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ISO 5894 Type DO Multi Bolts Manhole With Recessed Top Cover Marine Outfitting
Product Details:
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Detail Information |
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| Standard: | BS ISO 5894:2018/ GB 11628 | Type: | DO |
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| Material: | Mild Steel, Stainless Steel | Gasket: | Suitable With Oil, Sea Water, And Fresh Water; Free From Asbestos |
| Bolt & Nuts: | M20, Stainless Steel, Bronze, Brass | Test: | Hydraulic Pressure Test |
| Dimension: | As Standard Or Customized, As Client’s Drawing | Application Type: | Water-tight, Oil Tight |
| 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, LR, KR, IRS, RS, RINA |
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Product Description
ISO 5894 Type DO Multi Bolts Manhole With Recessed Top Cover
Description:
for Ships is the type A of manhole cover. The shape of this cover is long circle. This is a kind of cover with coaming. It can be raised. It meets the standard of IS05892 and CB/T19-2001. It is made of steel and can be used to various vessels. If you are interested in our products, please contact us for more information.
Main Technical Specification:
- Standard: BS ISO 5894:2018/ GB 11628
- Type: DO,
- Material: Mild Steel, Stainless Steel,
- Gasket: Suitable with oil, sea water, and fresh water; Free from asbestos;
- Bolt & Nuts: M20, Stainless steel, bronze, brass;
- Test: Hydraulic Pressure Test,
- Dimension: As Standard or Customized, As client’s drawing,
- Application Type: Water-tight, Oil Tight,
- 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, LR, KR, IRS, RS, RINA.
Main Technical Parameters:
| Nominal size l1×b1 |
l2 | b2 | l3 | b3 | l4 | b4 | t | Fasteners Diameter |
Fasteners Number |
| 450×350 | 570 | 470 | 510 | 410 | 642 | 542 | 6 | M20 | 16 |
| 600×400 | 720 | 520 | 660 | 460 | 792 | 592 | 8 | 20 | |
| 600×450 | 720 | 570 | 660 | 510 | 792 | 642 | 8 | 22 | |
| 800×600 | 920 | 720 | 860 | 660 | 992 | 792 | 12 | 26 | |
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NOTE 1 t is for minimum thickness, the thicknesses that are not displayed in the table can be designed according to builder practice |
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| Key | ||||||
| 1 | coaming plate | 4 | cover | 7 | plate ring | 9 marking |
| 2 | gasket | 5 | top cover | 8 | securing bolts | 10 jacking-up bolt, 2 x M20 |
| 3 | handle | 6 | handle | |||
The weld size and details should meet the recognized industrial sta ndard .
Dimensions given in brackets () can be adjusted. The top of the cover, including the nut, should not protrude from the flush surface when choosing a dimension given in brackets .
NOTE 1'1 x b1 is a clear opening.
NOTE 2 Jacking up bolts 2 x M20 can be chosen by the user if suitable. a Fastener M20, hole ct:>23 mm.
Drawing of ISO 5894 Type DO Multi Bolts Manhole With Recessed Top Cover Marine Outfitting