UNE-EN 14433:2023

This document specifies the requirements for foot valves for use on transportable tanks with a minimum working pressure greater than 50 kPa for the transport of dangerous goods by road and rail.

It is applicable to metallic equipment on tanks for the following functions:

primary closure of gravity discharge lines (liquid products);

primary closure of bottom discharge lines (liquefied gases: liquid phase and gas phase);

primary closure of top discharge (poisonous liquefied gases: liquid phase and gas phase);

and other internal valves as defined in Annex F of EN 14564:2019.

NOTE The document is also applicable to liquefied gases including LPG, however, for a dedicated LPG standard see EN 13175 [3].