AERMET® 100 AMS 6532

AerMet® 100 is an iron, cobalt and nickel enriched martensitic steel featuring ultra-high strength, exceptional hardness, and ductility properties. It is very well suited for applications which require both load-bearing capability and ballistic tolerance.  With a superior stress corrosion cracking and fracture resistance, AerMet® 100 is an ideal alloy for many critical applications. 

Stock sizes: 0.750” to 5.000” diameter

Common Specifications:

  • AMS 6532
  • McDonnell Douglas MMS 21

Common Applications:

  • Jet engine shafts
  • Landing gear
  • Armor
  • Fasteners
  • Drive shafts

Bars normalized and overaged shall not have a hardness higher than 372 HB

Common Melting Practice:
VIM-VAR

The response to heat treatment tensile requirements are:

Minimum Longitudinal Tensile Properties:

TYPE ANALYSIS:

Element Min. Max.
Carbon 0.21 0.25
Manganese 0.10
Silicon 0.10
Phosphorus 0.008
Sulfur 0.005
Phosphorus + Sulfur 0.010
Chromium 2.90 3.30
Nickel 11.00 12.00
Cobalt 13.00 14.00
Molybdenum 1.10 1.30
Titanium 0.015
Aluminum 0.015