Marine hydraulic watertight sliding door (CB/T3007-2011) is mainly used for watertight divisions under waterline in accordance of relevant rules. There are two types: Integrated with pump unit, and normal type (pump unit located locally or remote). Integral hydraulic pump station and watertight door welding as a body, ordinary type hydraulic pumps station can be decorated by a door alone  or other location.

Main Classification Society in the World

1. LR --Lloyd’s Register of Shipping
2. BV --Bureau Veritas
3. RINA--Registro Italiano Navale 
4. ABS --American Bureau Shipping
5. DNV --Det Norske Veritas
6. GL --Germanische Lloyd

7. CCS -- China Classification Society
8. NKK--Nippon Kaiji Kyokai 
9. HRS -- Hellenic Register of Shipping 
9. RS -- Russian Maritime Register of Shipping
11.PRS -- Polish Register of Shipping
12.BKR --Bulgaria Register of Shipping
13.CCS -- China Classification Society
14.CSLR -- Czech Register of Shipping Bureau
15.KR  -- Korean Register of Shipping
16.BKI -- PT. Biro Klasifikasi Indonesia

Should you have any preference for the hydraulic watertight sliding door, welcome to buy the quality equipment with our factory. As one of the most professional marine equipment manufacturers and suppliers in China, we will offer you good after-sale service and fast delivery.