China (Mainland)
Deyuan marine
CB/T3842-2000
Hinge
steel
CB/T3842-2000
Square or round
hand wheeel
iron pallet
10-60days according to the quantiy and the required certificate
Round Steel Watertight Hatch Cover
Standard:CB/T3842-2000
The hatch cover is with the spring-balance device and the central clip device, so it is watertight, and can be opened or closed quickly and easily.There are two types, A type is round, B type is square. It is used as the quick entry or exit which has the watertight demand on various ships
The use pressure is 0.2Mpa.
Watertight test requirement: The cover must be closed, and maintain 15 minutes after 0.3Mpa water is put into the test tank.
Cover-Steel
Coaming-Steel
Handwheel-Steel, Stainless Steel or Steel with Galv
Spring-Spring Steel
Clear Size | Cut Out Size | Coaming Inner Diameter | Cover Outside Diameter | Cover Thickness | Coaming | Center Distance | Weight | |
D | D1 | D2 | D3 | t | t1 | H | B | kgs |
600 | 640 | 670 | 720 | 12 | 12 | 200 | 473 | 245 |
650 | 690 | 720 | 770 | 498 | 266 | |||
700 | 740 | 770 | 820 | 523 | 285 | |||
750 | 790 | 820 | 870 | 548 | 306 | |||
800 | 840 | 870 | 920 | 573 | 328 |
.
Round Steel Watertight Hatch Cover
Standard:CB/T3842-2000
The hatch cover is with the spring-balance device and the central clip device, so it is watertight, and can be opened or closed quickly and easily.There are two types, A type is round, B type is square. It is used as the quick entry or exit which has the watertight demand on various ships
The use pressure is 0.2Mpa.
Watertight test requirement: The cover must be closed, and maintain 15 minutes after 0.3Mpa water is put into the test tank.
Cover-Steel
Coaming-Steel
Handwheel-Steel, Stainless Steel or Steel with Galv
Spring-Spring Steel
Clear Size | Cut Out Size | Coaming Inner Diameter | Cover Outside Diameter | Cover Thickness | Coaming | Center Distance | Weight | |
D | D1 | D2 | D3 | t | t1 | H | B | kgs |
600 | 640 | 670 | 720 | 12 | 12 | 200 | 473 | 245 |
650 | 690 | 720 | 770 | 498 | 266 | |||
700 | 740 | 770 | 820 | 523 | 285 | |||
750 | 790 | 820 | 870 | 548 | 306 | |||
800 | 840 | 870 | 920 | 573 | 328 |
.