CH10-ICA-Maintenance Systems in Integrated Steel Plants

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What is essential for the efficient operation of an Integrated Steel Plant?

Proper upkeep of installed equipments (correct)

External supplier for spares

Continuous production without maintenance

Regular shutdowns

Which factor can result in the postponement of shut downs and preventive maintenance in a steel plant?

Low demand on engineering shops

Nonavailability of the right spares (correct)

Availability of spares and assemblies

High quality of repairs

What is the purpose of modular replacement of assemblies and subassemblies in a steel plant?

To increase downtime

To decrease quality of repairs

To reduce demand on engineering shops

To minimize downtime and ensure better quality of repairs (correct)

What are the main components of repair shops in a steel plant?

Forge, fabrication, machine, tool room, fitting, and dismantling shops Signup and view all the answers

Which welding process uses the heat produced by a gas flame for melting the base metal?

Oxyfuel Gas welding Signup and view all the answers

What is the primary function of a Fabrication shop in a steel plant?

Construction and assembly of metal structures Signup and view all the answers

Why is the proper quantity of spares important in maintaining equipment in a steel plant?

To avoid postponement of preventive maintenance Signup and view all the answers

What equipment is commonly installed in forge shops for plastic deformation of work material?

Forging hammer and press Signup and view all the answers

What type of materials are usually worked on in fabrication shops?

Plates, sheets, angles, channels, and joists Signup and view all the answers

What is the typical process that follows marking and cutting of materials in a fabrication shop?

Bending or pressing Signup and view all the answers

What equipment is commonly used in fabrication shops for cutting materials?

Gas cutting torches Signup and view all the answers

Which process is described as using gas flame heat to melt the base metal and filler metal if needed?

Oxyfuel Gas welding Signup and view all the answers

What is the main purpose of E.O.T crane in a fabrication shop?

Material lifting and transportation Signup and view all the answers

After fabrication by bending or pressing, how are structural materials usually joined together?

'Riveting or welding' Signup and view all the answers

'Submerged arc welding machines' are typically used for which of the following processes?

'Submerged arc welding' Signup and view all the answers

What is the main purpose of using argon gas in RHOB?

To provide an inert atmosphere Signup and view all the answers

Where is acetylene gas primarily used in the plant?

Continuous Casting Shop Signup and view all the answers

What is the composition of Protective Gas used in Annealing and Galvanizing furnaces?

95% nitrogen and 5% hydrogen Signup and view all the answers

Which system involves the treatment and distribution of water to consumers like boilers and furnace cooling?

Soft Water and DM water system Signup and view all the answers

How is acetylene gas produced in the plant?

From calcium carbide Signup and view all the answers

What is the function of acetylene gas in the Continuous Casting Shop?

To cut slabs using torches Signup and view all the answers

Which gas is NOT part of the Protective Gas mixture used in the Annealing and Galvanizing furnaces?

Oxygen Signup and view all the answers

What is the primary use of acetylene gas in the plant's operations?

Cutting materials like slabs Signup and view all the answers

Which welding process uses heat energy from an A.C. or D.C. source?

Arc Welding Signup and view all the answers

What is the primary purpose of a machine shop machining operation?

Removing extra material in the form of 'chips' Signup and view all the answers

Which of the following is NOT a conventional machining operation?

Painting Signup and view all the answers

What type of machines are used to manufacture and repair equipment spares such as shafts, liners, and gears?

Lathes, planers, and grinders Signup and view all the answers

What is the primary source of heat in resistance welding process?

Heat obtained from resistance offered by the work Signup and view all the answers

Which of the following is a group welding process?

Resistance Welding Signup and view all the answers

Which machining operation involves rotating a workpiece along its axis while a cutting tool is applied to it?

Turning Signup and view all the answers

What is the purpose of a balancing machine?

To determine the unbalance of rotating parts Signup and view all the answers

What is the main responsibility of the Water Management Department regarding storm water?

Disposal during heavy rains Signup and view all the answers

What is the primary role of the Research and Control Laboratory (RCL)?

Improving and maintaining product quality Signup and view all the answers

Which of the following is NOT a wing of the Research and Control Laboratory (RCL)?

Insulation Signup and view all the answers

What is the main function of the Metallurgical Testing wing of the RCL?

Quality control of production units Signup and view all the answers

Which of the following is NOT part of the Water Management Department's infrastructure?

Research labs Signup and view all the answers

What is the purpose of imposing control measures on metallurgical processes and materials?

To ensure economic production of quality materials Signup and view all the answers

Which of the following is NOT a type of water handled by the Water Management Department?

Treated water Signup and view all the answers

What does RCL stand for?

Research and Control Laboratory Signup and view all the answers

Which of the following is NOT a responsibility of the Water Management Department?

Treatment of storm water Signup and view all the answers

What is the role of the Inspection wing of the RCL?

Quality control of production processes Signup and view all the answers