Duplex & Super Duplex Flanges Flanges Stainless Steel Flanges High nickel alloys Flanges Titanium Flanges Duplex & Super Duplex Flanges Alloy Steel Flanges Stainless Steel Flanges High nickel alloys Flanges Titanium Flanges Duplex & Super Duplex Flanges Alloy Steel Flanges Duplex & Super Duplex Flanges LEAN Duplex Steel 2101 / UNS S32101 Flanges Duplex Steel 2304 / UNS S32304 Flanges Duplex Steel 2205 / UNS S32205 Flanges Super Duplex F53 / UNS S32750/ 1.4410 Flanges