Technology file

Non-destructive testing

- from microelectronic devices to aircraft, bridges & petrochemical plant, NDT is widely used to establish structural integrity


Automated P-scan inspection of welds in LPG storage spheres	P-scan 4 advanced Ultrasonic system

Expertise

TWI's expertise in NDT extends well beyond the inspection of welded joints in metals, covering examination of a large variety of materials, products and structures both during manufacture and in service. Recent TWI projects have included:

inspection techniques for bonds & welds in non-metallic materials such as carbon fibre composite, GRP and polyethylene
comparison of phased array probes with conventional ultrasonic probes
procedures for the detection of flaws in railway lines
assessment of methods for detection of corrosion in pipework
Use of ultrasonic inspection in lieu of radiography to ASME VIII, Division 2, sec 7.5.5.

Resource

advanced ultrasonic systems: P-scan, Phased Array, C-scan immersion
radiographic, electromagnetic, liquid penetrant, magnetic particle, thermographic and shearography equipment
advice on selecting & applying the most appropriate inspection procedures
assistance with the application of standards & codes of practice
independent, third party assessment of inspection data, procedures and contractors
training in conventional & advanced NDT techniques
specialised, on-site inspection services using highly experienced operators

All TWI's confidential consultancy and project work is conducted to ISO 9001 quality standard

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Want to discuss non-destructive testing?
If you work for an Industrial Member of TWI look in Who Knows to find the expert.
Mail to twi_industrial@twi.co.uk if your company is not an Industrial Member.