Marine Round Quick-Action Watertight Steel Hatch
Our marine round quick-action watertight steel hatch is designed to provide instant access while delivering unparalleled military-grade watertight protection against the harshest marine conditions. Engineered for rapid operation in all weather scenarios, these robust hatches seamlessly blend superior sealing performance with ergonomic design, ensuring both cargo safety and crew efficiency on board.
Key Features & Benefits:
✔ One-Motion Quick Release: Features a patented fast-action mechanism for emergency access, enabling swift opening and closing in critical situations.
✔ Ultimate Watertight Seal: Tested to withstand 0.025MPa water pressure, exceeding IMO standards, ensuring complete protection against water ingress.
✔ Heavy-Duty Construction: Crafted from 12mm marine-grade steel with triple-layer corrosion protection, these hatches are built to last in the most demanding marine environments.
✔ Optimized Ergonomics: Balanced weight distribution ensures smooth and effortless operation, reducing fatigue and enhancing crew productivity.
✔ Five Standard Sizes: Available in diameters ranging from 600mm to 800mm, catering to a variety of marine applications and vessel sizes.
Technical Specifications:
Standard Models Available:
| Clear Size (mm) | Bulkhead Opening (mm) | Coaming ID (mm) | Coaming OD (mm) | Cover Thickness (t) mm | Coaming Thickness (t1) mm | Height (H) mm | Width (B) mm | Weight (kg) |
|---|---|---|---|---|---|---|---|---|
| 600 | 640 | 670 | 720 | 12 | 12 | 200 | 473 | 245 |
| 650 | 690 | 720 | 770 | 12 | 12 | 200 | 498 | 266 |
| 700 | 740 | 770 | 820 | 12 | 12 | 200 | 523 | 285 |
| 750 | 790 | 820 | 870 | 12 | 12 | 200 | 548 | 306 |
| 800 | 840 | 870 | 920 | 12 | 12 | 200 | 573 | 328 |
Type B Elliptic Rotating Oil-Tight Hatch Cover:
Specifically designed for oil tankers, this hatch cover provides secure and reliable protection against oil leakage.
| TYPE | SIZE OF CLEAR OPENING (A x b) | DECR OPENING (A1 x b1) | A2 | B2 | H | H1 | H2 | H3 | H4 | L | L1 | t1 | t2 | OUT | WEIGHT (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| B | 750 x 1200 | 720 x 1170 | 835 | 1285 | 600 | 290 | 538 | 585/700 | 100 | 556 | 430 | 12 | 14 | 6 | 543 |
| 750 x 1500 | 720 x 1470 | 835 | 1585 | 556 | 460 | 593 | |||||||||
| 850 x 1500 | 820 x 1470 | 935 | 1585 | 606 | 460 | 614 |
Note: The description might be incorrect, please contact us for confirmation.
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