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Structural Steel Grades

Our HSEQ department audits, monitors and continually improves our management systems, which are based on the requirements of ISO 9001, ISO 14001 and OHSAS 18001. We set ourselves demanding targets in this area and ensure that our HSEQ values are supported by personal objectives for the Management Team. To monitor our performance, we set active and reactive Key Performance Indicators. By developing trust between employees, contractors and clients, we ensure that the HSEQ issues are raised, tracked and closed effectively, thereby improving performance.

Quality Grade 1

Nuclear Safety standards and Safety Case management drives a graded approach to the procurement and supply of Projects, Products and Services within the Supply Chain.
This graded approach ensures that the appropriate levels of management system arrangements, including assurance and oversight, are deployed commensurate with the level of risk.

Quality Grading grades typically used are; 01 to 04, A to D, Red to Green etc. Cairnhill operate at Grade Control Grade 1 the highest standard which means we typically get involved in very high risk and high risk projects, products and services.


Quality Grade

If you would like to discuss any future contracts or simply learn more about structural steel grades, please contact us on 01236 449 393 or by email

Quality Grade 1
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Other Capabilities