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Z3 CND 22.05 Az

Z3 CND 22.05 Az is a duplex stainless steel, that offers a good resistance to corrosion in a variety of of environments such containing high amounts of chloride. This material also offers a good mechanical strength as well having a high ductility.



Z3 CND 22.05 Az
UNS S31803
ASTM A182 F51


Base Element Fe (Iron)

Element Min Max
C (Carbon) 0.03%
Cr (Chromium) 21% 23%
Mn (Manganese) 2%
Mo (Molybdenum) 2.5% 3.5%
N (Nitrogen) 0.08% 0.2%
Ni (Nickel) 4.5% 6.5%
P (Phosphorus) 0.035%
S (Sulphur) 0.01%
Si (Silicon) 0.75%
Mechanical Properties Min Max
Ultimate Tensile Strength (UTS) 660 800 MPa
0.2% Proof Stress 480 MPa
Elongation 20%


Typical applications of Z3 CND 22.05 Az include but are not limited to, flanges, pumps, valves and pipes within the oil & gas/petrochemical industries.

Information is given for illustrative purposes only. Tachart accepts no responsibility for the accuracy of the data contained within or the use of the data by any other party.
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