Difference between Boiler mountings and accessories with PDF
What are boiler mounting and accessories? are both of them the same? If no, then what is the difference between boiler mountings and boiler accessories?
All of these questions answered in today’s article at The Mechanical post.
Also, get your copy of the PDF on the difference between boiler mountings and accessories at the end of the article.

What meant by boiler mounting?
Boiler mountings are the devices that are essential for the smooth and safe working of the boiler. They and are mounted onto the boiler, hence, the name “boiler mounting”.
A boiler cannot work without boiler mountings.
The different types of boiler mountings are:
- Safety valve
- Fusible plug
- Water level indicator
- Feed check valve
- Steam pressure gauge
- Steam stop valve
- Blow-off cock
Must read: What is a boiler and what are its types?
What is meant by boiler accessories?
Boiler accessories are the devices that help in a smooth operation as well as increase the efficiency of the boiler. Boiler accessories are concerned with the performance of the boiler.
A boiler can function without boiler accessories but not without boiler mountings.
The different types of boiler accessories are:
- Economizer.
- Superheater.
- Steam injection.
- Air preheater.
Read in detail about the functions and working of boiler mountings and accessories.
Difference between boiler mountings and accessories
Boiler mountings | Boiler accessories |
Boiler mountings are an essential part of a boiler. | Boiler accessories are not an essential part of a boiler. |
Boiler mounting’s function is to ensure safe and smooth working of the boiler. | Boiler accessories function is to increase the efficiency of the boiler. |
A boiler cannot function without boiler mountings | A boiler can function without boiler accessories. |
Boiler mountings are mounted onto the boiler shell. | They are not mounted onto the boiler shell. |
Boiler mountings are related to the safety of the boiler. | Boiler accessories are related to the performance of the boiler. |
Examples of boiler mountings include Water level indicator, safety valve, feed valve, blow-off cock, fusible plug, steam pressure gauge, etc. | Examples of boiler accessories include Air preheater, economizer, superheater, etc. |
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