Yu-1 torpedo
The Yu-1 (鱼-1) torpedo was the first Chinese-built steam-powered torpedo; it was a development of the unguided straight-running Soviet ASuW Type 53 torpedo. It was type classified in September 1971. The Yu-1 was actually the second domestically produced torpedo to enter Chinese service; the first was the Yu-2 torpedo. During the 1980s a version was developed with passive acoustic homing designated the Yu-1A.
| Yu-1 Torpedo | |
|---|---|
A Yu-1 torpedo on display at the Beijing Military Museum | |
| Type | Steam-powered torpedo |
| Place of origin | China |
| Service history | |
| In service | 1971- |
| Used by | China, Albania, Romania, Pakistan, Tanzania |
| Production history | |
| Designer | Originally Soviet Union modified by Chinese |
| Designed | late 1950s – early 1960s |
| Manufacturer | China, Romania |
| Produced | 1971 - |
| Specifications | |
| Mass | 2,000 kg |
| Length | 7.8 m |
| Diameter | 533 mm |
| Warhead weight | 400 kg |
| Engine | Steam |
Operational range | 3.5 km at 50 knots 9 km at 39 knots |
| Maximum speed | 39 to 50 knots |
Guidance system | Straight running gyroscopic, later upgraded to passive acoustic homing |
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