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UNS 32750

UNS 32750  is a super duplex alloy that offers excellent resistance to a wide variety of corrosions, including an outstanding resilience to crevice and pitting within chloride environments.   This material also offers a higher strength compared to that of austenitic duplex stainless steels and has ASME approval for Pressure vessel applications.


UNS 32750
X2 CrNiMoCuN 25.6.3
Z3 CNDU 25.06 Az


Base Element Fe(Iron)

Mechanical Properties Min Max
Ultimate Tensile Strength (UTS) 800 MPa
Yield Strength 550 MPa
Elongation 15%
Gauge Length A4D
Hardness(Brinell) 310 HB


It has an excellent Corrosion resistance to a number of mediums, such as an outstanding resistance to pitting and crevice corrosion from Sea water or other chloride environments. It is most commonly used for pressure vessel applications within the Marine and Chemical processing industry.

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