Which of the following is an incorrect statement about austenitic stainless steel?
They contain a high quantity of chromium
It can be hardened by heat treatment
It is suitable for use in corrosive, fairly high temperature environment
The austenitic phase is stabilised at room temperature by addition of nickel
It can be hardened by heat treatment
●
The austenitic steels are hardened and strengthened by cold working.
●The
chromium content of austenitic stainless steel is high (around 18 to 25%).
●It
is suitable for use in corrosive and high temperature environment.
●Austenite
steel (Y
Hence,
the correct option is (B).
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