Characteristics:

– uniform hardness in cross-section
– high degree of polishability
– good chip removal
– high thermal conductivity
– hardened and temperable steel for plastic moulds
– nitridable
– suitable for chrome plating
– better weldability compared to 1.2738
– good toughness

Usage:

– steel for plastic moulds for thicknesses above 400 mm
– moulds type for TV casings
– shells for photocopiers
– moulds for dashboards, bumpers and other large enclosures

  The technical sheets are indicative

Physical and process characteristics
Supply Quenched and Tempered
Brinell Hardness HB 315-355