BRIGHT LOW CARBON STEELS
BS970: 1955 BS970: 1991 COLOUR CODE DESCRIPTION 
EN1A Freecutting230M07greenBright drawn / turned / ground / Freecutting steel       
230M07PG230M07 PGdashBright ground freecutting steel       
230M07 Pb Leaded Freecutting230M07PbmagentaBright drawn leaded freecutting steel       
EN3B070M20red/blackBright drawn / turned mild steel       
EN32B080A15redBright drawn / turned mild steel       
Half hard round edge040A10whiteBright cold rolled mild steel       


The bright low carbon free cutting steels have been developed primarily for their excellent and consistent level of machinability. These grades are therefore used where machining is the most important consideration, but high strength or the ability to withstand shock loading is not a requirement and welding will be minimal.