Historical
ISO 13341:1997
Transportable gas cylinders -- Fitting of valves to gas cylinders
This standard specifies the essential procedures to be followed when connecting cylinder valves to gas cylinders. It applies to all valve and cylinder combinations connected with screw threads detailed in annex A but excludes breathing apparatus, diving gas cylinders and fire extinguishers. It defines routines for inspection and preparation prior to valving for both taper and parallel screw threads.
Torque values are given in annex A for steel and aluminium gas cylinders.
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International Organization for Standardization [iso]
International Organization for Standardization [iso]