welding-qualification

# Welding Procedure Qualification Skill ## Purpose The Welding Procedure Qualification skill provides capabilities for developing and qualifying welding procedures per AWS and ASME codes, enabling compliant welding documentation and welder certification. ## Capabilities - WPS (Welding Procedure Specification) development - PQR (Procedure Qualification Record) documentation - Essential variable identification and ranges - Welder qualification requirements - Filler metal and consumable selection - Preheat and interpass temperature specification - NDT requirement specification - Code compliance verification (AWS D1.1, ASME IX) ## Usage Guidelines ### Welding Process Selection #### Common Processes | Process | Designation | Applications | Advantages | |---------|-------------|--------------|------------| | SMAW | Shielded Metal Arc | Structural, maintenance | Portable, versatile | | GMAW | Gas Metal Arc (MIG) | Production, sheet metal | High deposition | | GTAW | Gas Tungsten Arc (TIG) | Precision, root passes | High quality | | FCAW | Flux Cored Arc | Structural, shipbuilding | High deposition | | SAW | Submerged Arc | Heavy plate, pipe | Very high deposition | #### Process Selection Criteria ``` Consider: - Base metal type and thickness - Joint configuration - Position requirements - Production volume - Quality requirements - Welder skill availability - Equipment availability ``` ### WPS Development #### Essential Variables (ASME IX) | Variable | Effect | Requalifi...