Welding Trade: Processes, Training, and Certifications

Updated September 26, 2025

Table of Contents
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Welders join metal parts using heat and filler materials. Training is hands‑on—expect a lot of time under the hood.

Specializations

  • GMAW (MIG), GTAW (TIG), SMAW (Stick), FCAW (Flux‑Cored)
  • Structural vs. pipe; positions (1–4G, 5–6G)

Training and Certifications

  • Trade school lab hours + safety coursework
  • AWS performance tests (e.g., 3G/4G) verified by a CWI

Safety and PPE

  • Auto‑darkening helmet, jacket, gloves; fume extraction
  • Fire safety and cylinder handling
  • See OSHA Safety Essentials

Build Your Portfolio

  • Photos of test plates and projects with weld positions noted
  • Instructor/CWI sign‑offs and any bend test results
  • See Portfolio and Logbook

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