ST-class armored boat
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NameST-class armored boat
BuildersMitsubishi Heavy Industries, Yokohama
Operators
Imperial Japanese Army
Imperial Japanese ArmyPreceded bySōkōtei-class
 | |
| Class overview | |
|---|---|
| Name | ST-class armored boat |
| Builders | Mitsubishi Heavy Industries, Yokohama |
| Operators | Imperial Japanese Army |
| Preceded by | Sōkōtei-class |
| In service | 1940–1945 |
| General characteristics | |
| Type | Armored boat |
| Length | 11 m (36.09 ft) o/a[1] |
| Beam | 2.0 m (6.56 ft)[1] |
| Draught | 1.1 m (3.61 ft)[1] |
| Installed power | 150 hp[1] |
| Propulsion | Diesel engine[1] |
| Speed | 9.65 knots (17.9 km/h)[1] |
| Armament | 1 x 37 mm tank gun[1] |
The ST-class was a type of armored boat of the Imperial Japanese Army that saw service during World War II.[2][1][3] She was developed in 1940 (Showa 15) mainly for riverine patrol in China,[1] a role that was previously served by the Soukoutei-class armored boat. The prototype was 11 meters long with a beam of 2.00 meters and a draught of 1.10 meters. Her speed was 9.65 knots.[1] All ships were built at the Yokohama shipyard of Mitsubishi Heavy Industries[1] She was armed with a 37 mm gun (jp:狙撃砲).[1]
