Description: Alphanumeric designation (starting with DN) of size for components in a piping system, used for reference purposes; Name: Nominal size socket/pipe
Description: Alphanumeric designation (starting with DN) of the size for components in a pipeline system, used for reference purposes; Name: Nominal size of nozzle/pipe
Description: norm describing the material. The material number is taken from this norm. Type and number of the norm with issue year and issue month must be given; Name: Reference norm material of the stator