Procedures of a gas piping work in Vietnam.

Procedures of a gas piping work in Vietnam.

You can see the contents of each number by click the titles.
  • Location of user (address and plot plan drawing).
  • What kind of gas (LPG/CNG/O2/CO2/N2/AR/H2/NH3…)
  • Using equipment (boiler/cooking/furnace…).
  • Capacity (kg/hr. M3/hr.)
  • Required Pressure.
  • Required Delivery
  • Others
  • Capacity of equipment’s. (Storage tank/ vaporizer/regulator/consumption of utility…)
  • PID (Piping and Instrument Drawing)
  • Basic plan (safety distance, by the regulation of Vietnam rule).
  • Estimate price for construction
  • Draft schedule
  • Drawing ;   
    • Plot plan
    • Piping plan
    • P&ID
    • Iso-metric drawing
    • Lightning rod system/ Ground Earthing/ Hydrants schedule. –for FF permit.
    • Main Equipment drawings (Tank. Vaporizer. Mixer…..)
  • Documents.
    • Schedule / specification of materials/
  • Import materials and start to product the storage tank
  • Checking the site condition ( electric. Water. Civil work. location for site office ,,,)
  • Worker permit by client. Temporary living house. …
  • Hydraulic or Pneumatic pressure test (decide by FF)
  • Vaporizer, pressure gauge, safety relief , Earthing, welding point. Etc .
  • Make a report by inspection company . 
  • Leak test all piping and equipment by nitrogen and soap.
    • Test operating each part (vaporizer, gas leak detector, control panel. Level gauge. Pump.
  • Hydrants of fire fighting. Spray water system.
  • Require doc with inspection report and final as built drawings
  • Documents:
    • Operating manual
    • Daily/monthly/annually check list
    • Maintenance manual
    • As built drawings
  • Operating:
    • Loading the gas to tank
    • Set pressure the regulator
    • Vaporizer operating
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