5 Haldia Petrochemicals Mechanical Maintenance Engineer Interview Questions & Answers | Complete Prep Guide 2025

Haldia Petrochemicals Mechanical Maintenance Engineer Interview Experiences

2 interviews found

Mechanical Maintenance Engineer Interview Questions & Answers

Anonymous

posted on 16 Aug 2024

Interview experience

Excellent

Difficulty level

Moderate

Process Duration

2-4 weeks

Result

Selected

I applied via Naukri.com

Round 1 - Technical

(2 Questions)

Q1. Mechanical Engineer technical

Add your answer

Q2. Vacuum place are welding possible??

Ans.

Yes, welding in a vacuum is possible.

Welding in a vacuum is possible because the absence of air prevents oxidation of the materials being welded.
Specialized equipment and techniques are required for welding in a vacuum to ensure proper bonding of materials.
Examples of welding in a vacuum include aerospace components and certain types of scientific equipment.

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Round 2 - Technical

(2 Questions)

Q1. Any technical questions

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Q2. As well as engineer drawing

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Round 3 - Group Discussion

Manufacturing products are used in human life....

Mechanical Maintenance Engineer Interview Questions & Answers

posted on 27 Apr 2022

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

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Round 2 - Technical

(1 Question)

Q1. Basic techniques good tack over running problem and maintain the parts stock

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Interview Preparation Tips

Interview preparation tips for other job seekers - Good knowledge of mechanical engineering

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Interview Tips & Stories

I have been shortlisted for an interview at Bloomberg for the investment / real estate reporter role. How can I prepare for the interview? What all do I need to keep in mind for my prep? Please help, I am very nervous! Thank you

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Mechanical Maintenance Engineer Interview Questions & Answers

Reliance Industries

Anonymous

posted on 16 Feb 2022

Interview Preparation Tips

Interview preparation tips for other job seekers - All things are luck.....depend on how is your time going on.....you always try alot ...but you dont get chance ....one thing i want to say.... you which is mentioned in cv...all prepare deeply...there dont ask anything extra...thanks

Mechanical Maintenance Engineer Interview Questions & Answers

Hindustan Petroleum

Anonymous

posted on 26 Aug 2021

Interview Questionnaire

4 Questions

Q1. Questions were asked related to heat exchanger and piping.

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Q2. What is heat exchanger and define floating heat exchanger?

Ans.

A heat exchanger is a device used to transfer heat between two or more fluids. A floating heat exchanger is a type of heat exchanger that is not fixed in place.

Heat exchangers are used in a variety of industries, including HVAC, chemical processing, and power generation.
They work by transferring heat from one fluid to another through a solid barrier.
Floating heat exchangers are typically used in marine applications, wh...

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Q3. Types of valves according to function.

Ans.

Valves can be classified based on their function such as isolation, regulation, and safety.

Isolation valves are used to completely shut off the flow of fluid or gas.
Regulation valves are used to control the flow rate or pressure of fluid or gas.
Safety valves are used to release excess pressure to prevent damage to the system or equipment.
Examples of isolation valves include gate valves and ball valves.
Examples of regul...

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Q4. Is there RT used or not in small bore socket weld?

Ans.

No, RT is not used in small bore socket weld.

Small bore socket welds are typically inspected using visual inspection and dye penetrant testing.
Radiographic testing (RT) is not necessary for small bore socket welds.
RT is typically used for larger welds or critical applications where defects could have severe consequences.

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Interview Preparation Tips

Interview preparation tips for other job seekers - In interview we have to reply on the basis of our experience. Our answers should be according to questions. That's all about my advice while facing interview.

Mechanical Maintenance Engineer Interview Questions & Answers

Hindustan Petroleum

Anonymous

posted on 17 May 2024

Interview experience

Excellent

Difficulty level

Process Duration

Result

Round 1 - Group Discussion

Mainly on basic details

Round 2 - HR

(3 Questions)

Q1. Normal and easy to tackle

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Q2. Mainly on hobbies

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Q3. Your favorite book and explain it by your own words

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Mechanical Maintenance Engineer Interview Questions & Answers

Reliance Industries

Anonymous

posted on 28 Jul 2022

I applied via Recruitment Consulltant and was interviewed in Jan 2022. There was 1 interview round.

Round 1 - Technical

(1 Question)

Q1. What is pump? types of pump how to do pump overhauling ? types of Impeller Compressor types Reciprocating compressor overhauling procedure.

Ans.

A pump is a mechanical device used to move fluids from one place to another. There are various types of pumps and impellers.

Types of pumps include centrifugal, positive displacement, and axial flow pumps.
Pump overhauling involves disassembling the pump, inspecting and replacing worn parts, and reassembling the pump.
Types of impellers include closed, semi-open, and open impellers.
Compressor types include centrifugal, ax...

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Interview Preparation Tips

Topics to prepare for Reliance Industries Mechanical Maintenance Engineer interview:

Pumps

Interview preparation tips for other job seekers - Be honesty and confidential at time of interview and maintain decipline .

Mechanical Maintenance Engineer Interview Questions & Answers

Reliance Industries

Anonymous

posted on 22 Dec 2023

Interview experience

Good

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Selected

I applied via Campus Placement

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - Aptitude Test

General apptutude questions like tume rate ,work rate-basic

Round 3 - One-on-one

(3 Questions)

Q1. For any interview cv should be as per company profile. Trying to explore within to mention in cv related will help. I believe initial phase is crucial and in our hand, we should drive it towards our known ...

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Q2. As my recruitment was for refinery questions were-types of pumps,types of compressors.

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Q3. Subjects like fluid dynamics,Heat transfer ,mechanics of solids, industrial engineering will help.

Add your answer

Round 4 - HR

(1 Question)

Q1. It is mostly regarding ourselves,our behavior. One should try to be as clear ,reasonable as possible.

Add your answer

Interview Preparation Tips

Topics to prepare for Reliance Industries Mechanical Maintenance Engineer interview:

Fluid Dynamics
Centrifugal Pumps
Reciprocating pump
Compressors

Interview preparation tips for other job seekers - For working in maintenance profile i believe it is one of dream companies to start with. Especially Jamnagar sight being largest at single location gives world class exposure and i am sure person who have worked there is easily differentiable from others.

Mechanical Maintenance Engineer Interview Questions & Answers

Reliance Industries

Anonymous

posted on 8 Aug 2021

I applied via Recruitment Consultant and was interviewed in Jul 2021. There was 1 interview round.

Interview Questionnaire

6 Questions

Q1. 1) Soft foot

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Q2. 2) Alignment

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Q3. 3) DBSE

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Q4. 4) Types of permit

Ans.

Permits are used to ensure safety and control during maintenance work. There are various types of permits.

Hot work permit - for work involving open flames or heat sources
Confined space permit - for work in enclosed spaces
Electrical permit - for work involving electrical systems
Work at height permit - for work at elevated locations
Excavation permit - for work involving digging or excavation
Lockout/tagout permit - for wo...

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Q5. 5) Mechanical Seal

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Q6. 6) Pump and Compressor related basic questions

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Interview Preparation Tips

Interview preparation tips for other job seekers - Basic Practical Technical knowledge of refinery required

Mechanical Maintenance Engineer Interview Questions & Answers

Reliance Industries

Anonymous

posted on 5 Apr 2023

Interview experience

Good

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Selected

I applied via Naukri.com and was interviewed before Apr 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - One-on-one

(3 Questions)

Q1. Experience about you job

Add your answer

Q2. Technical based questions

Add your answer

Q3. Tell about your self

Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Try to give practical questions
Keep calm & cool
Focus on your experience work profile

Mechanical Maintenance Engineer Interview Questions & Answers

Reliance Industries

Anonymous

posted on 25 Nov 2024

Interview experience

Good

Difficulty level

Process Duration

Result

Round 1 - Technical

(2 Questions)

Q1. Tell the working principle of industrial compressors

Ans.

Industrial compressors work by increasing the pressure of a gas to create mechanical energy.

Industrial compressors use a motor to draw in and compress gas, then release it at a higher pressure.
The compressed gas can be used for various industrial applications such as powering pneumatic tools or HVAC systems.
Common types of industrial compressors include reciprocating, rotary screw, and centrifugal compressors.

Answered by AI

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Q2. Overhauling procedure of centrifugal pump

Ans.

The overhauling procedure of a centrifugal pump involves disassembling, inspecting, repairing/replacing components, and reassembling the pump.

Start by shutting off power to the pump and draining the system
Remove the pump casing and impeller to access internal components
Inspect components for wear, damage, or corrosion
Repair or replace damaged components such as bearings, seals, or impeller
Reassemble the pump, ensuring ...

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Haldia Petrochemicals Interview FAQs

How many rounds are there in Haldia Petrochemicals Mechanical Maintenance Engineer interview?

Haldia Petrochemicals interview process usually has 2-3 rounds. The most common rounds in the Haldia Petrochemicals interview process are Technical, Resume Shortlist and Group Discussion.

What are the top questions asked in Haldia Petrochemicals Mechanical Maintenance Engineer interview?

Some of the top questions asked at the Haldia Petrochemicals Mechanical Maintenance Engineer interview -

Vacuum place are welding possibl...read more
Basic techniques good tack over running problem and maintain the parts st...read more
Mechanical Engineer techni...read more

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Haldia Petrochemicals Mechanical Maintenance Engineer Salary

based on 10 salaries

₹1.8 L/yr - ₹10.5 L/yr

42% more than the average Mechanical Maintenance Engineer Salary in India

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Haldia Petrochemicals Salaries in India

Assistant Manager 140 salaries	₹0 L/yr - ₹0 L/yr
Deputy Manager 127 salaries	₹0 L/yr - ₹0 L/yr
Manager 64 salaries	₹0 L/yr - ₹0 L/yr
Senior Manager 32 salaries	₹0 L/yr - ₹0 L/yr
Deputy General Manager 24 salaries	₹0 L/yr - ₹0 L/yr