Alloy ВТ14Л

  • Alloy VT14L
  • Alloy VT1L
  • Alloy VT20L
  • Alloy VT21L
  • Alloy VT40L
  • Alloy VT5L
  • Alloy VT6L
  • Alloy VT9L
  • Alloy ET2
  • Alloy ET3
  • Alloy ET5
  • Alloy ET7

    • Designation

    Name The value
    Designation GOST Cyrillic ВТ14Л
    Designation GOST Latin BT14L
    Transliteration VT14L
    By chemical elements ВTe14

    Description

    Alloy ВТ14Л used: for the manufacture of castings operating at temperatures to +400 °C.

    Note

    High-strength heat-treatable titanium (a + b)-alloy martensitic type of system Ti-A1-Mo-V.

    Standards

    Name Code Standards
    Non-ferrous metals, including rare, and their alloys В51 OST 1 90030-77

    Chemical composition

    Standard C Si Fe N Al V Ti Mo W O Zr H
    OST 1 90030-77 ≤0.12 ≤0.15 ≤0.6 ≤0.05 4.3-6.3 0.9-1.9 Rest 2.5-3.8 ≤0.2 ≤0.16 ≤0.3 ≤0.01
    Ti is the basis.
    According to OST 1 90030-77 the amount of other (not indicated) impurities should be no more than 0.30%. In the alloy, the chromium content is allowed up to 0.60%. The total content in the alloy of chromium and manganese is allowed not more than 0.15%. The total content of copper and nickel in the alloy is allowed in an amount not exceeding 0.10%, including nickel not more than 0.080%.

    Mechanical properties

    σU, MPa d5, % KCU, kJ/m2
    Casting autogenie on delivery
    ≥950 ≥7 ≥350

    Description mechanical marks

    Name Description
    σU Limit short-term strength
    d5 Elongation after rupture
    KCU Toughness

    Technological properties

    Name The value
    Features of heat treatment The annealing is carried out at temperatures 740-810 °C. thermal hardening consists of quenching from a temperature of 870-910 °C and aging at 480— 560 °C for 8 - 16 hours.