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Quality Control

Specification of Production Capacity:

Our raw materials are procured only from reputable sources that we regularly visit and audit.

Our material suppliers are all ISO 9001 certified and we procure our raw materials to the following minimum standards and grades:

  • ASTM A1011M (American Standard);

  • BS EN 10025 Grade S275 JR (British Standard and European Norm).

Manufacturing Standards:

We manufacture our gratings to many international standards of which the most common are:

  • ANSI/NAAMM MBG 531-00 (American National Standard);

  • BS 4592-1:2006 (British Standard).


Our welders are tested and approved to the following standards:

  • AWS D1.1:2010 (American Welding Standard);

  • BS EN 287-1:2004 (British Standard and European Norm).

Hot Dip Galvanized:

Our products are hot dip galvanized (if required) to the following standards:

  • ASTM A123 (American Standard);

  • BS EN ISO 1461:2009 (British Standard and European Norm).