a Type Manhole Cover/Quick Closing Watertight Hatch Cover
Product Description
Quick Closing Watertight Hatch Cover
A type manhole cover:
1. Type: A type manhole cover
2. Material: Steel&aluminum alloy
China Deyuan Marine Fitting Co., Ltd are leading supplier of marine outfitting equipment, such as marine steel doors, marine aluminum door, marine windows, marine hatch cover, marine pilot rope ladder, embarkation rope ladder, gangway ladder, bulwark ladder etc.
A type manhole cover:
1. Type: A type manhole cover
2. Material: Steel&aluminum alloy
China Deyuan Marine Fitting Co., Ltd are leading supplier of marine outfitting equipment, such as marine steel doors, marine aluminum door, marine windows, marine hatch cover, marine pilot rope ladder, embarkation rope ladder, gangway ladder, bulwark ladder etc.
| Nominal size | L1 | L2 | L3 | B1 | B2 | B3 | S | Fastenings | Weight (kg) | |
| mm | Dia. | Q'ty | ||||||||
450*350 | 450 | 470 | 570 | 350 | 370 | 470 | 4 | M20 | 16 | 23.2 |
| 6 | 30.8 | |||||||||
| 8 | 36.9 | |||||||||
| 10 | 45.80 | |||||||||
| 600*400 | 600 | 620 | 720 | 400 | 420 | 520 | 6 | 20 | 48.80 | |
| 8 | 59.2 | |||||||||
| 10 | 69.3 | |||||||||
| 12 | 79.6 | |||||||||
| 800*600 | 800 | 820 | 920 | 600 | 620 | 720 | 8 | 26 | 52.4 | |
| 10 | 65.8 | |||||||||
| 12 | 78.2 | |||||||||
| 14 | 90.2 | |||||||||