multi test

Multitest Laboratories


Non-destructive Testings

In the course of time Multitest Ltd has proved its competent and professional solutions of extraordinary cases, as well as the guaranteed high quality of inspection and reporting its findings. The structure of Multitest Ltd. comprises laboratories for complex non-destructive and destructive testings in various fields:
  • Radiographic Inspection
  • Ultrasonic Testing
  • Magnetic Particle Testing
  • Eddy Current Inspection
  • Liquid Penetrant Testing
  • Spark Tests
  • Hydraulic and Vacuum Testing
  • Visual Inspection

Other Testings

  • Spectral Analysis of Metals and Metallic Products
  • Positive Material Identification of Metals, Plastics and Soils
  • Radioactivity Measurement
  • Acoustic Emission
  • Visual Macrostructure Analysis
  • Thermovision
  • Testing of Pressure Vessels, Pressure Equipment and Transportable Pressure Equipment
  • Optical Density Measurement
  • Metallographic Analysis
  • Hardness Measurement
  • Complex Testings
  • Shear and Young's modulus and Poisson's ratio tests
  • residual stress in materials and constructions SINT, RESTAN MTS 3000/ /

Construction products

  • Doors and Windows
  • Welded Joints
  • Metals and Metallic Compounds
  • Metallic Joining Partsт
  • Non-metallic Coatings
  • Wooden Panels
  • Textiles
  • Geosynthetics/Geotextiles

Calibration/Metrological Assurance

Calibration Laboratory Multitest carries out its activities in full compliance with the requirements of BDS EN ISO/IEC 17025:2006. BDS EN ISO/IEC 17025:2006.

Calibration Laboratory Multitest carries out its activities in full compliance with the requirements of BDS EN ISO/IEC 17025:2006.

Laboratory for metrological verification of pressure gauges used in rail transport performing verifications within the scope of authorization by the President of SAMTS.
In the premises of the Laboratory, initial and subsequent verification is carried out and in the Mobile Laboratory - subsequent verification of all approved types of pressure gauges for usage in rail transport in ranges:
  • from 0 to 60 kPa, from 0 to 100 kPa, from 0 to 160 kPa, from 0 to 250 kPa, from 0 to 400 kPa, from 0 to 600 kPa;
  • from 0 to 1 MPa, from 0 to 1.6 MPa, from 0 to 2.5 MPa, from 0 to 4 MPa, from 0 to 6MPa;
  • from 0 to 10 MPa, from 0 to 16 MPa, from 0 to 25 MPa, from 0 to 40 MPa, from 0 to 60MPa;
  • from 0 to 50 kPa, from 0 to 200 kPa, from 0 to 500 kPa;
  • from 0 to 2 MPa, from 0 to 5 MPa;
  • from 0 to 20 MPa, from 0 to 50 MPa;
  • from minus 100 kPa to 0 kPa;
  • from minus 60 kPa to 0 kPa;
  • from minus 100 kPa to 60 kPa; 150 kPa; 300 kPa or 500 kPa;
  • from minus 0.1 MPa to 0.9 MPa; 1,5 MPa or 2,4 MPa accuracy classes: from 0,1 to 4 Laboratory has available stationary stands and mobile equipment to verify pressure gauges and all conditions are provided in accordance with the requirements of applicable standards and procedure published by Bulgarian Institute of Metrology.