MARINE STEEL SMALL HATCH COVER
Overall Diagram
[Diagram showing multiple views of the steel small hatch cover with overall dimensions labeled, such as A 1330×1330, 1100, 800, etc.]
Specification Table
| Type | Nominal Size (L×B) | Access – way Size (L1×B1) | Cover Size (L2×B2) | Thickness of Cover | Flange Thickness | Flange Height | Circular Cam Buckle Out – diameter | Number of Circular Cam Buckles | Weight (Note 1) |
|---|---|---|---|---|---|---|---|---|---|
| A | 450X630 | 420X600X100 | 508X688 | 4 | 4.6 | 6 | 68 (±3 NOTES2) | 4 | 24.4 |
| 530X530 | 500X500X100 | 596X596 | 6 | 6.8 | 8.11 | 68 (±3 NOTES2) | 4 | 31.1 | |
| 630X630 | 600X600X100 | 692X696 | 6 | 6.8 | 8.11 | 68 (±3 NOTES2) | 4 | 37.7 | |
| 630X830 | 600X800X100 | 692X896 | 6 | 6.8 | 8.11 | 68 (±3 NOTES2) | 4 | 39.8 | |
| AL | 630X630 | 600X600X100 | 692X696 | 6 | 6.8 | 100 | M16 | 4 | 48.5 |
| 630X830 | 600X800X100 | 692X896 | 6 | 6.8 | 150 | M16 | 4 | 59.7 | |
| AS | 830X830 | 800X800X100 | 896X896 | 6 | 6.8 | 200 | M20 | 6 | 65.2 |
| 830X1230 | 800X1200X100 | 896X1296 | 6 | 6.8 | 250 | M20 | 6 | 85.3 | |
| 1030X1030 | 1000X1000X100 | 1096X1096 | 6 (±3 NOTES3) | 6.8 | 450 | M20 | 6 | 175.2 (±4 NOTES4) | |
| 1330X1330 | 1300X1300X100 | 1396X1396 | 8 (±3 NOTES3) | 8.11 | 600 | M20 | 8 | 331.3 (±4 NOTES4) |
Notes
- The weight in the table does not include the weight of the flange.
- The height and thickness of the flange are determined by the customer.
- This size complies with ISO 5778.
- The counted weight is included.
Marking Example
The nominal size is 630X630mm, the cover thickness is 6mm, the flange thickness is 6mm, and the flange height is 200mm for the A – type hatch cover: Hatch cover A630X630X6 – 6X200 CB/T 3728 – 1995.
Attention please: The description might be incorrect, please contact us for confirmation.
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