: Technical details on SMAW, GMAW, GTAW, and specialized methods like Laser Beam and Electron Beam welding. Module 4: Geometry & Symbols : Instruction on weld joint configurations and standard symbols used in engineering drawings. Module 5: Governing Documents
: Fundamentals of how metals react during the heating and cooling of the weld process. Non-Destructive Testing (NDT) i--- Welding Inspection Technology 2020 Pdf
The 2020 edition introduced new sections on , laser welding inspection , and digital record-keeping – topics not covered in depth in earlier PDFs floating online. : Technical details on SMAW, GMAW, GTAW, and
The 2020 edition consists of 10 major chapters covering the essential technical knowledge required for welding quality control: laser welding inspection
| Chapter | Title | Key Topics | |---------|-------|-------------| | 1 | Introduction to Welding Inspection | Roles & responsibilities, safety, ethics, documentation | | 2 | Welding Processes | SMAW, GMAW, FCAW, GTAW, SAW – process variables & inspection points | | 3 | Welding Metallurgy for Inspectors | HAZ, grain structure, hardenability, heat input effects | | 4 | Weld Discontinuities & Defects | Porosity, inclusions, lack of fusion, cracks (hot/cold), undercut | | 5 | Visual Inspection | Tools (gauges, mirrors, rulers), pre-weld/in-process/post-weld checks | | 6 | Nondestructive Examination (NDE) | PT, MT, UT, RT, ET – principles, limitations, acceptance criteria | | 7 | Mechanical Testing | Tensile, bend, impact, hardness – correlating with weld quality | | 8 | Codes, Standards, & Specifications | AWS, ASME Sec. IX, API 1104 – interpretation for inspection | | 9 | Welder Qualification & Procedure Qualification | Record keeping, essential variables, testing requirements | | 10 | Inspection Reporting & Documentation | NCRs, daily logs, photographic evidence, traceability |