Duplex Stainless Steel Suppliers (2205, UNS S32205/S31803)
Duplex 2205, UNS S32205 or DIN W.Nr. 1.4462, UNS S31803 is an austenitic & ferritic two-phase Cr-Mo-Ni alloyed stainless steel which has a roughly mixed 1:1 ferrite and austenite structure. It is the most widely used duplex stainless steel grade and is characterized by high-yield strength, double that of standard austenitic stainless steel grades.