ISO/TR 11364:2012 Gas cylinders - Compilation of national and international valve stem/gas cylinder neck threads and their identification and marking system
2019ISO/TR 11364:2019 Gas cylinders — Compilation of national and international valve stem/gas cylinder neck threads and their identification and marking system
2012ISO/TR 11364:2012 Gas cylinders - Compilation of national and international valve stem/gas cylinder neck threads and their identification and marking system