Filter interviews by
Various grades of steel pipe are used in CGD (City Gas Distribution).
Different grades of steel pipe are used in CGD based on factors like pressure rating, temperature, and application requirements.
Common grades of steel pipe used in CGD include API 5L Grade B, ASTM A106 Grade B, and ASTM A333 Grade 6.
Higher grades of steel pipe may be used for high-pressure applications or in corrosive environments.
The selection of ste...
The type of welding and electrode used depends on the specific application and materials being joined.
Common types of welding include arc welding, MIG welding, TIG welding, and spot welding.
The choice of welding method depends on factors such as the type of metal, thickness, and desired weld quality.
For example, arc welding often uses electrodes made of materials like carbon steel, stainless steel, or cast iron.
MIG wel...
E6010 is a type of electrode used in welding that produces deep penetration and is commonly used for welding in the vertical and overhead positions.
E6010 is a classification of welding electrode according to the American Welding Society (AWS) system.
It is a cellulose-based electrode that provides excellent arc stability and deep penetration.
The 'E' in E6010 stands for electrode, while the '60' indicates the tensile str...
Hydrotest is a process of testing the strength and integrity of a pressure vessel or pipeline.
Hydrotest involves filling the vessel or pipeline with water and pressurizing it to a specified level.
The pressure is held for a specified duration to ensure there are no leaks or failures.
Air volume calculation is used to determine the amount of air needed to pressurize the vessel or pipeline.
The formula for air volume calcul...
A dead weight tester is a device used to calibrate pressure gauges by applying known weights to a piston.
Consists of a piston-cylinder assembly and a set of calibrated weights
Weights are placed on the piston to generate a known pressure
Pressure generated is compared to the reading on the gauge being calibrated
Used for high-precision calibration of pressure gauges
Commonly used in industries such as oil and gas, aerospac
Common welding defects include porosity, undercutting, and lack of fusion. Acceptance criteria vary based on the type of defect.
Porosity: voids or gas pockets in the weld. Acceptance criteria depend on the size and location of the porosity.
Undercutting: groove in the base metal near the weld. Acceptance criteria depend on the depth and length of the undercut.
Lack of fusion: incomplete bonding between the weld and base ...
WPS is Welding Procedure Specification, PQR is Procedure Qualification Record, WQT is Welder Qualification Test, EQT is Equipment Qualification Test.
WPS is a document that outlines the welding process to be used for a specific job.
PQR is a record of the welding parameters used during a test weld.
WQT is a test that certifies a welder's ability to perform a specific type of welding.
EQT is a test that certifies the equipm
Seam pipe has a welded seam while seamless pipe is made without any seam. CGD uses seamless pipes for better safety and efficiency.
Seam pipes have a welded seam while seamless pipes are made without any seam.
Seam pipes are cheaper than seamless pipes.
Seamless pipes are stronger and more reliable than seam pipes.
CGD (City Gas Distribution) uses seamless pipes for better safety and efficiency.
Seamless pipes are used in h...
TCP is a protocol that provides reliable, ordered, and error-checked delivery of data between applications.
TCP stands for Transmission Control Protocol.
It is a connection-oriented protocol that operates at the transport layer of the OSI model.
TCP provides reliable, ordered, and error-checked delivery of data between applications.
It establishes a connection between two hosts and ensures that data is transmitted correctl...
The longest pipeline route in India is the 1,397 km long Mundra-Pathanamthitta pipeline. The longest pipeline in the world is the Druzhba pipeline.
The Mundra-Pathanamthitta pipeline is used to transport crude oil from Gujarat to Kerala.
The Druzhba pipeline is a network of pipelines that runs from Russia to several European countries.
The Druzhba pipeline is approximately 4,000 km long.
Other long pipelines in India inclu...
I applied via Approached by Company and was interviewed in Nov 2023. There were 3 interview rounds.
Emergency PE pipeline damages can be handled by following proper protocols and procedures.
Immediately isolate the damaged section of the pipeline to prevent further leakage or damage.
Notify the relevant authorities and emergency response teams to assess the situation and provide assistance.
Implement temporary repairs or containment measures to minimize the impact of the damage.
Coordinate with the appropriate stakeholde...
District Regulating Skid instruments include pressure gauges, flow meters, control valves, and temperature sensors.
Pressure gauges are used to measure the pressure of the fluid in the skid.
Flow meters are used to measure the flow rate of the fluid passing through the skid.
Control valves are used to regulate the flow or pressure of the fluid.
Temperature sensors are used to measure the temperature of the fluid in the ski
I am a highly experienced Senior Engineer with a strong background in software development and project management.
Over 10 years of experience in software development
Proficient in multiple programming languages such as Java, C++, and Python
Extensive knowledge of software development methodologies and best practices
Proven track record of successfully leading and delivering complex projects
Strong problem-solving and analy...
I applied via Naukri.com and was interviewed in May 2023. There were 3 interview rounds.
I applied via Referral and was interviewed before Jun 2021. There were 3 interview rounds.
PE80 and PE100 are types of polyethylene pipes with different pressure ratings and material properties.
PE80 has a minimum required strength (MRS) of 8 MPa, while PE100 has an MRS of 10 MPa.
PE100 has better resistance to stress cracking and higher pressure rating compared to PE80.
PE100 is typically used for higher pressure applications such as gas distribution, while PE80 is used for lower pressure applications like wat...
Think Gas Ludhiana interview questions for designations
Top trending discussions
I have a strong technical background with expertise in software development, system architecture, and project management.
Extensive experience in software development using languages such as Java, Python, and C++
Proficient in system architecture design and implementation
Skilled in project management, including leading cross-functional teams and delivering projects on time and within budget
I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.
I applied via Company Website and was interviewed in Jan 2024. There were 3 interview rounds.
My GD topic was renewable energy.
I am a Senior Engineer with 10+ years of experience in designing and implementing complex systems.
10+ years of experience in engineering
Specialize in designing and implementing complex systems
Strong problem-solving skills
Experience with various programming languages such as Java, Python, and C++
Seeking new challenges and growth opportunities at GAIL.
Desire for new challenges and opportunities for growth
Interested in working in a different industry or with different technologies
Attracted to GAIL's reputation and projects
Seeking a more collaborative and innovative work environment
My parents are both retired now, but my father used to work as a civil engineer and my mother was a teacher.
Father worked as a civil engineer
Mother was a teacher
Both are retired now
Yes, I have visited Delhi earlier for a business trip.
Visited Delhi for a business trip
Explored historical sites like Red Fort and Qutub Minar
Enjoyed local cuisine like butter chicken and chaat
I am staying at a hotel in Sector 18, Noida for the interview process.
Staying at a hotel in Sector 18, Noida
Close to the interview location
Comfortable accommodation for the duration of the process
Decoking process involves removing coke deposits from cracking furnace and naphtha circuit to maintain efficiency.
Decoking process involves burning off coke deposits using controlled combustion.
Mechanical decoking involves using high-pressure water jets to remove coke deposits.
Chemical decoking involves using solvents or acids to dissolve coke deposits.
Regular decoking is essential to prevent blockages and maintain fur
Refrigeration cycles are thermodynamic processes used in refrigerators and air conditioners to transfer heat from a low temperature reservoir to a high temperature reservoir.
Refrigeration cycles typically involve four main components: compressor, condenser, expansion valve, and evaporator.
The refrigerant undergoes a cycle of compression, condensation, expansion, and evaporation to absorb heat from the space being coole...
Safety procedures before starting a hot job include obtaining a hot work permit, conducting a hazard assessment, ensuring proper ventilation, and having fire extinguishing equipment nearby.
Obtain a hot work permit before starting any hot job
Conduct a hazard assessment to identify potential risks
Ensure proper ventilation in the work area to prevent buildup of flammable gases
Have fire extinguishing equipment nearby and r
I applied via Company Website and was interviewed in May 2024. There were 2 interview rounds.
Behavioral questions and resume delve
Pmi - product management information
posted on 14 Jun 2024
I applied via Company Website and was interviewed before Aug 2023. There was 1 interview round.
Well integrity and well barrier elements are crucial components in ensuring the safety and efficiency of oil and gas wells.
Well integrity refers to the ability of a well to contain fluids within the intended zones and prevent any leaks or failures.
Well barrier elements are physical or mechanical barriers that are put in place to prevent the escape of fluids from the wellbore.
Examples of well barrier elements include ca...
Upstream processes involve exploration, drilling, and production of oil and gas.
Exploration: Involves searching for potential oil and gas reserves using seismic surveys and other techniques.
Drilling: Once a potential reserve is identified, wells are drilled to extract the oil and gas.
Production: Oil and gas are extracted from the wells and processed for distribution.
Examples: Offshore drilling in the Gulf of Mexico, sh
No conflicts with supervisor or others.
I have not had any conflicts with my supervisor or colleagues.
I believe in open communication and resolving issues professionally.
I prioritize teamwork and collaboration to prevent conflicts from arising.
Some of the top questions asked at the Think Gas Ludhiana Senior Engineer interview -
based on 2 interviews
3 Interview rounds
based on 37 reviews
Rating in categories
Assistant Manager
185
salaries
| ₹5 L/yr - ₹13 L/yr |
Senior Engineer
125
salaries
| ₹4.2 L/yr - ₹10 L/yr |
Deputy Manager
97
salaries
| ₹7 L/yr - ₹18.1 L/yr |
Manager
81
salaries
| ₹10 L/yr - ₹23 L/yr |
Engineer
65
salaries
| ₹3 L/yr - ₹7.5 L/yr |
Adani Gas
GAIL
Indian Oil Corporation
Bharat Petroleum