Double pipe clamp (when connecting pipes with unions)
JB/ZQ 4498-2006 history
2017DIN EN 303213-2:2017 Advanced Surface Movement Guidance and Control System (A-SMGCS) - Part 2: Community Specification for application under the Single European Sky Interoperability Regulation EC 552/2004 for A-SMGCS Level 2 including external interfaces (Endorsement of the E
2013DIN EN 303213-2:2013 Advanced Surface Movement Guidance and Control System (A-SMGCS) - Part 2: Community Specification for application under the Single European Sky Interoperability Regulation EC 552/2004 for A-SMGCS Level 2 including external interfaces (Endorsement of the E
1970JB/ZQ 4498-2006 Dual-pipe clamps (when connecting pipes with unions)