Specifies the maximum external leakage rates which are acceptable for equipment used for welding, cutting and allied processes. Applies to individual components which are used in the gas supply to a blowpipe from the connecting point of the hose (outlet of the cylinder valve or connecting point to a gas supply plant). Does not apply to gas supply plants.
ISO 9090:1989 history
2019ISO 9090:2019 Gas tightness of equipment for gas welding and allied processes
1989ISO 9090:1989 Gas tightness of equipment for gas welding and allied processes