An age-hardenable alloy, AerMet® 100 is an ultra-high strength martensitic stainless steel.

AerMet® 100 has high strength and superior toughness combined with exceptional ductility and hardness. The alloy is designed for components that need to have ultra-high strength.

  • UNS Number: K92580
  • AMS: 6532

Product availability

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Chemical analysis



  • Fastners
  • Landing Gear
  • Actuators
  • Ordnance
  • Ballistic Tolerant Components
  • Jet Engine Shafts
  • Drive Shafts

About AerMet® 100

AerMet® 100 provides superior hardness and ultra-high strength combined with exceptional ductility and fracture toughness. The alloy has a minimum tensile strength of 1930 MPa (280 ksi) and a minimum fracture toughness of 100 ksi.

The exceptional combination of hardness, toughness, tensile strength and ductility makes this alloy a candidate for aerospace applications including landing gear, engine shafts and drive shafts.

AerMet® 100 may be considered for use up to about 427°C.

To know more about Aermet® 100 please contact us or fill in our online quote form and we’ll get right back to you.

AerMet® is a registered trademark of CRS Holdings, Inc., a subsidiary of Carpenter Technology Corporation.

  • Density: 7.89 g/cm³
  • Hardness: 51-55.5 HRC
  • Electrical Resistivity: 0.43 µΩ.m

Mechanical & Physical Properties

Mechanical & Physical Properties21.1°C93.3°C148.9°C204.4°C315.6°C371.1°C426.7°C537.8°C
Ultimate Tensile Strength /MPa-196518621793170916341579-
Proud members of the British Valve & Actuator AssociationProud members of the British Valve & Actuator Association