Steel Watertight Hatch Cover(With Balancer)
- Application
Used for small sized hatch cover of various ships.
The product is a kind of beautiful appearance,light operation and good watertightness.It can bear outer pressure of 0.2Mpa and inner pressure of 0.12Mpa.
- Specification for type B,BL,BS steel watertight hatch cover with balancer
| No. | Nominal size mm LxBxR115 |
Clear opening size mm L1xB1xR100 |
Cover plate size mm L2xB2xR140 |
No.of balancer | Cover plate thickness mm t |
Coaming thickness mm t1 |
Weight kg |
| 1 | 450×630 | 420×600 | 500×680 | 1 | 4 | 6 | 65 |
| 2 | 630×630 | 600×600 | 680×680 | 1 | 4 | 6 | 72.3 |
| 3 | 730×730 | 700×700 | 780×780 | 1 | 4 | 6 | 83.7 |
| 4 | 630×830 | 600×800 | 680×880 | 1 | 4 | 6 | 84 |
| 5 | 830×830 | 800×800 | 880×880 | 2 | 4 | 6 | 94.6 |
| 6 | 830×1230 | 800×1200 | 880×1280 | 2 | 4 | 6 | 115 |
| 7 | 1030×1030 | 1000×1000 | 1080×1080 | 2 | 4 | 6 | 118.6 |
| 8 | 1330×1330 | 1300×1300 | 1380×1380 | 2 | 4 | 6 | 126.6 |