Duplex stainless steel 2205 combine the best attributes of both austenitic and ferritic stainless steels and provide high strength/ductility with good corrosion resistance to corrosion (including stress corrosion cracking). This gives them a significant advantage over 316L and 317L stainless steels.
The chemical component of Duplex stainless steel 2205 :
C≤0.030 Mn≤2.00 Si≤1.00 p≤0.030 S≤0.020 Cr 21.0~23.0 Ni 4.5~6.5 Mo2.5~3.5 N0.08~0.20
The Mechanical property:
Tensile Strength ≥625MPA Yield Strength ≥450MPA
Elongation ≥25 Hardness ≤290HB
Application Area
Chemical processing, transport and storage, Oil and Gas exploration and processing equipment, Marine and other high chloride environments, Pulp and paper digesters, liquor tanks and paper machines.
Products List
ASTM A815 2205 Butt-welding Fittings
ASTM A815 S2205 Seamless Fittings
Duplex steel 2205 welding Fittings
ASTM A815 S31803 90°Elbow LR
ASTM A815 S2205 45°Elbow LRASTM A815 S32205 90°Elbow SR
ASTM A815 S32205 45°Elbow SR
Duplex steel 31803 Concentric Reducer
Duplex steel 2205 Eccentric Reducer
2205 Duplex steel Equal Tee
31803 Duplex steel Reducing Tee
Duplex steel 2205 Butt welding 45°Lateral Tee
Duplex Steel 2205 FITTINGS