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Fit-up Inspection

Fit-up Inspection

Fit-up Inspection

Fit-up Inspection

Fit-Up Inspection is carried out at jointing stage before welding for all of the different parts are closely connected in accordance with standards.

CODE / STANDARD / SPECIFICATION

Specification for pressure vessel. JGSNP-CE- ES -002 / Rev.0

Specification for Inspection and test of vessel and H/E: JGSNP-CE- ES -003 / Rev.0

General inspection Requirements: JGSNCP-PC-GS-009 / Rev.0

ASME Sec. VIII Div.1: Boiler & Pressure Vessels (2007 Edition with 2009 Addenda).

Material_heating_welding_fit_up_inspection

INSPECTION ACTIVITIES PERFORMANCE

1 Test Report / Material Certificates Review

2 Visual/Dimension Inspection

3 Rolling/Fit Up Inspection

Rolling/fit up inspection conducts for longitudinal seams joint as:

  • Material ID traceability verified

  • Material specification and grade             
  • Heat No., Plate No.               
  • Part name, item name, PJT No.
  • Root gap

  • Surface weld joint cleaning condition

  • Tack weld condition

  • Circumferential

  • Length

  • Beveling (angle)

  • Misalignment

Cutting_Rolling_Fit_up_Inspection

4 Surveillance Welding

  • Check of preheats and interpass temperature

  • Check of qualified welder, welding equipment and welding material.

  • Check the Preheating, interpass temperature, welding rod and welder qualification according to applicable WPS.

5 Visual/Dimension Inspection

6 Hydrostatic Test/Pneumatic Test

7 Non-Destructive Examination (NDE)

8 Positive Material Inspection (PMI)

9 Mechanical Running Test/Performance Test

10 Electrical Operation Test / Electric Characteristic Test

Misalignment_Dimeinsion_fit_up_inspection

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