15-5PH / X5CrNiCu15-5 / 1.4545.4 / 1.4545.9 – High-Strength, Corrosion-Resistant Precipitation-Hardening Stainless Steel
15-5PH, also known as X5CrNiCu15-5, 1.4545.4, or 1.4545.9, is a premium precipitation-hardening stainless steel alloy that combines high strength, toughness, and excellent corrosion resistance. With its ability to be heat-treated to various strength levels, this alloy is ideal for high-performance applications in the aerospace, petrochemical, and marine industries where durability and reliability are essential.
15-5PH is recognized for its:
Thanks to its versatile properties, 15-5PH is widely used in:
WTE PowerSteel is a global distributor of 15-5PH, offering this high-performance stainless steel in various conditions to meet specific industry needs. With a commitment to quality and technical support, WTE PowerSteel provides expert guidance in selecting and processing 15-5PH to optimize its performance for critical applications. Contact us to learn more about our worldwide distribution and the benefits of 15-5PH for your demanding projects.
WL 1.4545.4, 15-5PH, AMS 5659, UNS S15500
1.4545.4 hardened
1.4545.9 solution annealed
C: | max. 0,07 % |
Cr: | 15,0 – 15,5 % |
Mn: | max. 1,0 % |
Mo: | max. 0,5 % |
Ni: | 3,0 – 5,5 % |
P: | max. 0,03 % |
S: | max. 0,015 % |
Si: | max. 1,0 % |
Cu: | 2,5 – 4,5 % |
Nb: | max. 0,005 % |