Alcance
ISO 15848-1:2005 specifies testing procedures, for evaluation of external leakage of valve stem seals (or shaft) and body joints of isolating valves and control valves intended for application in volatile air pollutants and hazardous fluids. End connection joints, vacuum application, effects of corrosion and radiation are excluded from ISO 15848-1:2005.ISO 15848-1:2005 concerns classification system and qualification procedures for type testing of valves.