Defodio Digital Interview Questions and Answers

The least standard of welding penetration is typically considered to be less than 1/16 of an inch.

• Welding penetration refers to the depth that the weld extends into the base metal.

• A standard level of welding penetration is usually considered to be at least 1/16 of an inch.

• In some cases, inadequate welding penetration can lead to weak or faulty welds.

• Inspecting the weld penetration is important for ensuring the quality and strength of the weld joint.

The most common type of die used in sheet metal industries is the stamping die.

• Stamping die is used to shape and cut sheet metal into desired shapes and sizes.

• Other types of dies used in sheet metal industries include bending dies, drawing dies, and forming dies.

• Examples of dies used in sheet metal industries include progressive dies, compound dies, and combination dies.

Different types of sheets used in sheet metal fabrication include cold rolled steel, hot rolled steel, stainless steel, aluminum, and copper.

• Cold rolled steel is commonly used for precision parts and has a smooth finish.

• Hot rolled steel is less precise but has a rougher surface.

• Stainless steel is corrosion-resistant and often used in food processing equipment.

• Aluminum is lightweight and commonly used in aerospace applications.

• Copper is a good conductor of electricity and used...read more

Use Pareto analysis to prioritize issues by focusing on the most significant factors.

• Identify and list all the possible causes or factors contributing to a problem.

• Determine the frequency or impact of each factor.

• Focus on addressing the factors that have the most significant impact.

• Use the 80/20 rule - 80% of the problems are often caused by 20% of the factors.

• Continuously review and update the analysis as new data becomes available.

Least count of a checking instrument refers to the smallest measurement that can be read or detected by the instrument.

• Least count is determined by the smallest division on the scale of the instrument.

• For example, a ruler with millimeter divisions has a least count of 1 mm.

• A Vernier caliper with divisions up to 0.1 mm has a least count of 0.1 mm.

• The least count is important for accurate measurements and precision in readings.