Steel 4Х18Н2М (ЭП378)

  • Steel 10Х15Н27Т3МР (EP700)
  • Steel 08Cr17T (EI645)
  • Steel 08Cr18Ni10 (EI119)
  • Steel 08Cr18Ni10T (EI914)
  • Steel 08X18T1 (0X18T1)
  • Steel 08Х20Н14С2 (ЭИ732)
  • Steel 09Cr18Ni10T (1Cr18Ni10T)
  • Steel 10Х13Г18Д (DI-61; 12Х13Г18Д)
  • Steel 06X18H10T (06X18H10)
  • Steel 12X17 (X17)
  • Steel 12Х20Н14С2 (ЭИ732)
  • Steel 13Х13С2М2 (ЭИ852)
  • Steel 15X25T (EI439)
  • Steel 15X28 (EI349)
  • Steel 20Х20Н14С2 (ЭИ211)
  • 4X18H2M steel (EP378)
  • Steel 06X20H14C2
  • Steel 06Х18Г9Н5АБ (06Х18Г5Н5АБ; ЧС51)
  • Steel 06Х16Н2К5ФМБ (EP875; VNS-26)
  • 05Cr18Ni10T (0Cr18Ni10T) steel
  • Steel 03X20Yu3NTB (KO-4)
  • Steel 03Cr18Ni10T (03Cr18Ni10T; Cr18Ni10T)
  • Steel 03Х17Н8Г5МФАБ (VNS-31)
  • Steel 03Х11Н8М2Ф (DI52)
  • Steel 01Х25ТБЮ (ChS76; 01Х25ТБ)
  • Steel 01X25T (ChS75)
  • Steel 01X25M2T (ChS78)
  • Steel 01X13MBSch (EP933)
  • Steel 01X18T (ChS74)
  • Steel 01X18M2T (ChS77)
  • Steel 01X18 (ChS86)
  • Steel 015Cr18M2B (EP882)

    • Designation

    Name The value
    Designation GOST Cyrillic 4Х18Н2М
    Designation GOST Latin 4X18H2M
    Transliteration 4H18N2M
    By chemical elements 4Cr18Н2Mo
    Name The value
    Designation GOST Cyrillic ЭП378
    Designation GOST Latin EP378
    Transliteration EhP378
    By chemical elements -

    Description

    4Х18Н2М steel is used: for the manufacture of hot rolled and forged bars used for the manufacture of various components.

    Note

    Corrosion resistant free-cutting steel.

    Standards

    Name Code Standards
    Bars and shapes В32 OST 4-020.032-78, TU 14-1-314-72

    Chemical composition

    Standard C S P Mn Cr Si Ni Fe Mo
    TU 14-1-314-72 0.35-0.45 0.15-0.25 0.08-0.15 0.6-1 16.5-18.5 ≤0.5 1.7-2.2 Rest 0.6-0.9
    Fe is the basis.
    According to TU 14-1-314-72, the chemical composition is given for steel grade 4X18N2M (EP378). Deviations from the chemical composition are allowed: carbon ± 0.010%, manganese ± 0.020%, molybdenum ± 0.020%, chromium ± 0.050%, nickel-0.10%, silicon ± 0.050%.

    Mechanical properties

    HRC
    Bars hot rolled and forged. Annealing in air 1050 °C + Vacation at 630-650 °C (aging of 1.0-1.5 h), air cooling
    28-32

    Description mechanical marks

    Name Description
    HRC Rockwell hardness (indenter diamond spheroconical)