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