Cast iron CHG8D3

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    • Designation

    Name The value
    Designation GOST Cyrillic ЧГ8Д3
    Designation GOST Latin ChG8D3
    Transliteration ChG8D3
    By chemical elements ZrMn8Cu3

    Description

    Cast iron CHG8D3 used: for the manufacture of non-magnetic wear-resistant parts operating in conditions of high temperatures (non-magnetic parts associated friction parts of valves).

    Note

    Low manganese wear-resistant high-alloy cast iron.

    Standards

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

    Chemical composition

    Standard C S P Mn Si Ni Fe Cu Al
    GOST 7769-82 3-3.8 ≤0.1 ≤0.3 7-9 2-2.5 0.8-1.5 Rest 2.5-3.5 0.5-1
    Fe is the basis.

    Mechanical properties

    σU, MPa HB, MPa
    Castings on OST 1 90077-72
    ≥150 176-285

    Description mechanical marks

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