| Aspect | Structure Welding | Pipe Welding |
|---|
| Certifications | AWS D1.1, AWS D1.2 | AWS 6G, ASME Section IX |
| Work Environment | Construction sites, bridges, buildings | Refineries, pipelines, industrial plants |
| Industry Usage | Heavy construction, infrastructure | Oil & gas, water systems |
Structure Welding involves fabricating large steel frameworks for buildings and infrastructure, often in outdoor or construction environments. Pipe Welding focuses on joining pipes for fluid transport, typically in industrial settings. While both require AWS certifications and welding skills, their work environments and applications differ significantly.