17-4 ph

17-4 PH Stainless Steel (SS) is a precipitation hardening martensitic stainless steel. Typical usage is seen in applications requiring high strength and a modest level of corrosion resistance. Strength and toughness desired can be manipulated by temperate range in the heat treatment process. Best Stainless offers high quality standards including UNS S17400, AMS 5643, ASTM A564, and ASTM A693 Grade 630.

Composition

  • Carbon
  • copper
  • chromium
  • columbian + tantalum
  • manganese
  • nickel
  • phosphorous
  • silicon
  • sulfur

Applications

  • pump shafts
  • shims
  • sleeves
  • mechanical seals

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