STW (Non-Destructive) Ltd – one of the region’s leading non-destructive testing sub-contractors. From our modern, fully equipped facility in Sheffield, we deliver a wide range of in-house services, with the ability to provide testing and inspection services on-site thanks to our fleet of vehicles and dedicated engineers.Contact us now
Operating beyond nationally accepted standards and stringent customer approvals to deliver exceptional service to challenging industries.More
Drawing on many years industry experience, we develop efficient and effective testing programmes as a standalone service, or as part of an integrated production process.More
Providing level 3 testing and procedure writing services for a diverse range of industrial sectors.
Expertise in ultrasonic, magnetic particle and liquid penetrant testing and positive materials identification on forgings, castings and weldments.
Developing testing schedules and techniques for complex parts and structures. Production of calibration blocks.