Three-way Ball Valve 1.Anti-Static Device 2.Blow-out Proof Stem 3.Fire Safe Design 4.Emergency Sealant Injector Three Way Ball ValveThree Way Ball Valves have especially ... .25Test API 6DFire Safe Test API 607/API 6FAMaterials of Three-Way Ball ValvesNo.PartMaterial1BallA351-CF8, CF8M, CF3, CF3M, Duplex2BodyA216-WCB A352-LCB ... A193-B7, B7M, B8, B8M15NutASTM A194-2H, 2HM, 8, 8M Three-way Ball Valve