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용접절차서

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용접 절차 자격 / 용접 및 용접 운영자 자격 / 용접 검사 프로세스

WPS PROCEDURE QUALIFICATION
1.WPS
  • Cupon Welding
  • Visual Inspection
  • NDT
  • Lap Test
  • Approve
  • The WPS
WELDER & WELDING OPERATORS QUALIFICATION
2.Welder
  • Cupon Welding
  • Visual Inspection
  • NDT or Lap Test
  • Welders & Weld operator approved by Customer
3.Before
  • Drawing & WPS rev. in place
  • Marking &Tracebility
  • Fit-up
  • Calibration & Maintenance
  • Preheating
  • Qualification
  • Welding Consumable
  • Equipment/tools
  • Cleaning, Ready for Weld
Welding Inspection Process
4.During
  • Drawing & Welder
  • Material & Welding consumable
  • Groove
  • Welding Equpment
  • Preheating
  • Interpass temp
  • Welding performance
  • WPS & check
  • Welding Inspection
5.After
  • Marking &Tracebility
  • Weld log record & NDE record
  • Weld Performance
  • Self Inspection
  • Weld Visual
  • Edge Grinding (2R)
  • PWHT (If required)
  • NDT
  • Document

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