Speciality and Commitment

Speciality and Commitment

Our Specialty

Sigma NDT Lab is well equipped with talented and creative professionals to handle and manage Odd and Very Critical/Complicated Jobs on demand where others simply back out.

Our Commitment

We heartfelt endeavor to meet emergency / specific deadlines of our valued customers for deliveries of Tested Items along with Test Reports while at times we “go out of one’s way” and fully satisfy our valued customer at no extra cost e.g.

  1. In shortage of Radiographer even TM / CEO performs RT,
  2. If additional Camera is required then it is picked up from Remote site or Permanent Lab. and work is managed.

NDT Procedures

Gamma Rays – Radiography:
  • Test items: Castings, forgings and Weldments
  • Thickness: Up to 150 mm
  • Application: Surface defects and internal flaws such as cracks, blow holes etc
Soft X-Rays – Radiography:
  • Test items: Castings, forgings and Weldments
  • Thickness: < 12 mm
  • Application: Internal flaws in critical components used in Automobiles, Aerospace etc.
  • Test items: Alloy Steels, Castings (without Coarse Grain Material), Forgings and Weldments
  • Thickness: Penetrates up to full depth
  • Application: For depth and size of internal flaws
Magnetic Particle:
  • Test items: Investment and Sand Castings and Weldments
  • Application: Surface and Sub Surface defects for ferrous material
Liquid Penetrant:
  • Test items: Castings and Weldments
  • Application: To evaluate the Open surface defects such as porosity and fine cracks
Thickness Measurement:
  • Test items: Castings (without Coarse Grain Material) and Weldments
  • Application: For thickness Measurement