The standard provides guidelines for periodic testing of the manuals equipment for gas welding, cutting and allied processes , connected downstream of the cylinder valve or, in case of centralized distribution, of the mobile equipments downstream of the point of use.
The standard applies to equipment that use compressed gases up to 300 bar (30 MPa), dissolved acetylene, liquefied petroleum gas (LPG), methylacetylene mixtures -proadiene (MPS) and carbon dioxide (CO2) and their eventual mixtures.