CB/T 4392 Type BC Square Semi Flush Multi Bolts Hatch Cover Marine Outfitting

CB/T 4392 Type BC Square Semi Flush Multi Bolts Hatch Cover

Description:

CB/T 4392 type BC square semi raised multi bolts hatch cover is a kind of watertight and oiltight manhole. It meets the latest standard of CB/T4392. It is made of steel with stainless bolt and nut. We also produce whole cover with 304 or 316 stainless steel. It can be used to various merchant vessels. Customization design and material is available. The bolts can be welded on the ring or screw on the ring.

Main Technical Specification:

1. Standard: CB/T 4392-2014;
2. Type: BC, semi raised ring, square type;
3. Weight: 67.1-124.5kg;
4. Attachment: Hinged or bolted with hinge;
5. Coaming: Raised, Semi flush, Flush, Sunk;
6. Gasket: Neoprene, Buna A, or Customized;
7. Bolt & Nut: Stainless steel, bronze, brass;
8. Material: Mild Steel, Stainless Steel;
9. Test: Hydraulic Pressure Test;
10. Dimension: As Standard or Customized as inquiry;
11. Application Type: Water-tight, Gas Tight, Oil Tight;
12. Surface treatment: sandblasting to S2.5 + one layer of epoxy shop primer, Polished, Galvanized, customized surface treatment available.
13. Classification Certificates: CCS, NK, BV, ABS, DNV, LR, KR, IRS, RS, RINA.

Main Technical Parameters:

Drawing of CB/T 4392 Type BC Square Semi Flush Multi Bolts Manhole Hatch Cover Marine Outfitting

square marine manhole cover

semi flush marine manhole cover

multi bolts marine manhole cover

CB/T 4392 Type BC Square Semi Flush Multi Bolts Hatch Cover Marine Outfitting Images