Shanghai Caesar International Trading Co.,Ltd
Marine Manhole Cover is used for manhole on the oil tanks, water tanks, voil tanks and other tanks on various shipes. It is fixed on the falt positions on the hold bottom, deck and bulkhead.There are Type A,B,C & D. The shape can be round, oval, square.
Material:
Cover: Carbon Steel
Coaming: Carbon Steel
Seal Ring: NBR
Bolt, Nut, Washer: Stainless Steel, Caron Steel , Copper
Main Size List(mm):
| Model | Nominal Size | L | L1 | L2 | B | B1 | B2 | S | Bolt | Weight | |
| LxB | Diamter | Quantity | kgs | ||||||||
| A | 450x350 | 450 | 470 | 570 | 350 | 370 | 470 | 4 | M20 | 16 | 23.2 |
| 6 | 30.8 | ||||||||||
| 8 | 36.9 | ||||||||||
| 10 | 45.8 | ||||||||||
| 600x400 | 600 | 630 | 720 | 400 | 420 | 520 | 6 | 20 | 48.8 | ||
| 8 | 59.2 | ||||||||||
| 10 | 69.3 | ||||||||||
| 12 | 79.6 | ||||||||||
| 800x600 | 800 | 820 | 920 | 600 | 620 | 720 | 8 | 26 | 52.4 | ||
| 10 | 65.8 | ||||||||||
| 12 | 78.2 | ||||||||||
| 14 | 90.2 | ||||||||||
