Marine Rotating Oiltight Hatch Cover
In ship operation, Marine rotating oiltight hatch cover are the key equipment to ensure safe storage of oil and prevent leakage. According to the requirements of CB/T282-94, our products are designed and manufactured to meet the requirements of the standard, ensuring the safety of navigation and environmental protection. This paper will introduce our Marine rotating oil hatches, which have reached the standard level in terms of sealing performance, structural strength and durability.
Overview
The oiltight hatch cover is mainly used for the entrance and exit of the cargo oil tank of the oil tanker for personnel inspection and clearance, and has oil and gas tightness. Oil resistant materials are used as dense fillers. The transmission parts are generally made of copper alloy to avoid sparks caused by collisions during opening and closing. There are two types of oval shape and circular shape, and the common type is horizontal rotation.
Type classification
| Type | Structural type | specification (mm) |
| A | Circular oiltight hatch cover | 600、700、800、1000、1200 |
| B | Oblong oiltight hatch ccover | 750×1200、750×1500、850×1500 |
Structural drawing
Parameter
| Type | access way size d | size of b.h. opening d1 | a2 | b2 | h | h1 | h2 | h3 | h4 | l | l1 | t1 | t2 | quantity | weight Kg |
| A | 600 | 570 | \ | \ | 600 | 290 | 538 | 585~700 | 100 | 480 | \ | 10 | 12 | 4 | 295 |
| 700 | 670 | 530 | 6 | 325 | |||||||||||
| 800 | 770 | 580 | 417 | ||||||||||||
| 1000 | 970 | 682 | 12 | 14 | 539 | ||||||||||
| 1200 | 1170 | 782 | 630 | ||||||||||||
| B | 750×1200 | 720×1170 | 835 | 1285 | 600 | 290 | 538 | 585~700 | 100 | 556 | 430 | 12 | 14 | 6 | 543 |
| 750×1500 | 720×1470 | 835 | 1585 | 556 | 460 | 593 | |||||||||
| 850×1500 | 820×1470 | 935 | 1585 | 606 | 460 | 614 |
