scope:

This report outlines the procedures for cleaning industrial-process measurement and control equipment to be used for oxygen service, verofying this cleanlines and ensuring that the cleanlines of the equipment will be maintained up to the stage where the equipment is installed. This report does not apply to measurement and control equipment for welding, which is covered by ISO Standard 5171. Oxygen service is defined as equipment or part thereof being in contact with oxygen-rich gas mixtures and other oxydizing gases (e.g. laughing gas).