2924 Results
  • Flat welding position

    The welding position used to weld from the upper side of the joint at a point where the weld axis is approximately...

  • Flare

    1. An outward curvature of the side shell at the forward end (bow flare) above the waterline. 2. A night distress...

  • Flashpoint

    The lowest temperature at which a liquid gives off sufficient vapour to form a mixture with the air near its surface...

  • Flange

    1. The part of a plate or shape bent at right angles to the main part. 2. A circular metal plate with holes formed...

  • Flammable, also combustible

    Capable of being ignited and burnt.

  • Flammable range

    A mixture of hydrocarbon gas and air cannot ignite unless its composition lies within a range of gas in air concentration...

  • Flammable fluid

    Any fluid, regardless of its flash point, capable of feeding a fire. Aviation fuel, diesel fuel, hydraulic oil...

  • Flammability limits

    The conditions defining the state of fuel-oxidant mixture at which application of an adequately strong external...

  • Flameproof

    An enclosure for electrical equipment which must withstand an explosion of any gas or vapour that enters. No damage...

  • Flame trap

    A gauze or perforated metal cover over an opening or vent to prevent the passage of flame.

  • Flame speed

    The speed at which a flame propagates along a pipe or other system.

  • Flame screen

    A portable or fixed device incorporating one or more corrosion resistant wire woven fabrics of very small mesh...

  • Flame inhibitors

    Materials, which interfere chemically with the combustion process, and thereby extinguish the flames. Cooling and...

  • Flame detector

    A device, which can detect the ultra-violet or infrared rays given off by a flame. It is used as fire detector...

  • Flame arrester, also flame arresting device

    A permeable matrix of metal, ceramic or other heat resistant material which can cool a deflagration flame, and...

  • Flaking

    Lifting the paint from the underlying surface in the form of flakes or scales.

  • Flag of convenience

    The registration of ships in a country whose profit tax for trading ships is low or whose requirements concerning...

  • Fixed-chain drive

    A fixed chain along which a hydraulic motor and sprocket can crawl, driving the hatch cover along the coaming.

  • Fixed Water-Based Local Application Fire Fighting System (FWBLAFFS)

    A water-based fire-fighting system required by SOLAS 2000-Amendments Regulation 10.5.6 and MSC/ Cir. 913 in order...

  • Fixed installation

    A bottom-founded offshore facility permanently secured to the sea floor. The term includes, but is not limited...

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