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| Ship number | Dongxiu 911
|
| model | Type 648
|
| use | Submarine repair ship
|
| research and demonstration stage | 1975.4-1975.9
|
| design stage | 1975.10-1979.12
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| Start time |
|
| Launch time |
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| Construction, test run and sea trial | 1980.7-1984.12
|
| delivery | 1985.1
|
| Service time |
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| manufacturer | Bohai Shipyard
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| Standard displacement |
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| Full load displacement | 1960 tons
|
| Overall length | 84 meters
|
| Design waterline length | 78.7 meters;
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| molded depth | 5.8 meters;
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| molded width | 12.4 meters;
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| draft | 4.0 meters;
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| Draft | 4 meters
|
| stability criteria | Class I navigation area
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| Main driving force | 2 sets of improved D39, rated power of 1360 kilowatts (1850 horsepower);
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| Auxiliary power |
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| Maximum speed | 15.1 knots (trial speed)
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| Endurance | 2000 nautical miles
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| Self-sustaining power | 20 days
|
| Workshop area | About 700 square meters
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| Weapon system | 2 twin 25mm naval guns;
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| electronic system |
|
| Number of crew | 105 people
|
| Preparatory beds | 50 beds
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