CB/T 3728 Type B Weathertight Small Steel Hatch Cover with 4 Dogs Marine Outfitting
CB/T 3728 Type B Weathertight Small Steel Hatch Cover with 4 Dogs
Description:
Type B weathertight hatch cover is can be opened from both sides. It is made of steel and suitable for various vessels. It is produced according to the latest standard of CB/T3728. It has 4 dogs, 6 dogs and 8 dogs type. It can be easily open and close from both side without help of tools. There is a tube to assist crew to open easily the cover inner side. The cover is formed to have a better strength.
Main Technical Specification:
- Standard: CB/T 3728-2011
- Material: Mild Steel, Stainless Steel,
- Packing Materials: Neoprene, NBR ,Hi - NBR,
- Test: Hose Test, Chalk Test
- Dimension: As Standard or Customized, As client’s drawing,
- Application Type: Weather-tight,
- Open & Closing Type: 4, 6, 8 Dogs and Hinged,
- Surface treatment: sandblasting to S2.5 + one layer of epoxy shop primer, Polished, Galvanized, customized surface treatment available.
- Classification Certificates: CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA.
Main Technical Parameters:
|
Nominal Size |
Clear Opening Size L1 x 8 1 x R1 |
Cover Size L2 X 82 |
Cover Thickness t |
Hatch | Dog Clip |
Weight kg (Noet·1) |
||
| t0 | H | Dia. | Qty | |||||
| 450×630 | 420×600×100 | 508×688 | 4 | 4, 6 |
100 150 200 250 450 600 |
M16 | 4 | 28.7 |
| 512×692 | 6 | 6, 8 | 35.4 | |||||
| 516×696 | 8 | 8, 11 | 42.0 | |||||
| 530×530 | 500×500×100 | 588×588 | 4 | 4, 6 | 28.5 | |||
| 592×592 | 6 | 6, 8 | 35.1 | |||||
| 596×596 | 8 | 8, 11 | 41.7 | |||||
| 630×630 | 600×600×100 | 682×688 | 4 | 4, 6 | M20 | 33.5 | ||
| 692×692 | 6 | 6, 8 | 42.4 | |||||
| 696×696 | 8 | 8, 11 | 51.2 | |||||
| 630×830 | 600×800×100 | 688×888 | 4 | 4, 6 | 39.7 | |||
| 692×892 | 6 | 6, 8 | 51.2 | |||||
| 696×896 | 8 | 8, 11 | 62.3 | |||||
| 830×830 | 800×800×100 | 888×888 | 4 | 4, 6 | 6 | 51.2 | ||
| 892×892 | 6 | 6, 8 | 65.3 | |||||
| 896×896 | 8 | 8, 11 | 79.4 | |||||
| 830×1230 | 800×1200×100 | 888×1288 | 4 | 4, 6 | 8 | 71.4 | ||
| 892×1292 | 6 | 6, 8 | 91.5 | |||||
|
Note 1: Weight is exclusive coaming |
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Drawing of CB/T 3728 Type B Weathertight Small Steel Hatch Cover with 4 Dogs Marine Outfitting
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