Watertight Covers for ship
-To meet ISO 9001-2000
-Used for the ship watertight and oil tight manhole cover
Internal Pressure: 0.06 Mpa
-Made up:
1. Caming
2. Cover plate
3. Clip
4. Spring hinge
5. Sealing
6. Stopper
7. Hasp
8. Stoppe.