Non-Destructive Inspection Services


Non Destructive Testing Services

Unos is a leading NDT service provider offering a wide range of services in both Up-Stream & Down-Stream, This includes: Comprehensive Rig Inspections, quality control, post weld heat treatment services (PWHT) and specialized NDT inspection methods such as crawler radiography, phased array, eddy current testing, MEL, positive material identification, to name a few. Our team of professionally qualified and certified technician are well versed and experienced to perform conventional and advanced NDT inspection. Our team of technicians is available on a 24 x 7 standby call irrespective of environmental conditions.


NDT is actively engaged in areas such as

  • OCTG
  • Radiography Testing (Gamma Ray, X-Ray including crawler system) DS
  • Ultrasonic Flaw Detection (Manual & AUT)
  • Ultrasonic Tightness Testing/ Leak Testing
  • Magnetic Particle Testing
  • Dye Penetrant Testing
  • Eddy Current Testing
  • Magnetic Flux Leakage (MFL)
  • Positive Material Identification
  • PWHT/ Stress Relieving
  • Welding/ Painting/ Coating Inspection
  • QA/QC Services
  • Hardness Testing
  • Vacuum Testing
  • Welder’s Qualification Test/ WPS
  • Visual Inspection
  • Anchor Chain Calibration
  • Laser Deflection Check

Hydro Testing (Witness & Certification)

Our inspectors are ASNTLEVEL II & III Certified Professionals.

Our reporting systems are fully computerized. All our inspectors

Are equipped with personal Laptops and Digital Cameras,

which will help them, develop fast and accurate reports.

All MPI report will be with digital pictures of equipment,

with clear marking in inspected areas.

UNOS inspection task shall be handled professionally by

Our experienced staff giving utmost importance to quality

and HSE philosophies.