Yangzhou FeiHang Ship Accessories Factory
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Pipe type natural ventilation cap
This marine natural ventilation cap is suitable for deck ventilation of all kinds of ships.
It is usually marked as:
Pipe ventilating cap / pipe type natural ventilation cap G150 CB*294-84
(steel pipe type natural ventilation cap with nominal diameter of DN200)
Hood / pipe type natural ventilation cap G200 CB*294-84
(steel pipe type natural ventilation cap with nominal diameter of DN200)
Marine ventilating cap / pipe type natural ventilation cap G250 CB*294-84
(steel pipe type natural ventilation cap with nominal diameter of DN200)
Technical agreement for marine pipe ventilating cap and pipe type natural ventilation cap:
1. the steel pipe made ventilation hood is not allowed to have burrs, the shape of the natural ventilation cap should be neat and the surface has no obvious defects.
The surface of 2. steel pipe type natural ventilation cap should be treated with rust removal. After cleaning, it should meet the Ab2 requirement of CB*3092 (ship derusting standard) and once coated with primer.
3. when the ship's natural ventilation cap is loaded, it should be primed once and then topcoat two degrees.