Type C steel small size hatch cover:
It used in ship to more convenient chheck.
Technical Data:
| TYPE | NOMINAL SIZE L B or Φ | SIZE OF CLEAR OPENING L1 B1 R or Φ1 | SIZE OF COVER L2 B2 or Φ2 | SIZE OF COVER t |
| C | 530 530 | 500 500 100 | 588 588 | 4 |
| 592 592 | 6 | |||
| 596 596 | 8 | |||
| 630 630 | 600 600 100 | 688 688 | 4 | |
| 692 692 | 6 | |||
| 696 696 | 8 | |||
| Φ 530 | 500 | 588 | 4 | |
| 592 | 6 | |||
| 596 | 8 | |||
| Φ 630 | 600 | 688 | 4 | |
| 692 | 6 | |||
| 696 | 8 |
| HATCH | CENTRE HORIZON TALLY CLIP QUANTITY | WEIGHT KG | |
| Thickness | H | ||
| 4,6 | 150 200 250 450 600 | 4 | 44.8 |
| 6,8 | 51.4 | ||
| 8,11 | 58 | ||
| 4,6 | 4 | 50 | |
| 6,8 | 58.7 | ||
| 8,11 | 67.5 | ||
| 4,6 | 4 | 42.2 | |
| 6,8 | 47.5 | ||
| 8,11 | 52.8 | ||
| 4,6 | 4 | 46.1 | |
| 6,8 | 53.2 | ||
| 8,11 | 60.2 | ||