Butterfly Valve Double-Offset Disc Eccentric Design (Wafer Type)
FlowBiz Brand Double-Offset Disc Eccentric Design Butterfly Valve offers two different manual operating (Gear/Handle).
Our Valves are made with state-of-the-art engineering for multiple ON/OFF operations in more extensive pipelines & full flow downstream.
FlowBiz Brand Double-Offset Disc valve is also known as a high-performance butterfly valve. FlowBiz-designed valves have two stems offset from the center, which creates a cam action during the application process.
- 1st offset in butterfly valve: The shaft axis is behind the centerline of the sealing point of the disc to the seat.
- 2nd offset in butterfly valve: The shaft axis is eccentric to the center of the valve/pipeline.
The double offset butterfly valve is usually used in:
- Oil and gas
- Power generation
- HVAC
- Chemical
- Water and wastewater treatment
- Pulp and paper
- Oil and gas
- Shipbuilding
Double-offset butterfly valves are available at higher pressures than the zero-offset style. FlowBiz double-offset butterfly valves are up to ANSI Class 600 rating in cast carbon steel, stainless steel, Hastelloy, and other body material, with deviations of Teflon seats and Fire Safe design with metal-to-metal seats.
Size Range: 2 ½inches to 48 inches (65mm to 1200mm)
Design Specification:
Design and Manufacturing: API 609 category "B" / MSS-SP - 68
Valve Face-to-Face Dimensions: API 609 Category "B" / ISO 5752 / MSS-SP -68
Flange Standard Conformity: ASME B 16.5 Class 150
: ASME B 16.47 Series "A" Class 150
Inspection & Testing: API 598
Pressure Temperature Rating: ASME B16.34
Top Flange Dimensions: Bolt Hole ISO 5211
Stem Dimensions: Square Drive to ISO 5211
Leakage Class: Class VI as par ANSI B 16, 16.104
FlowBiz is the best manufacturer of Offset Disc Butterfly valves in India. We supply Offset Disc Butterfly Valve in Ahmedabad, Vapi, Valsad, Surat, Gandhidham, Kutch, Ankleshwer, Bharuch, Mumbai, Nashik, Pune, Thane, Aurangabad, Satara, Sangli, Nagpur, Kolhapur, Indore, Dewas, Bhopal, Chennai, Coimbatore, Selam and all over India.