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ASO armoured cruiser (1903 / 1908)


Photo



Aso

Ships


Name No Yard No Builder Laid down Launched Comp Fate
阿蘇 [Aso] (ex-Баян [Bayan])     F C de la Méditerranée, La Seyne, France // Maizuru K K 12/1898 30/5/1900 4/1903 // 1908 minelayer 1920, stricken 4/1930


Technical data


Displacement normal, t

7725

Displacement full, t7800
Length, m137.0
Breadth, m17.5
Draught, m6.48
No of shafts2
Machinery2 VTE, 26 Belleville boilers
Power, h. p.16500
Max speed, kts

21

Fuel, tcoal 1100
Endurance, nm(kts)7000(10)
Armour, mmHarvey nickel steel - belt: 200 - 100, bulkheads: 200 - 180, upper belt: 60, casemates: 60, deck: 50 - 30, CT: 160
Armament

2 x 1 - 203/42 (rus.), 8 x 1 - 152/45 Armstrong GG, 16 x 1 - 76/40 Armstrong N, 2 x 1 - 6.5/115

Complement593


Standard scale images


<i>Aso</i> 1908
Aso 1908


Graphics


<i> Aso</i>
Aso


Ship project history


Former Russian Bayan, captured 2/1/1905 at Port Arthur. She was repaired and commissioned in 1908.

Ship protection


Main 200mm belt protected part of ship length between stem and aft turret and had 1.8m height, its thickness decreased to 100mm at lower edge and near ship ends. It was closed by 200-180mm bulkhead at aft end. 60mm upper belt connected with upper deck. 6`` and half of 3`` guns had similar protection. Main deck was 50mm at flat part.

Modernizations


3/1913: - 2 x 1 - 203/42; + 2 x 1 - 152/50 41-shiki with shields

1920: + capacity for 420 mines.

Naval service


Aso was stricken 1/4/1930, converted to target and sunk on manoeuvres 8/8/1932.