Duplex and A182 F51 valves and their use.
We manufacture valves in duplex stainless steel, particularly for use in desalination and sea-water-related processes.
Duplex material specification and equivalents
|Cast designation up to 1998||A890 Gr. 4A|
|Cast designation since 1998||A995 Gr. 4A (Supercedes A890)|
|ASTM specification||A351 CD3MN|
|European (DIN) Werkstoff number||1.4462|
|Unified Numbering System (UNS)||S31802 and S33205|
|Other designations||Duplex SAF 2205|