Description

17-4PH is a precipitation-hardening martensitic stainless steel combining high strength and hardness with good corrosion resistance. It offers excellent mechanical properties up to 315C and can be heat treated to various strength levels.

Material Properties

density 7.8
hardness HRC 33-44
tensile_strength 1100 MPa
yield_strength 965 MPa
elongation 15%
corrosion_resistance Good, comparable to 304

Applications

Aerospace components, chemical processing equipment, nuclear waste handling, paper mill equipment, mechanical seals