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SESK: Stuff Everyone Should Know · sesk.info/weld-cylinder-electric-circuit

Where must a gas cylinder NOT be placed, according to OSHA?

Where it might become part of an electric circuit.

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  1. Outdoors
  2. On a flat floor
  3. Where it might become part of an electric circuit ✔

Why: A stray welding current through a cylinder wall can weaken it or cause an arc burn. OSHA says cylinders shall not be placed where they might become part of an electric circuit.

Huh, didn't know that: OSHA says cylinders must also stay clear of third rails and trolley wires.

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Don't put the cylinder in the circuit. It's a shocking idea.
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References

Answer: Where it might become part of an electric circuit. A stray welding current through a cylinder wall can weaken it or cause an arc burn. OSHA says cylinders shall not be placed where they might become part of an electric circuit.

  1. OSHA 29 CFR 1910.253 Oxygen-fuel gas welding and cutting www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.253
    Cylinders shall not be placed where they might become part of an electric circuit.
    Checked 2026-10-10.

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