Name: Butterfly Valve / PN10 Concentric Rubber Lining wafer type Butterfly Valve Size Range: NPS 2"-48" Pressure Range: PN6-PN10 Material: Cast Iron, Ductile Iron, WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, CF8M. Design & Manufacture Std.: API609, BS5351, etc. Face to Face Std.: ASME B16.10, API609, etc. End Connection Std.: ASME B16.11, ASME B1.20.1, ASME B16.5, ASME B16.47, DIN2543-2551. Test Standard: ISO5208, API 598, BS 6755. Connection Type: Double Flange, Full Lug, Wafer Type, etc. Construction Type: Rubber Lining, Concentric, Renewable seal ring, Bi-Direction Sealing. Operation: Hydraulic, Electric, Worm Gear, Handle, Pneumatic, etc.