CONTROLTEST LTD

Nondestructive, destructive testing and electrical measurements, life prediction of materials and structures, integrated quality systems consulting. Technical inspections and survey. Conformity assessment of transportable pressure equipment.

Non destructive testing of materials
• Radiographic testing
• Ultrasonic testing; Ultrasonic thickness measurements and Ultrasonic lamination inspection
• Dye Penetrant testing
• Magnetic – particle testing
• Eddy Current testing
• Thickness measurement of coatings
• Visual and endoscope inspection
• Leak testing
• Insulation discontinuity examination (Holliday test)
• Hardness measurements
• Vibration measurements
• Chemical spectral analyses of materials
• X-ray alloy analyses
• Spectral alloy analyses

Destructive testing of materials
• Tensile strength
• Yield stress
• Reduction AF
• Elongation AF
• Bending test
• Impact bending test
• Macro structure of carbon and low alloy steel

Electrical measurements up to 1000V:

• Impedance of “Phase-protective conductor” circuit
• Resistance of earthing and lighting-arrestor systems;
• Insulation resistance;
• Protection circuit breakers;

Technical survey - According to Appendix I, Item 2 from

• Boilers – steam and water heating with power over 116.3kW
• Vessels - PS<16bar; TS<200°C and 100 • Vessels for refrigerating systems
• Pipelines for steam 6bar • Elevators and other lifting equipment
Technical Inspections and supervising

Dimensional and document control; Test and assembly witness;
Expediting and processes review
Life prediction of materials and constructions