ASME B31.3 vents and drains in fuel gas system
ASME B31.3 vents and drains in fuel gas system
(OP)
Is NDE (RT) required on the welds in vent and drain lines after the last shutoff valve in a fuel gas system per B31.3?
Thanks
Thanks





RE: ASME B31.3 vents and drains in fuel gas system
I general if it is a Hydrogen & it is Butt Welded, and it is a ASME B31.3 Code plant then you RT is required.
prognosis: Lead or Lag