Sigma Inspection AS is a leading provider of full scale NDT services and inspections, stretching from specialized pipeline testing, on-stream monitoring and scanning to metallurgic field services.

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Services

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Inspection Personnel

Resource base of highly qualified personnel providing services with the following qualifications:
  • Personnel with Offshore certificates
  • Conventional NDT Inspector according EN473 level 2 certificate
  • Level 3 Inspector
  • Welding inspector IWI/IWE
  • Plant Inspector
  • Paint Inspector (Frosio)
  • Advanced NDT Inspector
  • Metallurgist
  • Metallographer
  • Thread Inspectors
  • Dimensional Inspectors
  • Engineering Third Party Witnesses
  • Hiring NDT, IW and IWE Inspectors
  • Vendor Inspection

Conventional NDT

Services provided:
  • MT: Magnetic Particle Testing
  • PT: Penetrant Testing
  • VT: Visual Testing
  • UT: Ultrasonic Testing
  • RT: Radiographic Testing (conventional and digital)
  • ET: Eddy Current Testing
  • WT: Thickness measurement
  • TI: Thread Inspection
  • WI: Welding Inspection

Advanced NDT

Phased Array
  • from 1” pipe, wall thickness from 2,77mm and up. Material C/S-Duplex-Super Duplex-316 and 6Mo. Titanium 4mm plate.
  • Bolt inspection from M12
  • Corrosion under pipe support

 

TOFD
  • Time of flight diffraction ultrasonic testing (UT) is typically used in conjunction with a a phased-array application as a rapid screening tool for the detection and sizing of circumferential- and axial-weld imperfections.

 

SLOFEC
  • Saturated low frequency eddy current corrosion-inspection technology for storage tank floor, pipe and vessel inspections.

 

IRIS
  • Internal rotating inspection system is a technique that can be applied to both ferrous and non-ferrous materials. Local defects and wall loss on both sides of the tube can be accurately measured.

 

AUT
  • Automated ultrasonic inspection is to carry UT NDT welding inspection of girth welds during the construction of long-distance pipelines.

 

FLOW PIG
  • DTI Trekscanners facilitating ultrasonic testing of pipelines from 3’’ and up, up to 50 km length.

Metallurgic Field Investigations

  • PMI & Chemical analysis
  • Replica & Microstructure analysis
  • Metallographic Examinations
  • Hardness Testing
  • Reidentification of drilling equipment
  • Material Analysis
  • Failure Anlaysis
  • Engineering Third Party Witnesses
  • Welding Inspection IWE
  • Ferrite testing
  • Ferroxyle & Copper Sulphat testing
  • Overlay cladding thickness inspection
  • 3D Replication
  • 3D Laser scanning (Suppliers)
  • Dimensional Inspection
  • Roughness Inspection
  • Destructive Lab (Suppliers)
  • Hiring Metallurgist and Inspectors

Inspection of Lifting Equipment

  • Annual inspection of lifting equipment, load tests and safety reviews.