Lug type double disc Hastelloy Butterfly Valve

Lug type Hastelloy Butterfly valve 1.Pressure:Class 150-2500Lb 2.Size:NPS3"-40" 3.Connect:Flanged Wafer SW BW 4.Mat:Ti,Ni,Duplex,Alloy Hastelloy Butterfly Valve(lug type butterfly valve,double disc butterfly valve) Features: 1) Design: API 609 2) Face to face: API 609, ASME B 16.10 3) Flanged ends: ASME B 16.5, ASME B 16.47 4) Test and inspection: API 598 5) Material: a) Body: Hastelloy C-276, Hastelloy C-4, Hastelloy C-22, Hastelloy C-2000, Hastelloy B-3, Hastelloy G-30, b) Seat: EPDM, NBR 6) Driving manner: hand-operated, worm wheel and worm screw, pneumatic operated, electric-driven 7) Pressure: 150 300lbs 8) Applicable temperature: -29 °C 120°C 9) Working medium: strong corrosive medium 10) The sizes of serial valve connecting flange can be designed according to customers' requirements Inner packing: Plastic package Outer packing: Wooden package