NDT

Non-destructive testings - NDT

Multitest Ltd. performs large range of non-destrucive examination tests:
  • Radiographic inspection
    - conventional RT
    - computer radiography - CR
    - digital direct radiography - DDR
    - radiography method for thickness measurement
  • Ultrasonic testing
    - conventional UT
    - phased array UT (PAUT)
    - TOFD of welded joints
    - Thickness measurement by TOFD method
    - mechanized ultrasonic method by zonal discrimination technique AUT
    - Ultrasonic thickness measurement (UT-TH)
  • Visual inspection VT
  • Magnetic particle inspection MPI
  • Dye penetrant inspection DPI
  • Eddy curent inspection ET
    - surface and subsurface imperfections inspection
    - coating thickness method
    - material sorting and type of metal products
  • Heat exchangers and air conditioner (chiller or evaporator0 inspection:
    - methods:
      ‣ ECT (eddy current)
      ‣ RFT (remote field)
      ‣ NFT (near field testing)
    - material:
      ‣ Ferromagnetic (carbon steels, nickel)
      ‣ Mildly ferromagnetic (monel, 400 series stainless steel, Duplex stainless steel)
      ‣ No-ferromagnetic (copper, brass, aluminium, titanium, 300 series stainless steel, Inconel and others) 
  • Macroscopic inspection
  • Hydrostatic/ hydraulic inspection method 
  • Pneumatic tests
  • Leak test LT
  • Termovision inspection ТТ
  • Acoustic emission inspection АЕ
  • Holiday detection test
  • Corrosion inspection (pitting)
  • Crack depth measurement
  • Geometry dimension measurement and calibration of pipeline and gas pipeline
  • Weight measurement
  • Cyclic pressure method
  • Inspection of static and dynamic damage- FFS (Fitness-For Service), Residual Life Assessment
  • Ferrite content
  • Roughness inspection
  • Moisture inspection
  • Illumination inspection
  • Melt flow (MFR) or Volume (MVR) index of polymers
  • Insulation resistance inspection
  • Spectral analysis and PMI
The non-detsructive examination activities shall be carried out in an accredited testing laboratory in accordance with BDS EN ISO/IEC 17025:2018 and accredited inspection body in accordance with BDS EN ISO/IEC 17020:2012.

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