Nozzles - Fire Safety
- The nozzle is a small metal fitting made of gun metal or brass or bronze having a tapered shape generally.
- But it can be made to several shapes depending on the nature of purpose it is manufactured for.
- These have internal thread for attachment to the branch.
- As a precaution against damage the delivery orifice is counter sunk in the nozzle to a depth of 3 mm.
- The base of the nozzle is hexagonally shaped to permit the use of spanner.
- Standard nozzles to fit any branch with 63 mm or 70 mm hose are made of machined gun metal and vary in length from 4 to 4V2".The bores of the nozzle vary in diameter from 4.6 mm to 44 mm.
- Larger bores are used in Deluge sets or Monitors etc.
- Besides there are nozzles used for Hose Reel Hose, Portable Extinguishers.
- Also there are nozzles made suitable for providing fine mist or combination of spray etc.
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