W300

Product Description

Heavy duty hot work tools and dies, mainly for light alloy processing: mandrels, dies, and containers for metal tube and rod extrusion; hot extrusion equipment; tools and dies for the manufacture of hollow bodies, screws, rivets, nuts and bolts. Die casting equipment, forming dies, die inserts, hot shear blades, and plastic moulding dies.

Property Features

Hot work tool steel offering high impact strength, excellent hot tensile properties, and outstanding air hardenability, admits water cooling.

Technical Specifications

High temperture strength High temperature toughness High_ temperature wear resistance Machinability

Material Numbers


1.2343 T20811 X38CrMoV5-1 AISI: H11, STN: 19 552


Chemical Composition

0.38 1.10 0.40 5.00 1.30 0.40

Chemical composition (average %)

Available product shapes

  • Long Products
  • Open Die Forgings
  • Plates

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