Normas ISO

Equipment used in gas welding, cutting and allied processes -- Safety devices for fuel gases and oxygen or compressed air -- General specifications, requirements and tests

Pressure gauges used in welding, cutting and allied processes

Machine tools -- Lubrication systems

Machine tools -- Presentation of lubrication instructions

Non-ducted air conditioners and heat pumps -- Testing and rating for performance

Mechanical refrigerating systems used for cooling and heating -- Safety requirements