This International Standard specifies a method of
designating the microstructure of graphite in cast iron. It is
not intended as a basis for acceptance specifications.
BS EN ISO 945:1994 history
2018BS EN ISO 945-1:2018 Microstructure of cast irons-Graphite classification by visual analysis
2008BS EN ISO 945-1:2008 Microstructure of cast irons - Part 1: Graphite classification by visual analysis
1994BS EN ISO 945:1994 Cast iron - Designation of microstructure of graphite