Descon Engineering Interview Questions, Process, and Tips

The basic payment for a welding supervisor is the minimum salary or wage they receive for their role.

• The basic payment for a welding supervisor is determined by factors such as experience, qualifications, and location.

• It is usually a fixed amount paid on a regular basis, such as hourly, weekly, or monthly.

• The basic payment may vary depending on the industry and company.

• Additional benefits and bonuses may be included in...read more

Welding process is a method of joining two or more metal parts by heating them to a melting point and allowing them to cool and fuse together.

• Welding involves the use of heat, pressure, or a combination of both to join two or more metal parts.

• There are various welding processes such as MIG, TIG, Stick, and Flux-cored welding.

• Welding can be used in various industries such as construction, automotive, and manufacturing.

• W...read more

Yes, I am familiar with welding code structure.

• I am familiar with the American Welding Society (AWS) codes and standards.

• I have experience working with codes such as AWS D1.1, D1.6, and D17.1.

• I understand the importance of following welding codes to ensure safety and quality in welding projects.

SS (Stainless Steel) is a type of alloy steel that contains a high percentage of chromium, providing corrosion resistance.

• SS (Stainless Steel) is a specific type of alloy steel.

• Alloy steel refers to a steel that contains additional elements apart from carbon and iron.

• SS contains a high percentage of chromium, which provides corrosion resistance.

• Alloy steel can have various additional elements like nickel, molybdenum, o...read more

ASME code is a set of standards for welding processes and procedures to ensure safety and quality.

• ASME stands for American Society of Mechanical Engineers

• The code covers various aspects of welding such as design, fabrication, inspection, and testing

• It includes guidelines for welding materials, techniques, and equipment

• Adherence to ASME code is often required in industries such as oil and gas, power generation, and cons...read more

3G and 6G positions are welding positions used to test a welder's ability to weld in different orientations.

• 3G position is a vertical up welding position where the welder welds on a vertical plate in the flat position

• 6G position is a pipe welding position where the pipe is fixed at a 45-degree angle and the welder must weld all the way around the pipe

• Both positions are used to test a welder's ability to weld in differe...read more

Yes, I am familiar with welding PQR.

• I have experience in reading and interpreting welding procedure specifications (WPS) and procedure qualification records (PQR).

• I am knowledgeable in the different types of welding processes and their corresponding PQRs.

• I am capable of ensuring that welding procedures are followed correctly and that welders are qualified to perform the required welding tasks.

• For example, I have worked...read more

Columns are vertical structures used for support while vessels are horizontal structures used for storage or transportation of fluids.

• Columns are used for structural support while vessels are used for storage or transportation of fluids.

• Columns are usually vertical while vessels are usually horizontal.

• Columns are commonly found in buildings and bridges while vessels are commonly found in chemical plants and refineries.

• ...read more

Exchanger is a device used to transfer heat from one fluid to another.

• Exchangers can be of various types such as shell and tube, plate, or spiral

• They work on the principle of heat transfer through conduction

• The hot fluid flows through the exchanger and transfers its heat to the cold fluid

• The two fluids are kept separate by a barrier to prevent mixing

• Exchangers are commonly used in HVAC systems, chemical plants, and ref

There are various types of permits required for mechanical work depending on the nature of the work.

• There are hot work permits for welding and cutting operations.

• Confined space permits for work in enclosed spaces.

• Lockout/tagout permits for maintenance work on machinery.

• Excavation permits for digging and trenching work.

• Electrical permits for electrical work.

• Permits for working at heights.

• Permits for hazardous materials ...read more

If a person is injured inside a confined space, I would follow a set of steps to ensure their safety and provide immediate medical attention if necessary.

• Assess the situation and ensure personal safety before entering the confined space.

• Call for help and inform the relevant authorities about the incident.

• Provide first aid or CPR if trained and necessary.

• If the injury is severe or life-threatening, evacuate the injured ...read more

I will follow the emergency procedures and evacuate the area immediately.

• I will stop all ongoing work and shut down any equipment that can be safely shut down.

• I will follow the emergency evacuation plan and exit the area as quickly as possible.

• I will report to the designated assembly point and wait for further instructions.

• If necessary, I will assist in the evacuation of others who may need help.

• I will not return to th...read more

Necessary documents for a permit include risk assessment, work method statement, and safety procedures.

• Risk assessment

• Work method statement

• Safety procedures

Blinding is the process of isolating a section of a pipeline or equipment to prevent flow or contamination.

• Temporary or permanent blinds can be used depending on the situation

• Common types of blinds include spectacle blinds, paddle blinds, and bleed rings

• Blinding is often used during maintenance or repair work to ensure safety

• Blinding can also be used to prevent contamination during storage or transportation

• Blinding can...read more

Before starting work in a refinery equipment, certain procedures must be followed.

• Obtain a work permit

• Perform a safety check of the equipment

• Ensure proper personal protective equipment is worn

• Verify that all valves are in the correct position

• Confirm that the equipment is properly grounded

• Check for any leaks or abnormal conditions

• Communicate with other workers in the area

• Follow all established procedures and protocols

I will follow the emergency response plan and evacuate the area immediately.

• Activate the alarm system to alert others in the area

• Put on personal protective equipment (PPE) including a respirator

• Evacuate the area immediately and move to a safe location

• Notify emergency services and follow the emergency response plan

• Monitor the situation and wait for the all-clear signal before returning to the area

I would advise my workers to start unbolting the heat exchanger head from the top and work their way down.

• Start from the top and work your way down

• Use appropriate tools and safety equipment

• Follow proper procedures and guidelines

• Ensure all bolts are properly labeled and accounted for

• Inspect the gasket and replace if necessary