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431S29 – martensitic stainless steel

431S29 is a martensitic stainless steel that provides an excellent resistance to corrosion, optimally whilst hardened and tempered.

Alias

BS 1554
431S29

Chemistry

Element Min Max
C (Carbon) 0.12% 0.2%
Cr (Chromium) 15% 18%
Mn (Manganese) 1%
Ni (Nickel) 2% 3%
P (Phosphorus) 0.04%
S (Sulphur) 0.03%
Si (Silicon) 1%
Mechanical Properties Min Max
Ultimate Tensile Strength (UTS) 920 MPa

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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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