Make your own free website on Tripod.com
Fantasy Fleet Page
Izmail Class Battlecruisers
Home
French Strategic Resources
French Coast Defenses
Russian Coast Defenses
The Fleet of the Republic of France
Port Facilities of the Republic of France
French Atlantic Fleet
French Indian Ocean Flotilla
French Mediterranian Fleet
French Pacific Fleet
French ships under construction
Obsolete French ships
French Ship Designs
French Naval Guns
Russian Federation Port Facilities
Russian Federation Fleet, as of 1/1/1921
Russian Federation Baltic Sea Fleet
Russian Federation Black Sea Fleet
Russian Federation Northern Fleet
Russian Federation Pacific Fleet
Russian Federation Caspian Sea Flotilla
Russian River Flotillas
Russian Federation ships under construction
Obsolete Russian ships
Russian Ship Designs
Russian Naval Guns
Treaty tables

The Izmail Class Battlecruisers are powerfully armed, if a little slower than contemporary battlecruisers.  They are named after Russian war victories.

izmail.gif


Izmail Class Battlecruiser, laid down 1913
     Length, 225.0 m x Beam, 30.5 m x Depth, 9.6 m
          33877 tonnes normal displacement (32486 tonnes standard)
     Main battery:      12 x 35.6-cm  (4 x 3; 1 superfiring)
     Secondary battery: 24 x 13.0-cm (24 x 1)
     QF battery:         4 x  7.5-cm  (4 x 1)
     Light battery:      4 x  1.3-cm  (4 x 1)
          Weight of broadside: 8271 kg
     6 TT, 53.0 cm
     Main belt, 24.0 cm; ends unarmored
     Upper belt, 10.0 cm
     Torpedo bulkhead, 3.0 cm
     Armor deck, average 6.0 cm
     Conning tower, 39.0 cm
     Battery armor:
          Main, 30.5 cm / secondary, 15.0 cm
          QF, 2.5 cm shields 
     Maximum speed for 65676 shaft kw = 27.00 knots
          Approximate cruising radius, 3000 nm / 16 knots
     Typical complement: 1249-1623

                    Estimated cost, $15.071 million (3.768 million)
          Remarks:
     Oil firing.
     Relative extent of belt armor, 107 percent of 'typical' coverage.
     Ship has slow, easy roll; a good, steady gun platform.
     Good seaboat; rides out heavy weather easily.
     Ship is roomy, with superior accommodation and working space.
     Main deck secondary guns subject to being washed down
     in a seaway.

          Distribution of weights:
                                                       Percent
                                                       normal
                                                    displacement:
          Armament .........................   2275 tonnes =   7 pct
          Armor, total .....................  10113 tonnes =  30 pct
               Belt                            3140 tonnes =   9 pct
               Torpedo bulkhead                 660 tonnes =   2 pct
               Deck                            2053 tonnes =   6 pct
               C.T.                             348 tonnes =   1 pct
               Armament                        3913 tonnes =  12 pct
          Machinery ........................   3448 tonnes =  10 pct
          Hull and fittings; equipment .....  14455 tonnes =  43 pct
          Fuel, ammunition, stores .........   3585 tonnes =  11 pct
          Miscellaneous weights ............      0 tonnes =   0 pct
                                              -----
                                              33877 tonnes = 100 pct
          Estimated metacentric height, 1.5 m
     Displacement summary:
          Light ship:             30292 tonnes
          Standard displacement:  32486 tonnes
          Normal service:         33877 tonnes
          Full load:              34855 tonnes
          Loading submergence 4407 tonnes/metre
     +++++++++++++++++++++++++

     Estimated overall survivability and seakeeping ability:
          Relative margin of stability: 1.00
          Shellfire needed to sink: 12308 kg = 19.7 x 35.6-cm shells
               (Approximates weight of penetrating
               shell hits needed to sink ship,
               not counting critical hits)
          Torpedoes needed to sink: 3.7
               (Approximates number of 'typical'
               torpedo hits needed to sink ship)
          Relative steadiness as gun platform, 70 percent
               (50 percent is 'average')
          Relative rocking effect from firing to beam, 0.83
          Relative quality as a seaboat: 1.21
     +++++++++++++++++++++++++

     Hull form characteristics:
          Block coefficient: 0.51
          Sharpness coefficient: 0.37
          Hull speed coefficient 'M' = 6.98
          'Natural speed' for length = 27.2 knots
          Power going to wave formation
               at top speed: 46 percent

     Estimated hull characteristics and strength:
          Relative underwater volume absorbed by
               magazines and engineering spaces: 106 percent
          Relative accommodation and working space: 141 percent

          Displacement factor: 98 percent
               (Displacement relative to loading factors)

          Relative cross-sectional hull strength: 0.99
               (Structure weight per square
               metre of hull surface: 1029 kg)
          Relative longitudinal hull strength: 1.26
               (for 6.20 m average freeboard;
               freeboard adjustment +0.31 m)
          Relative composite hull strength: 1.01
     +++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]
738.00 x 100.04 x 31.49; 20.34 -- Dimensions
0.51 -- Block coefficient
1913 -- Year laid down
27.00 / 3000 / 16.00; Oil-fired turbine or equivalent -- Speed / radius / cruise
 0 tons -- Miscellaneous weights
++++++++++
12 x 14.02; 4; 1 -- Main battery; turrets; superfiring
   :
24 x 5.12; 0 -- Secondary battery; turrets
  Main deck battery
   :
4 x 2.95 -- Tertiary (QF/AA) battery
  Gun-shields
   :
4 x 0.51 -- Fourth (light) battery
6 / 0 / 20.87 -- TT / submerged / size
++++++++++
9.45 / 0.00 / 3.94 / 1.18; 107 -- Belt armor; relative extent
2.36 / 15.35 -- Deck / CT
12.01 / 5.91 / 0.98 / 0.00 -- Battery armor

     (Note: For portability, values are stored in Anglo-American units)

     +++++++++++++++++++++++++++++++++++++++++++++++++++++++


Enter supporting content here