Type 646 hydrographic survey ship
Type 646 hydrographic survey ship with NATO reporting name Kanyang (勘洋, meaning Surveying Oceans) class is a type of survey vessel currently in service with the People's Liberation Army Navy (PLAN).
Type 646 Kanyang class survey ship is designed by the 4th Directorate of the 708th Institute of China State Shipbuilding Corporation (CSSC), which is also more commonly known as China Shipbuilding and Oceanic Engineering Design Academy (中国船舶及海洋工程设计研究) nowadays. Construction of both ships begun simultaneously in December 1978 and both were launched in 1982, and both entered service with PLAN South Sea Fleet in 1978. In comparison to earlier shps converted from fishing and cargo vessels, these purposely designed ships carried more equipment and greatly improved efficiency. These ships are named as Nan-Ce (南测, meaning South Survey), followed by a three digit number. South means South Sea Fleet and Survey means that these ships are survey vessels. Specification:[1]
- Length (m): 60
- Displacement (t): 676
- Speed (kt): 15.51
- Survey speed (kt): 3 – 4
Type |
Pennant # |
Builder |
Laid down |
Launched |
Commissioned |
Status |
Fleet |
646 |
Nan-Ce 426 |
Guijiang Shipyard |
Dec 1978 |
Jul 25, 1982 |
1983 |
Active |
South Sea Fleet |
646 |
Nan-Ce 428 |
Guijiang Shipyard |
Dec 1978 |
Dec 26, 1982 |
1983 |
Active |
South Sea Fleet |
Reference
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- Project 636 Kilo II class
- Project 877EKM Kilo I class
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| Principal surface combatants | Aircraft carriers | |
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| Destroyers |
- Project 956EM Sovremenny II class
- Project 956 Sovremenny I class
Anshan class+
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| Frigates | |
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| Coastal warfare vessels | | |
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- Type 025 Huchuan class
- P4 class
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- Type 062-I Shanghai III class
- Type 062 Shanghai II class
- Type 062 Shanghai I class
- Type 206 Huludao class
- Shantou class+
- Beihai class+
- Huangpu class+
- Yulin class+
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- Type 037-IS Haiqing class
- Type 037-I Haijiu class
- Type 062-I Haizhui class
- Type 037 Hainan class
- Project 122bis Kronshtadt class
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| Amphibious warfare vessels | | |
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- Type 726Yuyi class LCAC
- Type 722-II Jinsha II class LCAC
- Type 722-I Jinsha I class LCAC
- Type 716-II Dagu B class LCAC
- Type 716-I Dagu A class LCAC+
- Project 1232.2 Zubr class LCAC*
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- Type 271 Yupen class LCU+
- Type 271II LCU+
- Type 271IID LCU+
- Type 271III LCU
- Type 271IIIA LCU
- Type 067 Yunnan class LCU
- Type 363/363A/55 LCM+
- Type 066/066K/066A Yuzhai class LCM+
- Type 068/069 Yuch'in class LCM
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| Auxiliary vessels | |
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| Mine warfare vessels | |
- Type 918 Wolei class minelayer
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| * = Under construction or procurement + = Retired |
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