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MJØLNER monitors (1869-1870)


Photo



Thrudvang after rearming

Ships


Name No Yard No Builder Laid down Launched Comp Fate
Mjølner     Motala, Norrköping, Sweden 1867 2.5.1868 9.1868 BU 1909
Thrudvang     Horten verft 1868 3.5.1869 1869 BU 1918


Technical data


Displacement normal, t

1490

Displacement full, t1539
Length, m

62.3

Breadth, m

13.9

Draught, m

3.50 max

No of shafts

1

Machinery1 vibrating lever engine, 4 cylindrical boilers
Power, h. p.

450

Max speed, kts

8

Fuel, t

coal 130

Endurance, nm(kts)1000(5)
Armour, mm

laminated iron; side: 125, deck: 25, turret: 305

Armament

1 x 2 - 267/13 Armstrong 18.2-ton MLR No.1

Complement

84



Standard scale images


nearly sister-ship <i>Skorpionen </i>1867
nearly sister-ship Skorpionen 1867


Graphics


<i>Thrudvang </i>after rearming
Thrudvang after rearming


Project history

United Stales Ericsson-type monitors.

Protection

Hull had 125mm vertical and 25mm horizontal protection, turret had 305mm sides.

Modernizations

1897, both: - 1 x 2 - 267/13; + 1 x 2 - 120/44 Armstrong Y, 2 x 1 - 65/50 Hotchkiss, 2 x 1 - 37/40 Hotchkiss

Naval service

No significant events.