1. BS EN 12516-2:2014 Industrial valves - Shell design strength - Part 2: Calculation method for steel valve shells

2. BS EN 12094-13:2001 Fixed firefighting systems - Components for gas extinguishing systems - Part 13: Requirements and test methods for check valves and non-return valves

3. BS EN 12516-3:2002 Valves - Shell design strength - Part 3: Experimental method

4. BS EN 12094-16:2003 Fixed firefighting systems - Components for gas extinguishing systems - Part 16: Requirements and test methods for odorizing devices for CO2 low pressure systems

5. BS EN 12516-4:2014 Industrial valves - Shell design strength - Part 4: Calculation method for valve shells manufactured in metallic materials other than steel

6. BS EN 12094-2:2003 Fixed firefighting systems - Components for gas extinguishing systems - Part 2: Requirements and test methods for non-electrical automatic control and delay devices

7. BS EN 12517-1:2006 Non-destructive testing of welds - Part 1: Evaluation of welded joints in steel, nickel, titanium and their alloys by radiography - Acceptance levels

8. BS EN 12094-3:2003 Fixed firefighting systems - Components for gas extinguishing systems - Part 3: Requirements and test methods for manual triggering and stop devices

9. BS EN 12517-2:2008 Non-destructive testing of welds - Part 2 : Evaluation of welded joints in aluminium and its alloys by radiography - Acceptance levels

10. BS EN 12094-4:2004 Fixed firefighting systems - Components for gas extinguishing systems - Part 4: Requirements and test methods for container valve assemblies and their actuators