This standard lays down technical specifications for extinguisher bodies and their accessories. It applies to the bodies of extinguishers in which the service pressure does not exceed 25 bar, and to propellant gas cartridges.
A specific clause gives requirements relative to carbon dioxide extinguishers' bodies.
SS 232 Pt.3-1999 history
1999SS 232 Pt.3-1999 SPECIFICATION FOR Portable fire extinguishers Part 3 : Construction, resistance to pressure, mechanical tests