Customer’s ‌requirements:   

·       Valve function and connection: On-off, Buttweld type

·       Valve size and pressure: 4″, Class 150

·       Medium parameters: Natural gas, -5~+70℃

·       Actuator: Pneumatic

Miwival’s ‌solution: 

·       Valve type: Top entry butterfly valves, BW, 4″, Class 150

·       Valve material: Body: WCC, Trim: WCC, Seat: SS304+STL; Stem: 17-4PH

·       Actuator and accessories: Rack&pinion actautor (FC)+mannual overide, Limit switch, Solenoid valve, Air filter

·       Available functions: Quick opening and closing, Amenable to repair