1. BS EN 15001-1:2009 Gas Infrastructure - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and nonindustrial installations - Part 1

2. BS EN 15001-2:2008 Gas infrastructure - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and nonindustrial installations - Part 2

3. BS EN 13445-10:2015 Unfired pressure vessels - Part 10: Additional requirements for pressure vessels of nickel and nickel alloys

4. BS EN 12499:2003 Internal cathodic protection of metallic structures

5. BS EN 13445-8:2014 + A1:2014 Unfired pressure vessels - Part 8: Additional requirements for pressurevessels of aluminium and aluminium alloys

6. BS EN 12501-2:2003 Protection of metallic materials against corrosion - Corrosion likelihood in soil - Part 2: Low alloyed and non alloyed ferrous materials

7. BS EN 13450:2013 Aggregates for railway ballast

8. BS EN 12502-1:2004 Protection of metallic materials against corrosion - Guidance on the assessment of corrosion likelihood in water distribution and storage systems - Part 1: General

9. BS EN 13463-5:2011 Non-electrical equipment intended for use in potentially explosive atmospheres - Part 5: Protection by constructional safety 'c'

10. BS EN 12502-2:2004 Protection of metallic materials against corrosion - Guidance on the assessment of corrosion likelihood in water distribution and storage systems - Part 2: Influencing factors for copper and copper alloys