ArcelorMittal Nippon Steel Assistant Engineer Interview Questions and Answers

Q1. What is steel industry process?
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Q2. What is hot rolled and cold rolled?
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Emergency handling Boiler and auxiliary

Just for harresment of employees

Q1. Slilica in main steam line of boiler
Ans. 
Silica in main steam line of boiler can cause severe damage and reduce efficiency.
• Silica can lead to the formation of hard deposits on boiler tubes, reducing heat transfer efficiency.

• High levels of silica can also cause erosion and corrosion of boiler components.

• Regular monitoring and control of silica levels in boiler feedwater is essential to prevent damage.

• Treatment methods such as ion exchange or reverse osmosis ca
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Q2. Coal gcv of power plant
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Coal Gross Calorific Value (GCV) is a key parameter in determining the efficiency of a power plant.
• GCV is a measure of the amount of heat released when a unit mass of coal is combusted.

• It is typically expressed in units of kilojoules per kilogram (kJ/kg) or British thermal units per pound (Btu/lb).

• Higher GCV coal is preferred in power plants as it produces more energy per unit mass.

• The GCV of coal can vary depending on
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Q1. About Iron and steel Quality.
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Q1. What is the viscosity of Oil 46 & what is Viscosity
Ans. 
Viscosity of Oil 46 is 46 cSt. Viscosity is a measure of a fluid's resistance to flow.
• Viscosity of Oil 46 is 46 cSt (centistokes)

• Viscosity is a measure of a fluid's resistance to flow

• Higher viscosity means thicker fluid, lower viscosity means thinner fluid

• Viscosity is important in determining the performance of lubricants and hydraulic fluids
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Q1. About subject and mechanical related question
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Q2. What is gear,pully,belt drive ,chain etc
Ans. 
Gear, pulley, belt drive, and chain are mechanical components used to transmit motion and power between rotating shafts.
• Gear: Toothed wheel that meshes with another gear to transmit motion.

• Pulley: Wheel with a grooved rim used with a belt to transmit power.

• Belt drive: System of belts and pulleys used to transfer power between shafts.

• Chain: Series of connected links used to transmit motion and power.

• Examples: Gear train...read more
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Q1. Blast furnace oparation related and rmhs or stock house related questions
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Q2. Intership experience pci and pcm
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Q1. Information about surface mine cutting coal cutting depth cutting drum width, haul road, dump management, adequate lighting, berm, coal stock heights, overburden bench height width of bench, gradient of ha...read more
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Q2. Showel and dumper combination? Height reach, bucket capacity of loader?
Ans. 
A showel and dumper combination is used for excavation and transportation. The height reach and bucket capacity of the loader varies.
• The showel and dumper combination is commonly used in construction sites for excavation and transportation of materials.

• The height reach of the loader depends on the model and can range from 10 to 20 feet.

• The bucket capacity of the loader also varies and can range from 1 to 5 cubic yards.

• ...read more
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Q1. Introduction? Qualifications? Working ? Etc
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Q2. Working culture for previous employment
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The working culture at my previous employment was collaborative and supportive.
• Teamwork was highly encouraged and there was a strong sense of camaraderie among colleagues.

• There was open communication and regular team meetings to discuss progress and address any challenges.

• The management was approachable and supportive, providing guidance and resources when needed.

• There was a focus on professional development, with oppo...read more
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