AS 4839-2001

Specifies requirements for the selection of safe oxy-fuel gas hand-held or portable equipment used in welding, cutting, heating and allied processes. This Standard also details the safe operation and maintenance of this type of equipment. It applies to portable or mobile gas cylinders, inclusive of manifolded packs of cylinders. Reticulated systems and fixed piping, together with equipment, such as permanently mounted flame-cutting machines, are not intended to be covered by this Standard.