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Russian 356mm/52
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This gun is the main armament of the Izmail Class Battlecruiser.

          Russian 356mm/52

     Caliber = 35.6 cm (14.0 inch)
     Shell weight = 750 kg (1653 lbs)
     Muzzle velocity = 820 m/s (2689 fps)
     Relative ballistic performance: 0.88
     Muzzle energy = 252.0 megajoules = 92878.8 foot-tons
     Relative muzzle energy: 1.05
     Barrel length: 52 calibers

     Elevation          Range         Time      Velocity   Fall Angle
       2.5 deg        5400 meters     7.2 sec    698 m/s     2.9 deg
       5.0 deg        9700 meters    13.9 sec    615 m/s     6.1 deg
       7.5 deg       13400 meters    20.3 sec    557 m/s     9.7 deg
      10.0 deg       16600 meters    26.4 sec    516 m/s    13.6 deg
      12.5 deg       19400 meters    32.3 sec    486 m/s    17.6 deg
      15.0 deg       21900 meters    38.0 sec    465 m/s    21.6 deg
      20.0 deg       26200 meters    48.9 sec    443 m/s    29.3 deg
      25.0 deg       29700 meters    59.2 sec    438 m/s    36.3 deg
      30.0 deg       32600 meters    69.1 sec    443 m/s    42.5 deg
      35.0 deg       34800 meters    78.5 sec    453 m/s    47.7 deg
      40.0 deg       36300 meters    87.4 sec    466 m/s    52.3 deg
      45.0 deg       37100 meters    95.9 sec    481 m/s    56.5 deg
      50.0 deg       36900 meters   103.7 sec    495 m/s    60.2 deg

          Armor Penetration - Vertical Belt Armor
               (Relative armor quality, 0.90)
               Maximum penetration: 86.50 cm

     Elevation          Range            Belt       Deck
       1.6 deg        3600 meters        75 cm
       2.5 deg        5300 meters        70 cm
       2.6 deg        5600 meters         ...        2 cm
       3.5 deg        7100 meters        65 cm
       4.6 deg        9100 meters        60 cm
       4.8 deg        9400 meters         ...        4 cm
       6.0 deg       11300 meters        55 cm
       7.0 deg       12800 meters         ...        6 cm
       7.8 deg       13800 meters        50 cm
       9.5 deg       16000 meters         ...        8 cm
       9.9 deg       16600 meters        45 cm
      12.5 deg       19400 meters         ...       10 cm
      12.7 deg       19700 meters        40 cm
      16.6 deg       23400 meters        35 cm      12 cm
      19.1 deg       25500 meters         ...       14 cm
      21.7 deg       27400 meters         ...       16 cm
      22.2 deg       27800 meters        30 cm
      24.2 deg       29200 meters         ...       18 cm
      26.7 deg       30800 meters         ...       20 cm
      29.3 deg       32200 meters         ...       22 cm
      30.8 deg       33000 meters        25 cm
      32.0 deg       33600 meters         ...       24 cm
      34.7 deg       34700 meters         ...       26 cm
      37.4 deg       35700 meters         ...       28 cm
      40.3 deg       36400 meters         ...       30 cm
      43.1 deg       36900 meters        20 cm
      43.2 deg       36900 meters         ...       32 cm
      46.2 deg       37100 meters         ...       34 cm
      49.2 deg       37000 meters         ...       36 cm

     Maximum range = 37100 meters at 46.7 deg elevation


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