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Materials North America

Copper and Brass Sales

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Stainless steel alloy 17-4, also known as UNS S17400, is a precipitation-hardening stainless steel renowned for its remarkable combination of strength, corrosion resistance, and versatility. Composed of approximately 17% chromium, 4% nickel, 4% copper, and small amounts of other elements, this alloy can be heat-treated to achieve various levels of hardness while maintaining its toughness. Its exceptional mechanical properties make it well-suited for applications in aerospace, petrochemical, and medical industries. Stainless steel alloy 17-4 demonstrates excellent resistance to corrosive environments, making it suitable for marine and offshore equipment. Its ability to withstand high temperatures enhances its appeal in demanding engineering and industrial applications. Overall, stainless steel alloy 17-4 remains a favored material choice where strength and corrosion resistance are critical factors.

Product Properties

Characteristics

Chromium, nickel, copper, columbium, tantalum, and carbon balanced for high corrosion resistance and hardening by heat treatment.

Typical Uses

Medical components, aerospace industry, and corrosion resistant applications.



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