NSH Nasser Saeed AlHajri Co. Qatar Piping Foreman Interview Questions and Answers

Q1. Technical questions
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Q2. Piping material code
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Q1. Technical questions
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Q2. Piping erection fitup and material code
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Q1. Technical questions
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Q2. Piping welding related
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Q1. What is piping?
Ans. 
Piping refers to a system of pipes used to transport fluids or gases from one location to another.
• Piping is used in various industries such as oil and gas, chemical, pharmaceutical, and construction.

• It involves the design, fabrication, installation, and maintenance of pipes.

• Pipes can be made of materials like steel, copper, PVC, or HDPE.

• Piping systems can include fittings, valves, and other components to control the fl...read more
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Q2. What are the types of pipes used in piping?
Ans. 
Types of pipes used in piping include steel, copper, PVC, and HDPE.
• Steel pipes: commonly used for high-pressure applications

• Copper pipes: used for water supply lines

• PVC pipes: lightweight and easy to install, commonly used for drainage systems

• HDPE pipes: high-density polyethylene pipes used for underground gas and water lines
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Q1. What is bevel angle of piping?
Ans. 
Bevel angle of piping refers to the angle formed between the prepared edge of the pipe and a plane perpendicular to the pipe axis.
• Bevel angle is typically specified in degrees, such as 30° or 45°.

• It is important for welding processes to ensure proper fit-up and joint strength.

• Different bevel angles may be required based on the material being used and the welding procedure being employed.
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Q1. What is piping engineer
Ans. 
A piping engineer is a professional responsible for designing, planning, and overseeing the installation of piping systems in various industries.
• Designing piping systems to transport fluids or gases

• Selecting appropriate materials for piping construction

• Ensuring compliance with industry standards and regulations

• Collaborating with other engineers and stakeholders on project requirements

• Performing stress analysis and calc
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Q2. What is hydro testing
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Hydro testing is a process of testing the strength and integrity of pipelines or vessels by filling them with water under pressure.
• Hydro testing is a common method used to ensure that pipelines or vessels can safely withstand the pressure they will be subjected to during normal operation.

• During hydro testing, the pipeline or vessel is filled with water and pressurized to a level higher than the operating pressure to ch...read more
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Q1. Knowledge about AutoCAD
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Q2. They give you to Design some Drawings
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Welding quality related

Q1. Wedding related
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Q2. Welding qc related
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