability (Unstable if below 1.00): 1.10
   Metacentric height 3.8 ft / 1.2 m
   Roll period: 16.0 seconds
   Steadiness   - As gun platform (Average = 50 %): 53 %
         - Recoil effect (Restricted arc if above 1.00): 0.54
   Seaboat quality  (Average = 1.00): 1.02

Hull form characteristics:
   Hull has a flush deck
   Block coefficient: 0.600
   Length to Beam Ratio: 5.29 : 1
   'Natural speed' for length: 19.84 kts
   Power going to wave formation at top speed: 60 %
   Trim (Max stability = 0, Max steadiness = 100): 52
   Bow angle (Positive = bow angles forward): 0.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      22.31 ft / 6.80 m
      - Forecastle (23 %):   19.69 ft / 6.00 m
      - Mid (50 %):      15.75 ft / 4.80 m
      - Quarterdeck (21 %):   15.75 ft / 4.80 m
      - Stern:      15.75 ft / 4.80 m
      - Average freeboard:   17.41 ft / 5.31 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 100.4 %
      - Above water (accommodation/working, high = better): 126.1 %
   Waterplane Area: 21 445 Square feet or 1 992 Square metres
   Displacement factor (Displacement / loading): 100 %
   Structure weight / hull surface area: 141 lbs/sq ft or 687 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.90
      - Longitudinal: 2.55
      - Overall: 1.00
   Hull space for machinery, storage, compartmentation is adequate
   Room for accommodation and workspaces is excellent