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HSwMS Riksnyckeln, 1938 Battleship http://67.205.157.234/forums/viewtopic.php?f=14&t=10778 |
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Author: | Psilander [ April 5th, 2023, 9:43 pm ] | |
Post subject: | HSwMS Riksnyckeln, 1938 Battleship | |
A planned batch of four battleships to reinforce the swedish east asia squadron against japanese threat. Instead of the class of smaller coastal battleships.
Riksnyckeln, Sweden Battleship laid down 1938
Displacement: 31 333 t light; 33 972 t standard; 35 491 t normal; 36 705 t full load Dimensions: Length (overall / waterline) x beam x draught (normal/deep) (669.94 ft / 656.17 ft) x 104.99 ft x (26.25 / 27.01 ft) (204.20 m / 200.00 m) x 32.00 m x (8.00 / 8.23 m) Armament: 7 - 16.54" / 420 mm 45.0 cal guns - 2 279.83lbs / 1 034.12kg shells, 200 per gun Breech loading guns in turret on barbette mounts, 1938 Model 1 x Triple mount on centreline, forward deck centre 2 x Twin mounts on centreline, aft evenly spread 1 raised mount aft 16 - 4.72" / 120 mm 45.0 cal guns - 53.17lbs / 24.12kg shells, 300 per gun Dual purpose guns in turret on barbette mounts, 1938 Model 8 x Twin mounts on sides, evenly spread 4 raised mounts 24 - 1.57" / 40.0 mm 60.0 cal guns - 2.14lbs / 0.97kg shells, 500 per gun Anti-air guns in deck mounts, 1936 Model 8 x Twin mounts on sides, evenly spread 8 raised mounts 4 x Twin mounts on centreline, evenly spread 4 double raised mounts 20 - 0.79" / 20.0 mm 45.0 cal guns - 0.25lbs / 0.11kg shells, 150 per gun Machine guns in deck mounts, 1938 Model 6 x Twin mounts on sides, evenly spread 4 raised mounts 4 x Twin mounts on sides, evenly spread 4 double raised mounts Weight of broadside 16 866 lbs / 7 650 kg Armour: - Belts: Width (max) Length (avg) Height (avg) Main: 15.0" / 380 mm 442.91 ft / 135.00 m 11.91 ft / 3.63 m Ends: 0.98" / 25 mm 213.25 ft / 65.00 m 11.91 ft / 3.63 m Upper: 0.98" / 25 mm 426.51 ft / 130.00 m 8.01 ft / 2.44 m Main Belt covers 104 % of normal length - Torpedo Bulkhead - Additional damage containing bulkheads: 0.98" / 25 mm 426.51 ft / 130.00 m 23.69 ft / 7.22 m Beam between torpedo bulkheads 65.62 ft / 20.00 m - Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max) Main: 15.7" / 400 mm 7.87" / 200 mm 13.8" / 350 mm 2nd: 3.35" / 85 mm 0.98" / 25 mm 3.35" / 85 mm 3rd: 0.20" / 5 mm 0.20" / 5 mm - - Armoured deck - multiple decks: For and Aft decks: 4.92" / 125 mm Forecastle: 0.98" / 25 mm Quarter deck: 0.98" / 25 mm - Conning towers: Forward 15.75" / 400 mm, Aft 0.00" / 0 mm Machinery: Oil fired boilers, steam turbines, Geared drive, 2 shafts, 82 954 shp / 61 884 Kw = 26.00 kts Range 6 000nm at 14.00 kts Bunker at max displacement = 2 733 tons Complement: 1 292 - 1 680 Cost: £16.842 million / $67.369 million Distribution of weights at normal displacement: Armament: 2 782 tons, 7.8 % - Guns: 2 782 tons, 7.8 % Armour: 12 145 tons, 34.2 % - Belts: 3 723 tons, 10.5 % - Torpedo bulkhead: 368 tons, 1.0 % - Armament: 3 329 tons, 9.4 % - Armour Deck: 4 359 tons, 12.3 % - Conning Tower: 366 tons, 1.0 % Machinery: 2 271 tons, 6.4 % Hull, fittings & equipment: 13 885 tons, 39.1 % Fuel, ammunition & stores: 4 158 tons, 11.7 % Miscellaneous weights: 250 tons, 0.7 % - Hull below water: 50 tons - Hull above water: 100 tons - On freeboard deck: 100 tons Overall survivability and seakeeping ability: Survivability (Non-critical penetrating hits needed to sink ship): 62 183 lbs / 28 206 Kg = 27.5 x 16.5 " / 420 mm shells or 8.9 torpedoes Stability (Unstable if below 1.00): 1.25 Metacentric height 8.0 ft / 2.5 m Roll period: 15.5 seconds Steadiness - As gun platform (Average = 50 %): 51 % - Recoil effect (Restricted arc if above 1.00): 0.58 Seaboat quality (Average = 1.00): 1.13 Hull form characteristics: Hull has a flush deck, an extended bulbous bow and small transom stern Block coefficient (normal/deep): 0.687 / 0.691 Length to Beam Ratio: 6.25 : 1 'Natural speed' for length: 27.78 kts Power going to wave formation at top speed: 53 % Trim (Max stability = 0, Max steadiness = 100): 45 Bow angle (Positive = bow angles forward): 25.00 degrees Stern overhang: 0.00 ft / 0.00 m Freeboard (% = length of deck as a percentage of waterline length): Fore end, Aft end - Forecastle: 20.00 %, 29.53 ft / 9.00 m, 26.25 ft / 8.00 m - Forward deck: 30.00 %, 26.25 ft / 8.00 m, 22.97 ft / 7.00 m - Aft deck: 35.00 %, 22.97 ft / 7.00 m, 19.69 ft / 6.00 m - Quarter deck: 15.00 %, 19.69 ft / 6.00 m, 19.69 ft / 6.00 m - Average freeboard: 23.31 ft / 7.11 m Ship space, strength and comments: Space - Hull below water (magazines/engines, low = better): 103.6 % - Above water (accommodation/working, high = better): 188.6 % Waterplane Area: 56 018 Square feet or 5 204 Square metres Displacement factor (Displacement / loading): 111 % Structure weight / hull surface area: 203 lbs/sq ft or 991 Kg/sq metre Hull strength (Relative): - Cross-sectional: 0.95 - Longitudinal: 1.58 - Overall: 1.00 Adequate machinery, storage, compartmentation space Excellent accommodation and workspace room 4x ships planned Riksnyckeln, Kronan, Svärdet and Äpplet (Key to Relm, the Crown, the Sword, & the Orb) 2x floatplands SAAB S17BL |
Author: | arcticman123 [ April 6th, 2023, 7:08 pm ] |
Post subject: | Re: HSwMS Riksnyckeln, 1938 Battleship |
Is it still under work? There is no picture. |
Author: | Psilander [ April 6th, 2023, 9:15 pm ] | |||
Post subject: | Re: HSwMS Riksnyckeln, 1938 Battleship | |||
Is it still under work? There is no picture.
Yes. I wamt to discuss her characteristics before I start drawing.Second calculation, with lower aft deck, gun layout like cruiser Tre Kronor.
Riksnyckeln,
(Kronan. Äpplet, Svärdet) Sweden Battleship laid down 1938 Displacement: 30 662 t light; 33 302 t standard; 35 491 t normal; 37 242 t full load Dimensions: Length (overall / waterline) x beam x draught (normal/deep) (669.94 ft / 656.17 ft) x 104.99 ft x (26.25 / 27.34 ft) (204.20 m / 200.00 m) x 32.00 m x (8.00 / 8.33 m) Armament: 7 - 16.54" / 420 mm 45.0 cal guns - 2 279.83lbs / 1 034.12kg shells, 200 per gun Breech loading guns in turret on barbette mounts, 1938 Model 1 x Triple mount on centreline, forward deck forward 2 x Twin mounts on centreline, aft evenly spread 1 raised mount aft 16 - 4.72" / 120 mm 45.0 cal guns - 53.17lbs / 24.12kg shells, 300 per gun Dual purpose guns in turret on barbette mounts, 1938 Model 8 x Twin mounts on sides, evenly spread 4 raised mounts 24 - 1.57" / 40.0 mm 60.0 cal guns - 2.14lbs / 0.97kg shells, 500 per gun Anti-air guns in deck mounts, 1936 Model 8 x Twin mounts on sides, evenly spread 8 raised mounts 4 x Twin mounts on centreline, evenly spread 4 double raised mounts 20 - 0.79" / 20.0 mm 45.0 cal guns - 0.25lbs / 0.11kg shells, 150 per gun Machine guns in deck mounts, 1938 Model 6 x Twin mounts on sides, evenly spread 4 raised mounts 4 x Twin mounts on sides, evenly spread 4 double raised mounts Weight of broadside 16 866 lbs / 7 650 kg Armour: - Belts: Width (max) Length (avg) Height (avg) Main: 15.0" / 380 mm 442.91 ft / 135.00 m 11.91 ft / 3.63 m Ends: 0.98" / 25 mm 213.25 ft / 65.00 m 11.91 ft / 3.63 m Upper: 0.98" / 25 mm 426.51 ft / 130.00 m 8.01 ft / 2.44 m Main Belt covers 104 % of normal length - Torpedo Bulkhead - Additional damage containing bulkheads: 0.98" / 25 mm 426.51 ft / 130.00 m 23.69 ft / 7.22 m Beam between torpedo bulkheads 65.62 ft / 20.00 m - Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max) Main: 15.7" / 400 mm 7.87" / 200 mm 13.8" / 350 mm 2nd: 3.35" / 85 mm 0.98" / 25 mm 3.35" / 85 mm 3rd: 0.20" / 5 mm 0.20" / 5 mm - - Armoured deck - multiple decks: For and Aft decks: 4.92" / 125 mm Forecastle: 0.98" / 25 mm Quarter deck: 0.98" / 25 mm - Conning towers: Forward 15.75" / 400 mm, Aft 0.00" / 0 mm Machinery: Oil fired boilers, steam turbines, Geared drive, 2 shafts, 82 954 shp / 61 884 Kw = 26.00 kts Range 9 000nm at 14.00 kts Bunker at max displacement = 3 940 tons Complement: 1 292 - 1 680 Cost: £16.710 million / $66.840 million Distribution of weights at normal displacement: Armament: 2 782 tons, 7.8 % - Guns: 2 782 tons, 7.8 % Armour: 11 790 tons, 33.2 % - Belts: 3 723 tons, 10.5 % - Torpedo bulkhead: 368 tons, 1.0 % - Armament: 2 854 tons, 8.0 % - Armour Deck: 4 478 tons, 12.6 % - Conning Tower: 366 tons, 1.0 % Machinery: 2 271 tons, 6.4 % Hull, fittings & equipment: 13 569 tons, 38.2 % Fuel, ammunition & stores: 4 828 tons, 13.6 % Miscellaneous weights: 250 tons, 0.7 % - Hull below water: 50 tons - Hull above water: 100 tons - On freeboard deck: 100 tons Overall survivability and seakeeping ability: Survivability (Non-critical penetrating hits needed to sink ship): 59 175 lbs / 26 842 Kg = 26.2 x 16.5 " / 420 mm shells or 8.6 torpedoes Stability (Unstable if below 1.00): 1.21 Metacentric height 7.7 ft / 2.3 m Roll period: 15.9 seconds Steadiness - As gun platform (Average = 50 %): 56 % - Recoil effect (Restricted arc if above 1.00): 0.60 Seaboat quality (Average = 1.00): 1.04 Hull form characteristics: Hull has rise forward of midbreak, an extended bulbous bow and small transom stern Block coefficient (normal/deep): 0.687 / 0.692 Length to Beam Ratio: 6.25 : 1 'Natural speed' for length: 27.78 kts Power going to wave formation at top speed: 53 % Trim (Max stability = 0, Max steadiness = 100): 54 Bow angle (Positive = bow angles forward): 25.00 degrees Stern overhang: 0.00 ft / 0.00 m Freeboard (% = length of deck as a percentage of waterline length): Fore end, Aft end - Forecastle: 15.00 %, 29.53 ft / 9.00 m, 26.25 ft / 8.00 m - Forward deck: 50.00 %, 26.25 ft / 8.00 m, 22.97 ft / 7.00 m - Aft deck: 20.00 %, 13.12 ft / 4.00 m, 13.12 ft / 4.00 m - Quarter deck: 15.00 %, 13.12 ft / 4.00 m, 13.12 ft / 4.00 m - Average freeboard: 21.03 ft / 6.41 m Ship space, strength and comments: Space - Hull below water (magazines/engines, low = better): 103.6 % - Above water (accommodation/working, high = better): 176.1 % Waterplane Area: 56 018 Square feet or 5 204 Square metres Displacement factor (Displacement / loading): 112 % Structure weight / hull surface area: 202 lbs/sq ft or 988 Kg/sq metre Hull strength (Relative): - Cross-sectional: 0.96 - Longitudinal: 1.42 - Overall: 1.00 Adequate machinery, storage, compartmentation space Excellent accommodation and workspace room 4x ships planned Riksnyckeln, Kronan, Svärdet and Äpplet (Key to Relm, the Crown, the Sword, & the Orb) 2x floatplanes SAAB S17BL |
Author: | Psilander [ April 7th, 2023, 10:02 pm ] |
Post subject: | Re: HSwMS Riksnyckeln, 1938 Battleship |
First sketch |
Author: | arcticman123 [ April 22nd, 2023, 10:50 am ] |
Post subject: | Re: HSwMS Riksnyckeln, 1938 Battleship |
200 rounds per every 42cm gun sound a lot. Hod does it all fit? |
Author: | bugsier_060 [ April 23rd, 2023, 9:54 am ] |
Post subject: | Re: HSwMS Riksnyckeln, 1938 Battleship |
the turrets look similar to british design, to be more precise, they look a lot like Lion's/KGV's turrets. They are also too small/light for 42cm turrets, in my opinion. The guns itself should be widened by 1 pixel. |
Author: | Psilander [ April 24th, 2023, 10:00 pm ] |
Post subject: | Re: HSwMS Riksnyckeln, 1938 Battleship |
Yes, they are RN guns. They are just for arrengenig the ships arnament |
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