Iridium And 99.8

  • Iridium AND 99.8
  • Iridium AND 99.9
  • Iridium IA-0
  • Iridium IA-1
  • Iridium IA-2

    • Designation

    Name The value
    Designation GOST Cyrillic И 99,8
    Designation GOST Latin I 99,8
    Transliteration I 998
    By chemical elements Ir 99,8

    Description

    Iridium And 99.8 is used: for the manufacture of technical products for industry and research organizations in the form of wire, sheet, crucibles, discs and other products.

    Note

    Iridium is not soluble in acid and boiling Aqua Regia.

    Standards

    Name Code Standards
    Non-ferrous metals, including rare, and their alloys В51 GOST 13099-2006
    Sheets and strips В53 GOST 24718-81

    Chemical composition

    Standard Si Fe Pb Ba Au Ir
    GOST 13099-2006 ≤0.02 ≤0.03 ≤0.01 ≤0.008 ≤0.01 ≥99.8
    Ir is the basis.
    According to GOST 13099-2006, the total content of platinum, palladium, rhodium and ruthenium should be ≤ 0.150%. The total amount of detectable impurities, including those listed in the table and impurities of platinum, palladium, rhodium, ruthenium, nickel, copper and aluminum ≤ 0.20%.

    Mechanical properties

    Section, mm σU, MPa HB, MPa
    Iridium GOST 13099-2006 on delivery
    785-1177 240-280

    Description mechanical marks

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

    Physical characteristics

    Temperature r, kg/m3
    20 22420

    A description of the physical symbols

    Name Description
    Е The normal elasticity modulus
    l Coefficient of thermal conductivity

    Technological properties

    Name The value
    Pressure treatment the processing pressure is maintained at 1200-1400 °C.