Alloy 455

Alloy 455 is a precipitation hardened martensitic stainless steel alloy that is melted in VIM + VAR melt type.  Alloy 455 has excellent formability in the annealed condition then can be aged to extremely high properties after formed to its final shape.  This alloy has improved transverse properties over most PH grades making it suitable in many aerospace industry as well as medical applications.  

Please inquire today about your steel needs.

Specs USAP Produces to:
  • AMS 5617
  • ASTM A564
  • Stryker HMS 4553

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

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

Industry / Trade Names
  • UNS S45500
  • Aerospace
Melt Types
Grade Families
  • Precipitation Hardenable
  • Stainless Steel

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