Primarily designed to meet the stringent requirements and safety levels of the oil & gas industry, this high performance butterfly valve is available in a range of sizes, from 2 inches to 80 inches (DN 50-2000). This makes them ideally suited for a host of applications, including firewater, hydrocarbons, cargo handling, bilge and ballasts and utilities, just to name a few.
Series - 150 To 600
Design Features
- Integrally cast disc position stop perfectly locates the disc in seat, achieving maximum seat and seal life
- Unique packing design allows for use in pressure as well as vacuum without modification or special assembly
- Rocker-shaped gland bridge compensates for uneven adjustment of gland nuts reducing packing leaks
- Flattened body bore at shaft journal ports positions shaft bearings near disc, providing maximum shaft support resulting in reduced wear and longer life
- Blow-out resistant shaft is standard on all valves for increased safety
Product Specifications
- Size 2″-80″ DN50-DN2000
- Pressure Class "150, 300, 600" | PN6-PN100
- End Connection Flange (FF, RF, RJ), wafer, lug, butt welding
- Body Material WCB, CF8, CF8M, CF3, CF3M, LCB, WC6 etc
- Disc Material WCB, CF8, CF8M, CF3, CF3M, LCB, WC6 etc
- Seat Material SS304+Graphite, SS316+Graphite, NBR, EPDM, PTFE, RPTFE
- Stem Material 17-4PH, SS410, SS304, SS316, F51, F53
- Design Standard API 609
- Face to Face Standard API 609, ISO 5752
- Test Standard API 598
- Temperature Range -100℃~800℃
- Actuator Options Electric
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Structure Style
- Full Port,Triple Eccentric, Double Eccentric, Concentric
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Connection Standard
- Flange Drilling: ASME B16.5, ASME B16.47