Welding Procedure Spcification (WPS), Equipment Qualification Testing (EQT) & welder Qualification Testing (WQT): is a documented guideline detailing the welding process, materials, and parameters to ensure quality and compliance with industry standards. Equipment Qualification Testing (EQT) verifies that welding equipment meets performance and safety requirements before use. Welder Qualification Testing (WQT) evaluates a welder’s ability to produce welds that conform to code requirements, ensuring skill competency for specific welding procedures. Together, these processes ensure reliability, safety, and consistency in welding operations.