Super ferritic Stainless Steel has a structure and properties similar to the common ferritic alloys, but they contain enhanced levels of chromium and molybdenum to increase their resistance to high temperature and corrosive environments such as seawater.
|Stainless Steel - Superferritic|
||Welded stainless steel tubing used in seawater and other applications requiring extreme resistance to chloride pitting, crevice corrosion and stress corrosion cracking||C 0.03 max,
Mn 1.0 max,
P 0.04 max,
S 0.03 max,
Si 1.0 max,
Ni 1.0 max,
N 0.045 max,
(Ti+Cb) 6x(C+N) min,
|18 min||25 Rockwell C max|
||Solenoid valves, Pressure vessels, Coker components, Heat exchanger stainless steel tubing, Air preheaters, Heat recuperators||C 0.01 max,
Mn 0.4 max,
Si 0.4 max,
Ni 0.5 max,
N 0.015 max,
Cu 0.2 max,
(Ni+Cu) 0.5 max,
|ASTM A-240 ASME SA-240||0.280
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