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Fusible plugs in boilers are made of:


1. brass
2. cast iron
3. titanium
4. steel

1 Answer

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Correct Answer - Option 1 : brass

Explanation:

  • Fusible plug is fitted to the fire box.
  • It is generally made up of brass
  • It's object is to put off the fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit and avoids the explosion which may takes place due to overheating of the furnace.

  • The boilers are the part of the boiler and are required for proper functioning. It is essential fitting for the safe working of a boiler.
  • Some of the important mountings are: Water level Indicator, Pressure Gauge, Safety Valve, Fusible Plug, Feed Check Valve, and Steam Stop Valve.
  • The accessories are mounted on the boiler to increase its efficiency. These units are optional on an efficient boiler.
  • The following accessories are normally used on a modern boiler: Economizer, Superheater, Air pre-heater, Feed water pump, Steam injector, Chimney

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