52100 Low Alloy Steel

52100 is a high carbon low alloy steel with good strength melted as AOD + VAR or VIM + VAR melt type.  It has excellent rolling fatigue strength at temperatures up to 400oF.  This grade also possessed good machinability in the annealed condition prior to final heat treatment.  Normalizing and quenching is used to achieve the high hardness properties.  This unique combination of properties makes it great for aircraft bearing applications.

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Specs USAP Produces to:
  • AMS 6440
  • AMS 6444
  • AMS-S-7420
  • MIL-S-7420
  • PWA 723
  • Timken EMS 26

Don't see the spec you're looking for? Not all specs are listed so please submit an inquiry!

Product Forms Sold:

Size ranges vary by specification and specific order requirements; inquire for your specific needs.

  • GE S-400 S-1000

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Industry / Trade Names
  • UNS G52986
  • Aerospace
  • Other Industrial Markets
Melt Types
Grade Families
  • Low Alloy Steels

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