M238

    Product Description

    BÖHLER M238 is a hardened and tempered, not corrosion resistant plastic mould steel. Because of the Ni-addition, there is no hardness decrease in the center of large sizes (up to 600 mm). A special melting technology offers good machinability.

    Property Features

    • Toughness & Ductility: very high
    • Wear Resistance: high
    • Machinability: good
    • Dimensional stability: good
    • polishability: very high
    • No heat treatment necessary:
    • Prehardened:

    Technical Specifications

    Etchability Machinability supplied Polishability Through hardenable Toughness Wear resistance

    Material Numbers


    1.2738 40CrMnNiMo8-6-4


    Standards


    4957

    Chemical Composition

    0.38 0.30 1.50 2.00 0.20 1.10

    Chemical composition (average %)

    Available product shapes

    • Six-Side-Machining

      Six-Side-Machining

    • Plate/Block

      Plate/Block

    Contacts

    BÖHLER TOOL & HIGH SPEED STEELS

    Contact us!

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