TWI is a membership-based organisation, supporting both individuals and companies alike. They exist to provide authoritative and impartial expert advice, knowhow and safety assurance through engineering, materials and joining technologies – helping you design, create and operate the best products possible.
Descended from the British Welding Research Association (BWRA), TWI has grown into one of the foremost independent research and technology organisations. TWI spans innovation, knowledge transfer and problem resolution across all aspects of welding, joining, surface engineering, inspection and whole-life integrity management.