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Place of Origin : China
Brand Name : Zhongyuan
Certification : CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA, Makers Test Certificate, Etc.
Model Number : Standard and Customized
MOQ : 1
Price : As per quotation
Packaging Details : Pallet or Customized
Delivery Time : As per offer
Payment Terms : TT, L/C, Etc.
Supply Ability : Satisfy clients needs
Standard : JIS F 2304-1989
Material : Mild Steel, Stainless Steel
Weight : 52.9 to 73.1kg
Test : Hydraulic Pressure Test, Air Test
Dimension : As Standard or Customized, As client’s drawing
Application Type : Water-tight, Gas Tight, Oil Tight
Gasket Type : Neoprene, Buna A, Customized
Bolt Material : Stainless Steel, Bronze, Brass
Coaming Height : 100mm, Customized
Type : A, raised coaming with multi bolt cover
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. Mill Certificate
JIS F 2304 Type A Raised Multi Bolt Oval Manhole
Description:
JIS F 2304 Type A is raised 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. The hight of the coaming can be customized. 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.
Main Technical Specification:
Main Technical Parameter:
Nominal Name | Opening | Gasket | Cover | Bolt Quantity | Reference | |||||
L | B | L1 | B1 | L2 | B2 | L3 | B3 | Weight (kg) | ||
4 535 | 450 | 350 | 480 | 380 | 550 | 450 | 620 | 520 | 20 | 52.9 |
5 040 | 500 | 400 | 530 | 430 | 600 | 500 | 670 | 570 | 22 | 60.5 |
6 040 | 600 | 400 | 630 | 430 | 700 | 500 | 770 | 570 | 24 | 69.5 |
6 045 | 600 | 450 | 630 | 480 | 700 | 550 | 770 | 620 | 24 | 73.1 |
Drawing of JIS F 2304 Type A Raised Multi Bolt Oval Manhole
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JIS F 2304 Type A Raised Multi Bolt Oval Manhole Marine Outfitting Images |