What Is Boiler Mounting?

Are you curious to know what is boiler mounting? You have come to the right place as I am going to tell you everything about boiler mounting in a very simple explanation. Without further discussion let’s begin to know what is boiler mounting?

Boilers are critical equipment used in various industries to generate steam or hot water for heating, power generation, and industrial processes. To ensure the safe and efficient operation of boilers, specific components known as boiler mountings are installed. In this blog post, we will explore the concept of boiler mountings, their importance, and the functions they serve in maintaining the integrity and performance of boilers.

What Is Boiler Mounting?

Boiler mountings are a set of essential components that are installed on a boiler to ensure its safe and efficient operation. These components are typically integrated into the boiler structure or connected directly to the boiler shell. Boiler mountings are designed to perform various functions related to the control, safety, and operation of the boiler system.

Functions And Importance Of Boiler Mountings:

  1. Water Level Indicator: The water level indicator is a crucial boiler mounting that provides a visual indication of the water level inside the boiler. It helps the boiler operator monitor and maintain the desired water level, ensuring optimal performance and preventing potential hazards associated with low water levels or excessive water carryover.
  2. Pressure Gauge: The pressure gauge is responsible for measuring and indicating the pressure inside the boiler. It allows operators to monitor and control the pressure within safe operating limits, preventing overpressure situations that can lead to accidents or boiler failure. Pressure gauges provide valuable information for maintaining boiler efficiency and safety.
  3. Safety Valve: The safety valve is a critical boiler mounting that ensures pressure relief and protects the boiler from excessive pressure buildup. It automatically releases steam from the boiler when the pressure exceeds a predetermined set point. Safety valves play a vital role in preventing catastrophic failures and ensuring the safety of the boiler and its operators.
  4. Blowdown Valve: The blowdown valve is used to discharge impurities and sediments that accumulate in the boiler water. Regular blowdown helps maintain water quality, prevent scaling and corrosion, and ensure efficient heat transfer within the boiler. The blowdown valve allows controlled removal of water to maintain the desired water chemistry and prevent damage to the boiler internals.
  5. Fusible Plug: The fusible plug is a safety device installed in the furnace or firebox of the boiler. It contains a fusible alloy that melts at a specific temperature. In the event of low water levels, the fusible plug melts, releasing steam and alerting the operator to take immediate action to prevent boiler damage or explosions.
  6. Feed Check Valve: The feed check valve is responsible for controlling the flow of water into the boiler. It ensures that water enters the boiler in a controlled manner, preventing sudden surges or fluctuations in water supply. The feed check valve also prevents backflow of water from the boiler when it is not in operation.
  7. Control Valves: Control valves are employed to regulate various aspects of boiler operation, such as steam flow, water flow, and fuel supply. These valves enable operators to maintain desired operating conditions, control temperature, and adjust boiler parameters for optimal performance and energy efficiency.


Boiler mountings are vital components that contribute to the safe and efficient operation of boilers. From monitoring water level and pressure to ensuring pressure relief and maintaining water quality, these mountings play a crucial role in maintaining the integrity and performance of boiler systems. Understanding the functions and significance of boiler mountings empowers operators and maintenance personnel to operate boilers safely, mitigate risks, and optimize boiler efficiency. By prioritizing the installation and maintenance of boiler mountings, industries can enhance safety standards, improve operational reliability, and extend the lifespan of their boiler systems.

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What Are Boiler Mounting & Accessories?

The necessary devices installed or mounted for the safety of boiler and its control are called boiler mountings. Boiler Accessories: The devices which are installed in the boiler for their efficient operation and smooth working are called Boiler Accessories.

What Is Boiler Mounting In Ship?

It’s a shallow dish type arrangement fitted at the normal water level which allows the blowdown of floating impurities, oil foaming etc. from the water surface. Related Reading: Blow Down Procedure For Marine Boiler.

What Is Difference Between Boiler Mounting And Accessories?

Boiler mountings are primarily intended for the safety of the boiler and for complete control of steam generation process. Boiler accessories are used to improve the efficiency of a boiler ex: economizer, air preheater etc.

Which Of These Is A Boiler Mounting?

Steam stop valve, Man hole and pressure gauge are boiler mountings.

Which One Of The Following Is Not Considered Mounting Of A Boiler?

Economizer, superheater and feed pumps are not boiler mountings, they are boiler accessories. Examples of boiler mountings are water level indicator, steam stop valve, man hole, pressure gauge, safety valve etc.

Can A Boiler Work Without Mountings?

It is necessary to note that a boiler cannot function safely without the mountings. These fittings mounted on the steam boiler are required mandatorily for the safe and proper operation of the boiler syste

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