Home | Products | XDBD – Martensitic stainless steels

XDBD Martensitic stainless steels

  • Aerospace
  • Tooling

Spécifications

  • Common name
    440C
  • EU
    X105CrMo17
  • USA
    UNS:
    S44004
    AISI:440C

Typical composition

  • C
    1
  • Cr
    17
  • Mo
    0,5

Applications

• Bearings, bearing components.
• Valve seats.
• Guide collars.
• Moulds for manufacturing plastic materials.

Mechanical properties

• Provides a high level of hardness combined with good corrosion resistance.
• Excellent abrasion resistance.

Mechanical features

  • Heat treatment
    T + F + Rv 140°C
  • Hardness HRC
    59
  • Solution treated : H
    Annealed : R
  • Thermo-mechanical treatment : TM
    Quenched and tempered : T+RV
  • Sub-zero treatment : F
    Solution treated and aged : T+RV
XDBD_FR
Download (PDF, 379 KB)

See also

XD15NW

  • Aerospace
Martensitic stainless steels
  • Aero engine
  • Bearings
  • Corrosion resistant
Spécifications
  • EU : X40CrMoVN16-2
  • USA : UNS:S42025
Heat treatment
  • T + F + Rv 180°C
Read more

XD16N

  • Aerospace
  • Industrial
  • Transportation
Martensitic stainless steels
  • Injection system
  • Valves
Spécifications
  • EU : X50CrSiMnVN16-1
  • USA : UNS:S42716
Heat treatment
  • T + F + Rv 180°C
Read more
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