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Green Hydrogen Piping and Storage Welding

Welding Technology · Level 6  ·  4 Chapters

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Chapters

1
Implement hydrogen health and safety measures
40 topics
No Notes Yet
2
Prepare hydrogen-specific welding materials and equipment
8 topics
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3
Perform hydrogen piping and storage welding
40 topics
No Notes Yet
4
Inspect and maintain weld quality
24 topics
No Notes Yet
What Green Hydrogen Piping and Storage Welding covers: 37 main topics in 4 chapters

1. Implement hydrogen health and safety measures

  1. 1.1 Hazard identification
  2. 1.2 Use of PPE
  3. 1.3 Installation and use of warning and safety systems
  4. 1.4 Hydrogen pressure system components
  5. 1.5 Firefighting systems and first aid procedures
  6. 1.6 Workplace hygiene and housekeeping
  7. 1.7 Waste management in hydrogen welding environment as per ISO
  8. 1.8 Firefighting systems and first aid procedures (asphyxiation, cryogenic burns, fire suppression)
  9. 1.9 Workplace hygiene and housekeeping (LEAN 6 Sigma principles: Seiri, Seiton, Seiso, Seiketsu, Shitsuke)
  10. 1.10 Waste management in hydrogen welding environments(Firefighting systems and first aid procedures (asphyxiation, cryogenic burns, fire suppression)
  11. 1.11 Workplace hygiene and housekeeping (LEAN 6 Sigma principles: Seiri, Seiton, Seiso, Seiketsu, Shitsuke)
  12. 1.12 Waste management in hydrogen welding environments(segregation of metallic and non-metallic waste, safe disposal of contaminated materials, recycling of metal scraps, and control of hazardous emissions).
  13. 1.13 Regulatory compliance (OSHA, WHO, ISO, API, ASME standards)

2. Prepare hydrogen-specific welding materials and equipment

  1. 2.1 Welding documentation: WPS, WPQR, codes and standards (ISO 19880-3, ASME IX, EN, API)
  2. 2.2 Technical drawing interpretation for piping and storage fabrication
  3. 2.3 Material identification and verification (stainless steels, duplex, nickel alloys, cryogenic steels, high-strength steels)
  4. 2.4 Filler and consumables selection for hydrogen service Low‑hydrogen, low‑carbon fillers (ISO 14341)
  5. 2.5 Surface preparation (grinding, cleaning, beveling, clamping, alignment)
  6. 2.6 Welding machine calibration (SMAW, GTAW, GMAW, orbital, robotic systems)
  7. 2.7 Shielding and purging gas systems setup for hydrogen
  8. 2.8 Consumables handling and storage to prevent contamination and embrittlement

3. Perform hydrogen piping and storage welding

  1. 3.1 Welding processes
  2. 3.2 Welding of hydrogen storage tanks and pipelines
  3. 3.3 Welding parameters
  4. 3.4 Leak prevention
  5. 3.5 Hydrogen embrittlement control
  6. 3.6 Heat treatment procedure
  7. 3.7 Application of orbital and automatic welding for enhanced weld integrity
  8. 3.8 Digital Welding process documentation (parameter records, welder qualification, traceability)

4. Inspect and maintain weld quality

  1. 4.1 Visual inspection of welds (appearance, cracks, porosity, distortion, undercut, root gap)
  2. 4.2 Non-destructive testing
  3. 4.3 Dimensional and alignment checks
  4. 4.4 Leak testing methods
  5. 4.5 Documentation of inspection results and corrective actions
  6. 4.6 Scheduled maintenance inspections for hydrogen service
  7. 4.7 Routine cleaning and calibration of welding equipment using bio- based cleaners
  8. 4.8 Maintenance of inspection records and operational logs

Revise this unit

Exam-style questions Written to CDACC standard, with answers Test yourself Multiple-choice, one at a time Practise questions Quick recall — check you know the facts
3 more for this unit
Oral exam preparation What the assessor asks, and how to answer out loud Worked calculations Step-by-step maths with the common mistakes Quick cards Myth busters, skill tips and scenarios

Beyond the syllabus

Decision simulator On site, what would you do? Workplace scenarios Real site situations — what would you do? Turn this into income Where this skill earns — what to charge, how to find clients

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