Insights
Practical guides from our welding engineers and inspectors: NDT methods, welding procedures, quality standards and lessons from offshore and onshore projects.
Hiring NDT and welding personnel for a project: 7 checks on certificates, levels, sectors, validity, experience, offshore requirements and mobilisation, with a quick checklist.
Automated ultrasonic testing (AUT) for pipeline girth welds: how zonal discrimination and TOFD work, AUT vs radiography, standards and qualification, and what…
How to build a welding Inspection and Test Plan (ITP): hold, witness and review points, a checklist for before, during and after…
ISO 5817 weld quality levels B, C and D explained: what each level allows, how EN 1090 execution classes set the level,…
The 10 most common weld defects, from cracks and lack of fusion to porosity and undercut: causes, risk, prevention and which NDT…
ISO 9712 NDT levels 1, 2 and 3 explained: what each level may perform, interpret and sign, certificate validity and vision tests,…
What a welding coordinator does under ISO 14731: tasks before, during and after welding, the three knowledge levels, when ISO 3834 and…
WPS, WPQR and WPQ explained: what each document proves, the ISO 15609, ISO 15614 and ISO 9606 rules behind them, and the…
A practical comparison of PAUT, TOFD and radiographic testing: what each method finds, standards and acceptance criteria, speed, safety and when to…
