Cast iron CHN4H2

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    • Designation

    Name The value
    Designation GOST Cyrillic ЧН4Х2
    Designation GOST Latin ChH4X2
    Transliteration ChN4H2
    By chemical elements ZrН4Cr2

    Description

    Cast iron CHN4H2 used: for the manufacture of parts with high resistance against abrasive wear and abrasion (wear-resistant parts of machines, which pump abrasive mixture; lining mills, palarivattom; grinding rolls and balls, nozzles, sklesi, noise).

    Note

    Nickel high-alloy wear-resistant cast iron.

    Standards

    Name Code Standards
    Castings with special properties (iron and steel) В83 GOST 7769-82

    Chemical composition

    Standard C S P Mn Cr Si Ni Fe
    GOST 7769-82 2.8-3.6 ≤0.15 ≤0.3 0.8-1.3 0.8-2.5 ≤1 3.5-5 Rest
    Fe is the basis.

    Mechanical properties

    σU, MPa HB, MPa
    Castings on OST 1 90077-72
    ≥200 400-650

    Description mechanical marks

    Name Description
    σU Limit short-term strength
    HB Brinell hardness number