Corrosion Resistant Firesafe Ball Valves For Sour Oilfield Environments Their Options Are Our Standards Unibody & Two-Piece Threaded Floating Ball Valves Series 5312 Unibody Ball Valve 2000 WOG Sizes 1 /4"- 2" Series 5322 Two-Piece Ball Valve 2220 WOG/2160 WOG Sizes 1 /4"- 2" Series 5312 Unibody Ball Valve 2000 WOG Sizes 1 /4"- 2" Series 5322 Two-Piece Ball Valve 2220 WOG/2160 WOG Sizes 1 /4"- 2"