
Plastics Piping Systems - Fittings, Valves And Ancillaries - Determination Of Gaseous Flow Rate/Pressure Drop Relationships (Iso 17778:2015)
出版:Norwegian Standards (Norges Standardiseringsforbund)

專家解讀視頻
Defines a method for determining the flow rate/pressure drop relationship of components for plastics piping systems when tested using air at 25 mbar.
Supersedes NS EN 12117. (06/2015)
EN ISO 17778:2015 - Identical