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ACHÉRON armoured gunboats (1888 - 1892)


Photo



Cocyte

Ships


Name No Yard No Builder Laid down Launched Comp Fate
Achéron     Arsenal de Cherbourg 11/1883 23/4/1885 2/1888 stricken 1913
Cocyte     Arsenal de Cherbourg 12/1883 13/1/1887 2/1890 stricken 1911
Phlégéton     Arsenal de Cherbourg 7/1885 20/12/1890 1892 stricken 1910
Styx     Arsenal de Cherbourg 9/1889 22/8/1891 10/1892 stricken 1919


Technical data


Displacement normal, t

Achéron, Cocyte: 1690

Phlégéton, Styx: 1767

Displacement full, t 
Length, m

Achéron, Cocyte: 55.2 wl

Phlégéton, Styx: 58.7 wl

Breadth, m

12.3

Draught, m

3.56 max

No of shafts

2

Machinery

2 HC, 4 locomotive boilers

Power, h. p.

1600

Max speed, kts

11.6 - 13

Fuel, t

Achéron, Cocyte: coal 98

Phlégéton, Styx: coal 71

Endurance, nm(kts) 
Armour, mm

compound; belt: 200, turret: 200, deck: 50

Armament

Achéron: 1 x 1 - 274/29 M1881, 2 x 1 - 100/26 M1881, 2 x 1 - 47/40 M1885, 4 x 5 - 37/20 M1885

Cocyte: 1 x 1 - 274/29 M1881, 3 x 1 - 100/26 M1881, 2 x 1 - 47/40 M1885, 4 x 5 - 37/20 M1885

Phlégéton, Styx: 1 x 1 - 274/29 M1881, 1 x 1 - 139/28 M1881, 2 x 1 - 47/40 M1885, 7 x 5 - 37/20 M1885

Complement

110



Standard scale images


<i>Achéron</i> 1888
Achéron 1888


Graphics


<i>Cocyte</i>
Cocyte
<i>Achéron</i>
Achéron


Ship project history


Small armoured ships for coast defence.

Ship protection


These vessels had a complete belt from 0.5m above to 1.0m below water, and a 50mm mild steel deck at the belt upper edge. The 274mm gun was in a conical turret.

Modernizations


None.

Naval service


No significant events.