| Standard | GB 11628-89 |
| Material | Mild Steel, Stainless Steel |
| Weight | 32-80kg |
| Gasket | Buna A, Neoprene, or Customized |
| Bolt & Nut Material | Stainless steel, bronze, brass |
| Dimension | As Standard or Customized, As client’s drawing |
| Type | Round, Flush, Semi Flush, Raised Ring |
| 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, Makers Certificate |
| Packaging Details | Export standard pallet or customized packing |
| Delivery Time | Based on project requirements |
| Payment Terms | T/T, L/C |
| Supply Ability | Customized production based on project requirements |
| Place of Origin | China |
| Brand Name | Zhongyuan Marine Equipmen |
| Certification | CCS, NK, BV, ABS, DNV, LR, KR, IRS, RS, RINA, CRS, Makers Test Certificate |
| Model Number | Standard or Customized |
View Detail Information
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Product Specification
| Standard | GB 11628-89 | Material | Mild Steel, Stainless Steel |
| Weight | 32-80kg | Gasket | Buna A, Neoprene, or Customized |
| Bolt & Nut Material | Stainless steel, bronze, brass | Dimension | As Standard or Customized, As client’s drawing |
| Type | Round, Flush, Semi Flush, Raised Ring | 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, Makers Certificate | Packaging Details | Export standard pallet or customized packing |
| Delivery Time | Based on project requirements | Payment Terms | T/T, L/C |
| Supply Ability | Customized production based on project requirements | Place of Origin | China |
| Brand Name | Zhongyuan Marine Equipmen | Certification | CCS, NK, BV, ABS, DNV, LR, KR, IRS, RS, RINA, CRS, Makers Test Certificate |
| Model Number | Standard or Customized | ||
| High Light | gb 11628 marine hatch cover ,multi bolt marine hatch cover ,gb 11628 round boat hatch covers | ||
GB 11628 Type C Flush Multi Bolt Clean Out Hatch Cover
Description:
GB 11628 type C flush multi bolt clean out hatch cover is watertight bolted hole cover is for use on top of main big hatch cover, tank top, upper decks or bulkheads watertight covers that are not required to be completely flush. It can be used for clean out hole or grain holes. Cover assemblies shall be complete with covers, mounting rings, gaskets, welded studs, washers, and nuts. The material can be stainless steel or mild steel.
Main Technical Specification:
Main Technical Parameters:
| Nominal Opening Size D |
D1 | s | Bolt Size |
Bole Quantity |
Weight kg |
| 450 | 620 | 4 | M20 | 20 | 32.03 |
| 6 | 36.637 | ||||
| 8 | 41.245 | ||||
| 10 | 46.042 | ||||
| 12 | 50.659 | ||||
| 600 | 770 | 6 | 26 | 50.315 | |
| 8 | 57.519 | ||||
| 10 | 64.915 | ||||
| 12 | 72.054 | ||||
| 14 | 79.192 |
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Drawing of GB 11628 Type C Flush Multi Bolt Clean Out Hatch Cover Marine Outfitting
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Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Seller
Year Established:
1990
Total Annual:
10,000,000-15,000,000
Employee Number:
>300
Ecer Certification:
Verified Supplier
Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd. was founded in the 1990s and has developed into an integrated marine equipment manufacturer and project supply partner combining manufacturing, technical support, and export services. The group consists of four factories and one export trading c... Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd. was founded in the 1990s and has developed into an integrated marine equipment manufacturer and project supply partner combining manufacturing, technical support, and export services. The group consists of four factories and one export trading c...
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