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Post Weld Heat Treatment
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NDT News
126 technical articles and industry updates
Method guides, certification routes, salary surveys, codes and standards explained, and news from the inspection industry.
955 discussions · 382 answers
Latest forum discussions
Phased ArrayPAUT Focusing problems (Near Field Length Compensation Options)ketkon · 1 reply · 1 day 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 · 1 day agoInspection involves measuring, examining and testing products, process and services against specified…Read discussion
Quality ControlBonding quality assessmentwilliam · 2 replies · 1 day 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 · 1 day agoHi,The manufacturer of the Phased Array equipment that I use indicates to calibrate the Sensitivity through…Read discussion- Hydrostatic TestingHelium Leak Test vs Hydrostatic Testwilliam · 2 replies · 1 day agoDoes anyone have experience or information on correlation of these tests? What will leak at hydro test vs…Read discussion
- Eddy CurrentWhat is the eddy current inspection method?arsal · 1 reply · 1 day agoEddy current testing is a non-destructive testing (NDT) inspection method used for a variety of purposes…Read discussion
RadiographyWhat is RT in piping?sofia · 1 reply · 1 day agoIndustrial Radiographic Testing (RT) makes use of X-ray or gamma radiation to create images that can show…Read discussion
RadiographyRADIOGRAPHY INTERPRETATIONchris · 1 reply · 1 day agoRT Film Interpretation What is Radiographic Testing? A non-destructive method for detecting discontinuities…Read discussion
RadiographyRadiography Film type equivalantleo · 2 replies · 1 day agohello how can I find equivalent of a specific radiography film type in other film brands? is there any…Read discussion
RadiographyRadiography thickness limitation per ASME codegeorge · 2 replies · 1 day agoI would like to know exact statement from ASME code ref. describing about thickness limitation specified..…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
- FreePTPenetrant dwell timeMinimum penetrant and developer dwell times from ASME V Table T-672 by material and product form, with…Open calculator
- FreeETStandard depth of penetrationEddy current standard depth of penetration (skin depth) from resistivity, relative permeability and…Open calculator
- FreeOther methodsLeak rate unit converterConverts a leak rate between mbar·L/s, Pa·m³/s, atm·cc/s, Torr·L/s, sccm and scfh so acceptance…Open calculator
- FreeOther methodsNDT unit converter hubOne-stop conversions for the units NDT actually uses: length and thickness, pressure, temperature…Open calculator