Wafer Type Butterfly Valve Standards: 1) Design and manufacture: API609, ANSI B16.1 2) Test and inspection: API 598 3) Face to face dimensions: BS EN 558-1 4) Install between flanges: ANSI 16.10(CLASS 125), DIN2501( PN10/16), BS4504(PN10/16) Specifications: 1) Size: NPS2"---48"(DN50---1200mm) 2) Class: PN10, PN16(125LB, 150LB ) 3) Type: Wafer type, lugged type and flanged type, central line, NBR/EPDM/VITON/PTFE Seat, Wafer Butterfly Valves 4) Material: CAST IRON, DUCTILE IRON, CF8, CF8M 5) Operation: Lever, gear, pneumatic or electric actuator |