APX4 Martensitic stainless steels

  • Aerospace
  • Defense
  • Industrial
  • Medical

Spécifications

  • EU
    X4CrNiMo16-5-1

Typical composition

  • C
    0,06
  • Ni
    4
  • Cr
    16
  • Mo
    1

Applications

• Nuclear energy.
• Aerospace industry, marine applications.
• Chemical industry.
• Welded assembly-critical parts.
• Plastics processing industries.

Mechanical properties

• Martensitic stainless steel, equivalent to 18 % chromium steels in terms of corrosion.
• Resistant to sea water, saline atmosphere and salt spray.
• Very good resistance to organic acids and some mineral acids.
• Good weldability.

Mechanical features

  • Heat treatment
    T + Rv 400°C
    T + Rv 580°C
  • UTS (N/mm²)
    1200
    1000
  • A (%)
    16
    18
  • KCU (J/cm²)
    100
    120
  • Solution treated : H
    Annealed : R
  • Thermo-mechanical treatment : TM
    Quenched and tempered : T+RV
  • Sub-zero treatment : F
    Solution treated and aged : T+RV
APX4_FR-1
Download (PDF, 347 KB)

See also

This site is registered on wpml.org as a development site. Switch to a production site key to remove this banner.