Huaheng
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  • Welding System Cryogenic LNG tank longitudinal and circumferential seam welding
    Welding Process PAW, PAW+TIG
    Material Stainless steel 304/316
    Diameter Range OD1,600~3,000mm
    Thickness 2.5~12mm
    Application Cryogenic LNG tank etc


  • Feature:
  • >> Specially-designed longitudinal and circumferential seam welding fixture, convenient for operation, with high productivity and high welding quality
  • >> PAW keyhole process for thickness 3~8mm without bevel requirement to achieve single-side welding double-side forming and small distortion, which is 4~5 times faster than manual TIG welding
  • >> Internal cylinder: high-efficient pulsing MAG welding process for longitudinal/circumferential seam, or PAW for longitudinal seam welding + MAG for circumferential seam welding; External cylinder: high-efficient pulsing MAG welding process for longitudinal seam welding, or TIG with wire feeding for longitudinal/circumferential seam welding
  • >> Patent design of i-Control control center, SIEMENS PLC
  • >> Touch screen operation, Chinese/English language
  • >> Over 200 systems are used by existing customers
  • >> Mature application experience
  • >> Turnkey project basis
  • >> Customized production line is optional according to production volume


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