Marine manhole cover is suitable for ship watertight and oil tight manhole cover, comply with ISO5894. We designed the marine manhole cover according to GB/T5746, CB/T19-2001 AND ISO3903.
Material of marine manhole cover includes: steel, aluminum, stainless steel as per clients' request.
Customized according to clients' special drawing.
Available Certificate: CCS, ABS, BV, LR, GL, DNV, RINA, etc.
Description:
1. Applied to various oil, water tanks, cofferdams and cabinet on ship
2. Smooth surface without cracks , corrosion resistance
3. Raised coamings available on many models
4. Flush screw-down models offer a smooth-surfaced manhole that prevents snagging
5. Neoprene Gasket material is UV resistant to prevent cracking
Specification:
Size of clear L*B mm | L1 (mm) | B1 (mm) | R (mm) | S (mm) | BOLT | |
DAI(mm) | QUT | |||||
450*350 | 620 | 520 | 260 | 4 | M20 | 20 |
6 | ||||||
8 | ||||||
10 | ||||||
500*400 | 670 | 570 | 285 | 6 | 20 | |
8 | ||||||
10 | ||||||
12 | ||||||
600*400 | 770 | 570 | 285 | 8 | 24 | |
10 | ||||||
12 | ||||||
14 | ||||||
600*450 | 770 | 620 | 310 | 8 | 24 | |
10 | ||||||
12 | ||||||
14 | ||||||
16 | ||||||
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