Home / Standards / GB/T 2351-1993 GB/T 2351-1993 Abolished Fluid power systems and components--Connectors and associated components--Outside diameters of tubes and inside diameters of hoses 液压气动系统用硬管外径和软管内径 Standard Type GBT ICS 23.100 CCS J20 Status 废止 Issue Date 1980-12-27 Implementation 1994-06-01 Responsible Dept N/A Drafting Unit N/A