Abstract / scope
Establishes practical criteria for determining valve outlet connections for gas cylinders of a capacity not greater than 150 l. Applies particullary to countries having neither standards nor regulations and to new gases developed for industrial use. I does not apply to connections used for cryogenic gas groups; annex B deals with connections; double-faucet non-interchangeable connections are given in annex C. The biblio-graphie is given in annex D.