
Connections for general use and fluid power - Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing Part 4: Stud ends for general use only with metal-to-metal sealing (type B) (ISO 1179-4:2007)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
ISO 1179-4:2007 - Identical