Thermography in Non-Destructive Testing (NDT)
Thermography is a non-destructive testing method that uses infrared cameras to detect and analyze temperature variations in an object or material.…
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126 technical articles and industry updates
Method guides, certification routes, salary surveys, codes and standards explained, and news from the inspection industry.
956 discussions · 384 answers
Latest forum discussions
NDTWhat acceptable method do you use for UT?Victory Ihunanyachi Chimaobi · 1 reply · 3 days agoWhat acceptable method do you use for UTRead discussion
NDTNDT technician roles and responsibilitiesNDT Inspect (admin) · 1 reply · 11 days agoNDT (non-destructive testing) technicians are responsible for using various methods to inspect and test…Read discussion
Phased ArrayPAUT Focusing problems (Near Field Length Compensation Options)ketkon · 1 reply · 20 days agoAbstractIn a previous report by the authors, the relative accuracy of Beamtool as it relates to calculations…Read discussion
Quality ControlWhat is the role of inspection in quality control?arsal · 1 reply · 20 days agoInspection involves measuring, examining and testing products, process and services against specified…Read discussion
Quality ControlBonding quality assessmentwilliam · 2 replies · 20 days agoDear sir, We are bonding steel and titanium alloys and assessing the bonding quality at the interface of the…Read discussion
Phased ArraySensitivity calibration in Phased Array UltrasonicsVisitor · 1 reply · 20 days agoHi,The manufacturer of the Phased Array equipment that I use indicates to calibrate the Sensitivity through…Read discussion
193 calculations with worked examples
NDT calculators
FreeUTNear field length, circular probeNear-field (Fresnel zone) length N = D²f/4c for a circular single-crystal probe, with the wavelength it…Open calculator- FreeUTAngle beam sound path, surface distance and depthSolves the first-leg angle-beam triangle — sound path, surface distance and depth — from any one of the…Open calculator
- FreeTOFDToFD depth from time of flightConverts a measured ToFD arrival time into the depth of the diffracting tip below the scanning surface.Open calculator
- FreePAUTMaximum PAUT scan speedHighest encoded scan speed that still records every acquisition point, from the frame rate and the scan…Open calculator
- FreeRTSource decayCalculates the present activity of a gamma radiography source from its assay activity and the elapsed…Open calculator
- FreeMTCoil shot current, low fill factorAmpere-turns and coil current for longitudinal magnetisation in a low fill factor coil - part against…Open calculator