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There are several types of gaskets used in piping engineering.
There are different types of gaskets based on their material composition, such as rubber gaskets, metal gaskets, and non-metallic gaskets.
Gaskets can also be classified based on their shape, including spiral wound gaskets, ring joint gaskets, and solid gaskets.
Each type of gasket has its own specific application and sealing properties.
For example, rubber gas...
There are several types of piping used in various industries.
Process piping
Utility piping
Hygienic piping
High-pressure piping
Low-pressure piping
Underground piping
Aboveground piping
Welding filar is a type of welding wire used in the welding process.
It is a consumable wire electrode used in welding.
It is made of various materials such as stainless steel, aluminum, and copper.
The wire is fed through a welding gun and melted to join two metal pieces together.
The size and type of welding filar used depends on the type of metal being welded and the welding process being used.
A flare system is a safety device used in refineries and chemical plants to burn off excess gases and prevent explosions.
Flare systems are used to burn off excess gases that cannot be processed or stored.
They are designed to prevent explosions by safely disposing of flammable gases.
Flare systems are typically used in refineries, chemical plants, and oil rigs.
They consist of a tall stack with a burner at the top, which ...
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I applied via Naukri.com and was interviewed in Feb 2024. There were 2 interview rounds.
Question answer related piping job ,material related, manpower handling etc...
Types of piping drawings include Piping and Instrumentation Diagrams (P&IDs), Isometric drawings, and Orthographic drawings.
Piping and Instrumentation Diagrams (P&IDs) show the piping system along with instruments and control devices.
Isometric drawings show the 3D representation of the piping system.
Orthographic drawings show the top, front, and side views of the piping system.
Construction drawings show how a structure will be built, while fabrication drawings provide detailed instructions for manufacturing individual components.
Construction drawings focus on overall structure layout and dimensions
Fabrication drawings provide detailed instructions for manufacturing individual components
Construction drawings are used by contractors on site, fabrication drawings are used by manufacturers in wo...
Piping material code refers to the standards and specifications used for selecting materials for piping systems.
Piping material codes are used to ensure the proper selection of materials based on factors like pressure, temperature, and fluid being transported.
Common piping material codes include ASME B31.3 for process piping, ASTM for materials specifications, and API for oil and gas piping.
These codes provide guidelin...
Pipes are used to transport fluids or gases, while tubes are used for structural applications or heat transfer.
Pipes are measured by their inside diameter, while tubes are measured by their outside diameter.
Pipes are typically round in shape, while tubes can be round, square, or rectangular.
Pipes are commonly used in plumbing, HVAC systems, and oil and gas industries, while tubes are used in construction, automotive, a
I applied via Naukri.com and was interviewed in Nov 2022. There were 2 interview rounds.
The carbon percentage in carbon steel varies from 0.05% to 2.0% depending on the grade.
Carbon steel is an alloy of iron and carbon.
The amount of carbon in carbon steel determines its strength and hardness.
Low carbon steel contains less than 0.3% carbon, while high carbon steel contains more than 0.6% carbon.
Some common grades of carbon steel and their carbon percentage are: A36 (0.26%), 1018 (0.18%), and 1045 (0.45%).
Concentric reducers have a common centerline while eccentric reducers have an offset centerline.
Concentric reducers are used in vertical piping systems to prevent accumulation of air pockets.
Eccentric reducers are used in horizontal piping systems to prevent accumulation of solids or liquids.
Concentric reducers are symmetrical while eccentric reducers are not.
Concentric reducers are easier to manufacture and install th
Reinforcement fittings are used to strengthen and support piping systems.
Common reinforcement fittings include tees, elbows, reducers, and couplings.
Telescoping fittings are used to adjust the length of piping systems.
Flange fittings are used to connect pipes to other equipment or structures.
Saddles are used to support piping systems on walls or ceilings.
Reinforcement fittings can be made of various materials, includin...
Elbow lets change the direction of flow in piping system.
Elbows are used to change the direction of flow in a piping system.
They come in different angles such as 45°, 90° and 180°.
They are available in different materials such as PVC, copper, steel, etc.
Elbows can be welded or threaded onto the piping system.
They are commonly used in plumbing, HVAC, and industrial piping systems.
The bypass valve can be replaced by isolating the vessel, depressurizing it, and then replacing the valve.
Isolate the vessel by closing the inlet and outlet valves
Depressurize the vessel by venting the gas or liquid
Remove the old valve and install the new one
Repressurize the vessel and open the inlet and outlet valves
Permit to work is a formal written system used to control high-risk activities.
It is a document that outlines the work to be done and the hazards associated with it.
It is used to ensure that all necessary safety precautions are taken before work begins.
It is issued by a competent authority and must be signed by all parties involved in the work.
Examples include hot work permits, confined space permits, and excavation pe
Isolation is the process of separating a system or equipment from its energy source to ensure safety during maintenance or repair.
Isolation involves disconnecting a system or equipment from its power source, locking it out, and tagging it to prevent accidental re-energization.
There are two types of isolation: electrical isolation and mechanical isolation.
Electrical isolation involves disconnecting the electrical supply...
Positive isolation is the process of completely isolating a section of a system to prevent any flow or transfer of material.
Positive isolation is achieved by using valves, blinds, or other physical barriers to completely block the flow of material.
It is important for safety and maintenance purposes, as it allows workers to safely perform tasks without the risk of exposure to hazardous materials.
Examples of positive iso...
Positive isolation is the process of completely isolating a section of piping or equipment from the rest of the system to perform maintenance or repairs.
Identify the section of piping or equipment that needs to be isolated
Close all valves and block all lines leading to and from the section
Use blind flanges or spectacle blinds to physically block the section
Ensure that the isolation is secure and pressure tested before ...
Nitrogen purging is done to remove impurities and oxygen from pipelines before commissioning or maintenance work.
Nitrogen purging is done to create an inert atmosphere inside the pipeline to prevent explosions or fires.
It is required before commissioning or maintenance work to remove impurities and oxygen from the pipeline.
Nitrogen purging is also done to prevent corrosion and contamination of the pipeline.
It is common...
Pipes are used to transport fluids and gases, while tubes are used for structural purposes.
Pipes have a standardized outer diameter and wall thickness, while tubes have a standardized inner diameter and wall thickness.
Pipes are typically round, while tubes can be round, square, or rectangular.
Pipes are often used in plumbing and HVAC systems, while tubes are used in construction and engineering applications.
Pipes are u...
I have experience working with various pipe materials and standards including carbon steel, stainless steel, and PVC.
I have worked with carbon steel pipes in a power plant project.
I have also worked with stainless steel pipes in a pharmaceutical plant project.
In a water treatment plant project, I have worked with PVC pipes.
I am familiar with ASME B31.3, API 5L, and ASTM standards for pipe materials and welding procedur
I applied via Recruitment Consulltant and was interviewed before May 2022. There were 4 interview rounds.
I applied via Recruitment Consultant and was interviewed in Feb 2021. There was 1 interview round.
ISO and P&ID diagrams are different in terms of their purpose and level of detail. CS and SS have different material codes and fittings.
ISO diagrams show the physical layout of piping systems, while P&ID diagrams show the process flow and equipment
ISO diagrams provide more detailed information about pipe routing, dimensions, and supports
CS stands for Carbon Steel and has material code CS, while SS stands for Stainless ...
There are several types of flanges used in piping systems. Valves are used to control the flow of fluids and gases.
Types of flanges include weld neck, slip-on, socket weld, threaded, and blind flanges.
Valves are used to start, stop, or regulate the flow of fluids or gases in a piping system.
Types of valves include gate, globe, ball, butterfly, and check valves.
Gate valves are used to start or stop the flow of fluids, g...
I applied via Referral and was interviewed before Dec 2021. There were 3 interview rounds.
1. What are the jointing procedures for HDPE pipe?
2. What are the minimum distance from the Equipment's to Fire hose reel?
3. What is the test pressure for fire water pipeline?
What is the reference aramco SAES standard for gaskets?
I applied via Naukri.com and was interviewed in Feb 2024. There were 2 interview rounds.
Question answer related piping job ,material related, manpower handling etc...
Types of piping drawings include Piping and Instrumentation Diagrams (P&IDs), Isometric drawings, and Orthographic drawings.
Piping and Instrumentation Diagrams (P&IDs) show the piping system along with instruments and control devices.
Isometric drawings show the 3D representation of the piping system.
Orthographic drawings show the top, front, and side views of the piping system.
Construction drawings show how a structure will be built, while fabrication drawings provide detailed instructions for manufacturing individual components.
Construction drawings focus on overall structure layout and dimensions
Fabrication drawings provide detailed instructions for manufacturing individual components
Construction drawings are used by contractors on site, fabrication drawings are used by manufacturers in wo...
Piping material code refers to the standards and specifications used for selecting materials for piping systems.
Piping material codes are used to ensure the proper selection of materials based on factors like pressure, temperature, and fluid being transported.
Common piping material codes include ASME B31.3 for process piping, ASTM for materials specifications, and API for oil and gas piping.
These codes provide guidelin...
Pipes are used to transport fluids or gases, while tubes are used for structural applications or heat transfer.
Pipes are measured by their inside diameter, while tubes are measured by their outside diameter.
Pipes are typically round in shape, while tubes can be round, square, or rectangular.
Pipes are commonly used in plumbing, HVAC systems, and oil and gas industries, while tubes are used in construction, automotive, a
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