This European Standard gives the definition of PN when applied to components of a pipework system, as specified in those standards which use the PN designation system.
This standard specifies the PN numbers which are used.
Related directives
Directives related to this standards.
93/38/EEC
Procedura prokurimi të entiteteve që veprojnë në sektorët e ujit, energjisë, transportit dhe telekomunikacionit
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