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  • City Looped High-Pressure Gas Pipelines Construction
    Our Business / City Looped High-Pressure Gas Pipelines Construction

    City Looped High-Pressure Gas Pipelines Construction

    We have participated in the first city-looped high pressure gas pipelines construction which ensures the sufficient gas supply.

  • High-pressure gas pipeline welding, radiographic examination and ultrasonic flaw detection
  • Railways, roads, bridges and rivers crossing
  • 6.0 Mpa pressure test, pressure drop no more than 2%
  • 4.6 Mpa air tightness test, pressure drop not more than 0.1Mpa
  • The First city looped high-pressure gas pipeline nationwide
  • Overall length: 96.6 KM
  • Pipe Size: 610 mm
  • Pressure: 4.0 Mpa
  • Annual gas transmission capacity: 3 billion m³
  • Putian LNG Terminals Front-end Project Finished