Stainless Steel

Stainless Steel 17-4 H1025

Specs: ASTM-A564, ASME-SA-564, AMS 5643
UNS#: S17400

Stainless Steel 17-4 H1025 is a precipitation-hardening martensitic Stainless Steel, which has corrosion resistance comparable to austenitic varieties. Our H1025 has been heat-treated to the minimum tensile strength of 155ksi, yield strength of 145ksi, an elongation in 2in of 12%, and a reduction of area of 45%. Cobalt is reported in the chemistry.


Save time and money by buying the material for your heat treatment. We do all work in large batches, driving the cost down, and offering you fast delivery. Free heat treat charts will be included in our cert package upon request.


17-4 H1025 is used in applications for aerospace, chemical processing equipment, oil and petroleum refining equipment, food processing equipment as well as general metalworking.

Available shapes – round and rectangular


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