ASTM A351 CF8 Butterfly Valve, 8 Inch, Double Offset, Wafer

Product Name: ASTM A351 CF8 Butterfly Valve
Type: Double Offset Butterfly Valve
Body Material: ASTM A351 CF8, Cast Stainless Steel
Size: 8 Inch, DN200, 200 mm
Pressure: Class 150 LB, PN20
End Connection: Wafer Ends
Operation: Gear Operated

This double offset butterfly valve has been successfully applied in extreme service conditions, including high-temperature service, throttling steam control, polymerizing media, liquor service with entrained solids, high-cycle industrial gas, process gas off-take applications, paper stock isolation, vacuum pump isolation, corrosive chemical service, fire-safe refinery and chemical service, heat transfer service, and throttling hydrocarbon service.

Technical Specification

» Normal Size Range:
   Class 150 LB: 2-60 Inch
   Class 300 LB: 2-48 Inch
   Class 600 LB: 2-24 Inch
» Normal Pressure Rating: Class 150-600 LB, PN10–PN40, 10K–20K
» Body Connection: Wafer type, Lug Type, Double Flange
» Body Material: Carbon Steel, Stainless Steel, Duplex Steel, Nickel Aluminum Bronze, Hastelloy
» Disc Material: Stainless Steel, Duplex Steel, Nickel Aluminum Bronze, Monel
» Stem Material: 17-4PH, SS 316, Duplex Steel, Hastelloy, Titanium Alloys
» Seat Material: PTFE or RTFE with Resilient Energizer
» Packing Material: PTFE
» Shutoff Rating: Class VI, Bubble Tight
» Design Standard: ASME B16.34, ASME VIII, API 609, MSS SP-68, EN 593, EN 12516
» Certifications: API 607, PED
» Shell/Seat Test: API 598
» Face to Face: API 609, ISO 5752
» Manual Operator: Bare Shaft, Lever Handle, Worm Gear Operator
» Automatic Operation: Pneumatic Actuator, Electric Motor
» Temperature Range: Soft Seat: -29°C to 150°C
» Medium: water, gas, oil, etc

Application scope

» Chemical and Petrochemical industries
» Liquefied gas and refrigeration systems
» Heavy industrial applications
» Power and cogeneration plants
» Steel and iron works
» Commercial facilities
» Pulp and paper mills
» Oil refineries and oilfields
» Shipbuilding industry
» Hydrocarbon processing and gas piping systems
» Local area energy supply and industrial utilities
» Construction industry
» Marine applications