Small Size Manhole Hatch Cover
● Type: marine manhole cover
● Material: steel, aluminum
● Standard: CB/T 19-2001
● Certification: ABS, CCS, BV, GL etc.
Description
Marine manhole cover is a small size hatch can be made of aluminum or steel material. It is used for watertight and oiltight manhole covers, comply with ISO 5894.
There are A,B,C,D type of manhole
Parameters:
Model: Length (mm):450/600/800
Width (mm): 350/400/600
Thickness: 8/10/12/15/19
Material: Aluminum: Steel
Classification: ABS,CCS,BV,GL etc.
Standard: CB/T19-2001
Packing Details:
Plywood pallet or Steel Structure with plastic film wrapped. Max. 6 sets per package.
Optional Model:
Available in marine steel, stainless steel and aluminum alloy, copper materials
Hinged type, Water tight/ Weather tight and Oil tight marine manhole covers.
Embedded or Sunk Type.
Smooth surface without cracks, good wear and corrosion resistance, never rust
Customize available
OEM service and Special requirement is available
Main size
Unit: mm
Type | Nominal size | L1 | L2 | L3 | B1 | B2 | B3 | S | Bolt | |
A,B | L*B (mm) | Diameter | Quantity | |||||||
450*350 | 450 | 470 | 570 | 350 | 370 | 470 | 4,6,8,10 | M20 | 16 | |
600*400 | 600 | 620 | 720 | 400 | 420 | 520 | 6,8,10,12 | 20 | ||
800*600 | 800 | 820 | 920 | 600 | 620 | 720 | 8,10,12,14 | 26 | ||
B | 800*400 | 800 | 830 | 930 | 400 | 430 | 530 | 12,14,16,18 | 24 | |
For other type please contact with us
Type A
Type B
Type C
Type D
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