Gold Of 99.99 PLN (PLN 999,9)

  • Gold Zl 99.9 (Zl 999)
  • Gold Zl 99.99 (Zl 999.9)
  • Gold ZlA-1 (Zl 999.9m)
  • Gold ZlA-1P
  • Gold ZlA-2
  • Gold ZlA-3
  • Gold K31

    • Designation

    Name The value
    Designation GOST Cyrillic Зл 99,99
    Designation GOST Latin Zl 99,99
    Transliteration Zl 9999
    By chemical elements Au 99,99
    Name The value
    Designation GOST Cyrillic Зл 999,9
    Designation GOST Latin Zl 999,9
    Transliteration Zl 9999
    By chemical elements Au 999,9

    Description

    Gold Zl 99,99 applies: for production of electrical conductors; mesh woven wire and smooth twill weave, used in chemical industry and scientific purposes; ingots of gold, intended for commercial and other purposes; in the jewelry industry; gold alloy anodes 99,99 Zł An (PLN 999,9 An) in the form of strips designed for electroplating articles with gold; ceramic paints.

    Standards

    Name Code Standards
    Non-ferrous metals, including rare, and their alloys В51 GOST 30649-99, GOST Р 51152-98, GOST 6835-2002
    Classification, nomenclature and General rules В50 GOST 6563-75
    Sheets and strips В53 GOST 7221-80, GOST 24552-81, GOST 25475-82, TU 48-1-204-82, TU 117-1-204-96
    Mesh metal В76 TU 48-1-112-85

    Chemical composition

    Standard Fe Cu Sb Pb Bi Ag Au
    GOST 25475-82 ≤0.002 ≤0.007 ≤0.001 ≤0.002 ≤0.001 ≤0.008 ≥99.99
    GOST 6835-2002 ≤0.004 ≤0.007 ≤0.001 ≤0.003 ≤0.002 ≤0.008 ≥99.99
    Au is the base.
    According to GOST 30649-99 and GOST 6835-2002 all impurities are ≤ 0.010%.
    According to GOST 25475-82, the chemical composition is given for the alloy Zl 99.99 An (Zl 999.9 An), intended for the production of anodes. The amount of normalized impurities should be ≤ 0.010%.

    Physical characteristics

    Temperature r, kg/m3
    20 19300

    A description of the physical symbols

    Name Description
    r Density