Welding or Cutting Containers
Used Containers
Do not weld, cut, or perform other hot work on used drums, barrels, tanks or other containers until you clean them.
Drum Explodes When Welding - Worksafe BC
- Clean them thoroughly to ensure there are no flammable materials present or any substances such as greases, tars, acids, or other materials which might produce flammable or toxic vapors when subjected to heat.
- Disconnect or blanket any pipelines or connections to the drum or vessel.
Venting and Purging
Vent all hollow spaces, cavities or containers to permit air or gases to escape before preheating, cutting or welding. You should purge with inert gas.
Knowledge Check Choose the best answer for the question.
2-4. What must be done before welding, cutting, or performing other hot work on used drums, barrels, tanks or other containers?
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