Measuring and control equipment. DE&S have a requirement for Calibration /Reference Blocks made from different materials including Aluminium Alloy, Mild Steel, Austenitic Stainless Steel and Titanium. The blocks are required to be manufactured to high tolerances. The drawings will be supplied by the Authority.

The Blocks are required for calibrating eddy current flow detector equipment.

A certificate of conformity will be required confirming that the blocks comply with the dimensions stated in the drawings.