HB 4-1-2002
扩口管路连接件通用规范
General specification for flared tube connection
2003-02-24
HB 5966-2008
24°无扩口导管连接件通用规范
General specification for 24°flareless tube connection
2008-03-17
ISO 12151-5-2007
Connections for hydraulic fluid power and general use — Hose fittings — Part 5: Hose fittings with ISO 8434-2 37 degree flared ends
液压传动和通用连接件——软管配件第5部分:带ISO 8434-2 37度扩口端的软管配件
2007-07-04