The ultimate 'Great Battleships' of Regulus Navy

It is my own creation, and influenced by Lion-class Battleship(1944 design) plan and Montana-class Battleships.

general characteristics

Displacement : arround 73,000 tons ( full loaded )
Length : 274.3m
Beam : 37.9m
Propulsion : 4-shaft General Electric steam turbines, double-reduction gearing, 12 Babcock & Wilcox 2-drum express type boilers ( total 225,000 shp, 165MW )
has four propellers
Speed : 30 knots ( 55.6km/h )
Crew : 2,990 men
Range : 14,600 nautical miles at 15 knots
Armaments
- 8* Heinmetal Regulus Corporation 20 inch ( 508mm )/42 guns ( 4*2 )
- 24* Heinmetal Regulus Corporation 5 inch ( 127mm )/38 guns ( 6*2 )
- 100* Bofors 40mm guns ( 25*4 )
- 64* Oerlikon 20mm guns
Armor : have a zone of immunity against fire from 18 inch/48 guns between 18600 ~ 30000 yards