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17-7 Stainless Steel

Shapes Available

  • Plate
  • Round Bar
  • Sheet


  • Aerospace
  • Manufacturing
  • Marine
  • Medical

Industry Names

  • 17-7PH Stainless Steel
  • 17-7


  • Stainless Steel


  • AMS 5528 (Sheet
  • AMS 5529 (Cold Rolled Sheet
  • AMS 5644 - Bar
  • ASTM A564 - Bar
  • ASTM A693 (Sheet
  • Plate)
  • Strip
  • UNS S17700


  • Bellows
  • Blade Manufacture
  • Springs


  • Good Corrosion Resistance
  • Good Formability
  • High Fatigue Strength

17-7 Stainless Steel is a good corrosion resistant PH grade stainless. This grade is a higher strength and hardness stainless with superior fatigue properties, good formability and minimal distortion upon heat treatment. 17-7PH is used widely in aerospace applications. To achieve the highest mechanical properties this material would be cold worked to condition C and then heat treated.

Please contact us to request a quote. We specialize in hard to find material.

We work closely with many manufacturers in the aerospace & defense industry. We work with NADCAP approved heat treaters and testing laboratories. We can supply DFARS compliant material.

Chemical Composition
Al.75 1.5
C- .09
Cr16.0 18.0
Fe- Bal
Mn- 1.0
Ni6.5 7.75
P- .04
S- .04
Si- 1.0

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. Michlin Metals 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. Tradenames listed are the sole property of the tradename owners. Michlin Metals typically provides branded products through its relationships with mills and authorized re-sellers. Equivalent non-branded product is sometimes also available through certified sources of such products. Michlin Metals will never substitute non-branded product when branded product is requested.

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