15-5 is a precipitation hardened martensitic stainless steel alloy that is melted in AOD+VAR, AOD+ESR, or VIM+VAR melt type. This alloy is an improved version of 17-4 that offers better toughness. Because of its good mechanical properties and corrosion resistance this alloy is widely used in the aerospace industry for most fasteners and structural components. Universal Stainless offers this alloy and a wide range of specs and product forms.

Please inquire today about your steel needs.

Specs USAP Produces to:
  • AMS 5659
  • AMS 5862
  • ASTM A564
  • ASTM A705
  • ASME SA564
  • Boeing BMS 7-240
  • Boeing BMS 7-351
  • SPP Canada Aircraft SPPCA-EN-SOW-0036 (Capability)
  • Liebher LAT 1-9037
  • AMS-STD-2154

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.

Industry / Trade Names
  • PH15-5
  • XM-12
  • UNS S15500
  • 15Cr-5Ni
  • DIN X4CrNiCuNb164
  • X5CrNiCu15-5
  • DIN 1.4540
  • DIN 1.4545
  • Aerospace
  • Oil & Gas
  • Other Industrial Markets
Melt Types
Grade Families
  • Precipitation Hardenable
  • Stainless Steel

DISCLAIMER: The information provided on this Web site, technical or otherwise, is merely for informational purposes, and is not intended to serve as a guide, manual, instructions, or any kind reference for proper safety procedures or material purchasing. Universal Stainless makes no warranty, express or implied, based on the statements on this Web site and, as such, will not be liable for any damages, either direct or indirect, including but not limited to consequential damages, such as damages for loss of profits, that may arise based on reliance on the information provided on this Web site. Some information has been referenced from reliable industry sources.