Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd
| Standard | JIS F 2304-1989 |
| Type | C, sunk multi bolt cover |
| Material | Stainless Steel, Mild Steel |
| Weight | 56.3 to 79.1kg |
| Test | Hydraulic Pressure Test |
| Dimension | As Standard or Customized as inquiry |
| Application Type | Oil Tight, Water-tight, Gas Tight |
| Gasket Type | Buna A, Neoprene, Customized |
| Bolt Material | Stainless Steel, Bronze, Brass |
| 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. Mill Certificate |
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Product Specification
| Standard | JIS F 2304-1989 | Type | C, sunk multi bolt cover |
| Material | Stainless Steel, Mild Steel | Weight | 56.3 to 79.1kg |
| Test | Hydraulic Pressure Test | Dimension | As Standard or Customized as inquiry |
| Application Type | Oil Tight, Water-tight, Gas Tight | Gasket Type | Buna A, Neoprene, Customized |
| Bolt Material | Stainless Steel, Bronze, Brass | 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. Mill Certificate | ||
| High Light | jis f 2304 manhole hatch ，ccs manhole hatch ，jis f 2304 marine outfitting | ||
JIS F 2304 Type C Sunk Multi Bolt Oval Hatch Cover
Description:
JIS F 2304 Type C is sunk manhole hatch cover. It is oval shape with multi bolts. Main material is mild steel, bolt and nut has alternative choice for stainless steel, bronze, brass. Our manhole ring is cut as whole piece without butt weld several pieces together. This workmanship makes sure the ring has smooth top surface to keep good watertight and oiltight. It is used on water ballast tank and oil tank with different kinds of gasket material. The sunk manhole cover makes sure the deck or the tank has no obstacles and avoid the damage of the manhole stud during cargo discharging.
Main Technical Specification:
Main Technical Parameter:
| Nominal No. | Opening | Gasket | Cover | Bolt Quantity | Reference | |||||
| L | B | L1 | B1 | L2 | B2 | L3 | B3 | weight (kg) | ||
| 4 535 | 450 | 350 | 580 | 480 | 510 | 410 | 570 | 470 | 20 | 56.3 |
| 5 040 | 500 | 400 | 630 | 530 | 560 | 460 | 620 | 520 | 22 | 64.9 |
| 6040 | 600 | 400 | 730 | 530 | 660 | 460 | 720 | 520 | 24 | 75.3 |
| 6045 | 600 | 450 | 730 | 580 | 660 | 510 | 720 | 570 | 24 | 79.1 |
Drawing of JIS F 2304 Type C Sunk Multi Bolt Oval Manhole Hatch Cover Marine Outfitting
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
Founded in the 1990s, Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd. comprises four factories and one exporting company, employing over 300 personnel with 20 experienced technicians & engineers. Our export trade company facilitates seamless delivery of cargo worldwide. Our... Founded in the 1990s, Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd. comprises four factories and one exporting company, employing over 300 personnel with 20 experienced technicians & engineers. Our export trade company facilitates seamless delivery of cargo worldwide. Our...
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