Dee Piping System Senior Welding Engineer Interview Questions and Answers

Essential variables are key parameters in welding procedures that must be strictly controlled to ensure the quality and integrity of the weld.

• Essential variables are critical parameters that directly affect the quality of the weld.

• They must be strictly controlled and monitored during the welding process.

• Examples of essential variables include welding current, voltage, travel speed, preheat temperature, and interpass te

PQR is a Procedure Qualification Record which documents the welding parameters used to qualify a welding procedure. WPQ is a Welder Performance Qualification which certifies a welder's ability to produce sound welds.

• PQR is a document that specifies the welding parameters used during the qualification of a welding procedure

• WPQ is a certification that confirms a welder's ability to produce sound welds according to a qual...read more