Okay - here are the proposed hull sizes that will be generally available in the Mod I'm working on. Do these seem reasonable enough?
( NOTE: additionally of course, there are also Carriers, Transports, and the lot. As well as specially available hull types for specific Racial Traits )
Scout..............SC.....150
Escort.............ES.....180
Corvette...........CT.....220
Frigate............FF.....260
Destroyer..........DD.....300
Hvy Destroyer......DDH....350
Light Cruiser......CL.....420
Cruiser............CR.....500
Hvy Cruiser........CA.....550
Battlecruiser......BC.....600
Battleship.........BB.....800
Dreadnought........DN.....1000
Hvy Dreadnought....DNH....1200
Baseship...........BS.....1800
Hvy Baseship.......BSH....2200
Worldship..........WS.....25000