Lloyd Insulations Site Engineer Interview Questions and Answers

NDT (Non-Destructive Testing) involves testing materials without causing damage, while non-NDT methods may involve destructive testing.

• NDT methods include ultrasonic testing, radiography, magnetic particle testing, and dye penetrant testing.

• Non-NDT methods may include cutting, drilling, or breaking materials to test their properties.

• NDT is commonly used in industries like aerospace, automotive, and construction to ensu...read more

For welding carbon steel to alloy steel, the electrode commonly used is E7018.

• E7018 electrode is commonly used for welding carbon steel to alloy steel

• It is a low-hydrogen electrode that provides strong welds with good impact resistance

• The electrode operates on DC current and is suitable for both vertical and overhead welding positions

Economizer coil material specification is typically stainless steel or aluminum.

• Economizer coils are commonly made of stainless steel or aluminum for corrosion resistance and durability.

• The material specification for economizer coils may vary depending on the specific application and operating conditions.

• Stainless steel economizer coils are preferred for high temperature and corrosive environments, while aluminum coils...read more

Superheated coil material specification is typically stainless steel due to its high temperature resistance and durability.

• Stainless steel is commonly used for superheated coil material due to its high temperature resistance

• Other materials like nickel alloys may also be used for specific applications

• Material specifications should meet the required temperature and pressure ratings for the superheated coil

Accounts are financial records, while accountability is the responsibility to justify actions and decisions.

• Accounts refer to financial records of transactions, while accountability refers to the obligation to explain and justify actions.

• Accounts are used to track financial activities and performance, while accountability ensures transparency and integrity in decision-making.

• Examples: Keeping accurate accounts of proje...read more

Materials can be checked by conducting visual inspections, performing tests, and verifying documentation.

• Conduct visual inspections to check for any defects or damages

• Perform tests such as strength tests, hardness tests, and chemical tests

• Verify documentation such as certificates of conformity and material test reports

• Ensure materials meet specifications and standards set by the project