This standard specifies the fundamental requirements for transportable vacuum insulated cryogenic vessels ofnot more than 1 000 litres volume and designed to operate above atmospheric pressure. Appropriate parts maybe used as guidance for vessels designed to operate to the atmosphere
EN 1251-1:2000 history
2000EN 1251-1:2000 Cryogenic vessels - Transportable vacuum insulated vessels of not more than 1000 litres volume - Part 1: Fundamental requirements