Wafer Soft Seal Butterfly ValveSizes: 2″ – 48″ or DN50 – DN1200Pressure Rating: Class150 or PN10 – PN16Design & Manufacture: API 609, EN 593, AWWA C504Face to Face Dimension: API 609, EN 558 Triple Eccentric Butterfly ValveBody material: carbon steel, stainless steel, alloy steelNominal diameter: 2″~180″(DN50~DN4500)Pressure range:Class150~600(PN10~PN100)End connection: RF, RTJWorking temperature:-46℃~+200℃Operation : wrench, worm gear, electric, etc.