Latest News
  • Delta Testing Lab ISO/IEC:17025:2005 Accrediated Laboratory
  • Delta Testing and Research Laboratories Pvt. Ltd. is an ISO : 9001-2015 Certified Laboratories
  • Delta Testing and Research Laboratories Pvt. Ltd. is a leading Testing lab in India.


Delta Testing and Research Laboratory are committed to exhibit standard of performance in order to achieve total customer satisfaction in the field of Testing Services as per its scope by giving reliable, accurate test results and implementing AN. ISO : 9001-2015 and documented management system besides, thriving for continual improvement.

Metallography Analysis

Some of the interesting features which are studied under microstructure are phase transformation, volume fractions, grain size, phases, grain boundaries, morphology, effective case depth, banding, non-metallic inclusions in steel, porosity, cross contamination and several others.

  • Grain size (hardend & tempereo condition)
  • Grain Size (Normalised Condition)
  • Inclusion Rating Test
  • Microstructure Without Photograph
  • Microstructure With Photograph
  • Depth Of Decarb With Photograph
  • Core Hardness Hrc
  • Surface Hardness Hv
  • Microvicker Hardness Test
  • Density Test
  • Hardness Vicker Test
  • Effectivecase Depth
  • Total Case Depth
  • Nodularity in s.g. Iron
  • Gray iron flakes c.i.
  • Coating Thickness (Microscopic Method)
  • Grain Flow (Sample Preparation Charges Extra)